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Earnings Call: Q1 2023

Oct 26, 2022

Operator

Hello and welcome to the Wolfspeed first quarter fiscal year 2023 earnings call. My name is Harry, and I'll be your coordinator today. To ask a question during the Q&A, please press star one on your telephone keypad. It's now my pleasure to hand you over to Gregg Lowe, CEO, to begin. Please go ahead.

Tyler Gronbach
VP of Investor Relations, Wolfspeed

Thank you, operator, and good afternoon, everyone. Welcome to Wolfspeed's first quarter fiscal 2023 conference call. Today, Wolfspeed CEO Gregg Lowe and Wolfspeed CFO Neill Reynolds will report on the results for the first quarter of fiscal year 2023. Please note that we will be presenting non-GAAP financial results during today's call, which is consistent with how management measures Wolfspeed's results internally. Non-GAAP results are not in accordance with GAAP and may not be comparable to non-GAAP information provided by other companies. Non-GAAP information should be considered a supplement to, and not a substitute for, financial statements prepared in accordance with GAAP. A reconciliation to the most directly comparable GAAP measures is in our press release and posted in the Investor Relations section of our website, along with a historical summary of other key metrics. Today's discussion includes forward-looking statements about our business outlook.

We may make other forward-looking statements during the call. Such forward-looking statements are subject to numerous risks and uncertainties. Our press release today and the SEC filings noted in the release mention important factors that could cause actual results to differ materially, including risks related to the impact of the COVID-19 pandemic. During the Q&A session, we would ask that you limit yourself to one question and one follow-up so that we can accommodate as many questions as possible during today's call. If you have any additional questions, please feel free to contact us after the call. Now, I'd like to turn the call over to Gregg.

Gregg Lowe
CEO, Wolfspeed

Thanks, Tyler, and good afternoon, everyone. The growth and demand for our power device product line is greatly outpacing anything we would have anticipated only a year ago. At our last Investor Day, we said Wolfspeed was well-positioned to capitalize on the increasing demand for EVs, industrial, and 5G. We described 2022 and 2023 as an inflection point in the adoption of silicon carbide, with accelerated growth beginning in 2024. Clearly, adoption is well ahead of schedule, creating an even greater demand-supply mismatch than we had discussed previously. Fiscal Q1 revenue grew 54% year-over-year, our second straight quarter of greater than 50% top-line growth when compared to the prior- year period. Our device opportunity pipeline has increased to more than $40 billion, more than double the $18 billion that we talked about at our last Investor Day.

Our sales team continues to convert this pipeline at an impressive clip and posted another record quarter in Q1 with $3.5 billion of design-ins. Our last four consecutive quarters of design-ins, each of which was a record at the time, total approximately $9.3 billion, which is 3.5x higher than the prior period. We continue to see strong demand for our power devices, with Q1 revenue up more than 120% year-on-year. The team in Durham has done an absolute best to ramp production and expand capacity, but running a manual fab has its limitations, and we are seeing lead times extend for tools and replacement parts for fab equipment, which is impacting our ability to align with customer needs.

Lastly, as part of our ongoing efforts to expand supply of silicon carbide, the team was successful in increasing the length of boules through our continuous improvement efforts, which will help drive more wafers going forward to meet the immense demand for silicon carbide substrates. While this will help alleviate some supply constraints, we're still refining some of our back-end processes for the longer boules, and this will impact yield for the next couple of quarters. We're entering a period of significant expansion and are experiencing the associated growing pains.

If you think about where we've come from in the last five years, from a $200 million semiconductor business back in 2017 to a global semiconductor powerhouse that is expected to generate over $1 billion of revenue in fiscal 2023 on the way to approximately $2.8 billion in fiscal 2026, it speaks to the massive amount of change we are driving across the business in a relatively short period of time. Now I'd like to turn it over to Neill to go over the quarterly financials, the second quarter outlook, and provide more details about our updated expectations.

Neill Reynolds
CFO, Wolfspeed

Thanks, Gregg, and good afternoon, everyone. I'll start by providing an overview of the first quarter. We generated revenue of $241.3 million in the first fiscal quarter of 2023, which represents a 6% sequential improvement when compared to the $228 million in the fiscal fourth quarter of 2022 and growth of 54% year-over-year, driven largely by growth in all product lines and the market tailwinds Gregg referenced earlier. Underpinning the revenue growth is our design-in portfolio, which along with the additional $3.5 billion this quarter, now sits at $14.5 billion cumulatively. Approximately 43% of our design-ins have converted into design-wins, representing more than 1,600 projects.

Non-GAAP gross margin in the first quarter was 35.6% compared to 36.5% last quarter and 33.5% in the prior- year period, representing a 210- basis point improvement year-over-year. Our gross margin in the quarter was impacted by issues related to our wafer manufacturing process to accommodate longer boule sizes. Related to the Durham fabs, we believe we can continue to improve productivity and performance, but we are reaching our capacity and capability limits, and future significant step-ups in revenue and gross margin will come primarily from the Mohawk Valley fab. However, the Durham wafer fabs will likely remain fully utilized for the foreseeable future as customer demand remains strong.

In addition, as it relates to RF, we were unable to transition from 100 mm to 150 mm wafer sizes due to the overwhelming demand for our products, which has kept our factories full, leaving us essentially no factory downtime to make the transition. Given the strong demand for our products, we don't anticipate making this transition for at least several years. As such, RF device products currently represent an approximately 300 basis point drag to our overall company gross margins. It's important to note that although RF products represent approximately 20% of our business today, they will represent only approximately 10% of our business over the long-range plan period. Therefore, we expect this impact to dissipate over time, but it will dampen gross margins in the earlier periods of our long-range plan.

As a result of these impacts to our gross margins, we generated adjusted earnings per share of $-0.04 In the fiscal first quarter compared to $-0.02 a quarter ago and $-0.21 In the same period last year. Now before I discuss our guidance, let me provide a quick overview of our balance sheet position. We ended the quarter with approximately $1.2 billion of cash and liquidity on our balance sheet to support our growth plans. DSO was 50 days, while inventory days on hand was 135 days, which is 2 days lower than Q4. Free cash flow during the quarter was - $79 million, comprised of - $13 million of operating cash flow and $66 million of CapEx.

During the quarter, we incurred startup costs primarily related to Mohawk Valley, totaling approximately $38 million, which is in line with our expectations we outlined from last quarter. We expect an additional $34 million of startup and underutilization costs in the second quarter. We included a non-GAAP adjustment for these startup costs in the reconciliation table in our earnings release. Now, moving on to our fiscal second quarter outlook. We are targeting revenue in the range of $215 million-$235 million. We continue to see increasing demand for our products both in the short and long term, but our revenue outlook continues to be supply and capacity driven.

From a supply perspective, we expect our revenue to be impacted by lower yields in our Materials business, as previously mentioned, and we are also seeing longer lead times on spare parts, reducing tool availability and output in our Durham fab. We believe we are making steady progress on improving the materials yields, and based on current lead times, we expect to see output recover by early fiscal Q3. Our Q2 non-GAAP gross margin is expected to be in the range of 33%-35%. We expect gross margin will be similarly impacted by the material substrate yields previously mentioned, driving performance down approximately 160 basis points quarter-over-quarter. Therefore, we believe our revenue and gross margin growth trajectories to be delayed one to two quarters as we resolve the yield and supply challenges we are currently experiencing.

We do, however, expect revenue and gross margin expansion to resume in the back half of the fiscal year and anticipate achieving the $1 billion revenue quarterly run rates early in the back half of the fiscal year. We expect non-GAAP operating expenses of approximately $97 million for the second quarter of fiscal year 2023, and we expect Q2 non-GAAP operating loss to be between $26 million and $15 million. We believe that we will realize approximately $5 million of non-GAAP tax benefits as a result. We expect Q2 non-GAAP net loss to be between $20 million and $10 million, or a loss of $0.16-$0.08 per diluted share. Our non-GAAP EPS target excludes acquired intangibles amortization, non-cash stock-based compensation, project transformation and transaction costs, factory startup and underutilization costs, and other items outlined in our press release today.

As always, our Q2 targets are based on several factors that could vary greatly, including the situation with COVID-19, overall demand, product mix, factory productivity, and the competitive environment. During the quarter, we also announced plans to construct the world's largest materials factory in Siler City, North Carolina, and we are also evaluating further expansion of our device capacity. The construction of this new North Carolina facility will require significant investment from our end. We believe that it's prudent at this time to increase our CapEx guidance from $550 million last quarter to approximately $1 billion for the fiscal year 2023 to reflect the increased investment and support the higher revenue growth we outlined on last quarter's earnings call. We continue to explore multiple avenues to finance these capital investments and are extremely encouraged by the conversations we have had to date.

Our shareholders are top of mind in pursuing this funding, so we will explore all options with the goal of minimizing both our cost of capital and dilution. As a reminder, we have many funding paths at our disposal, most of which have little or no dilution impact. This includes government incentives, customer capacity upfront payments, and private or project debt-based financing, as well as going to the public markets as we have done previously. We are currently focused on the less dilutive financing options, and we will continue to remain flexible as we manage through variation in the capital markets. What is clear is that demand for our product continues to be strong both in the short and long term, and we will continue to invest in capacity to address this multi-decade growth opportunity. With that, I'll pass it back to Gregg.

Gregg Lowe
CEO, Wolfspeed

Thanks, Neill. We are very encouraged with the market trends and with our progress to capture sizable share of the opportunities in our pipeline. One of the things underpinning our confidence is the breadth of our total design-in profile. The electric vehicle has been, and will continue to be, the driving force behind the broad adoption of silicon carbide. As industry supply scales and costs decline, this is also opening up the door for other applications in the industrial and energy sectors. Just to get a sense of our Q1 design-in profile, approximately 90% was tied to automotive, whereas the remaining 10% was for industrial and energy and RF applications. The Q1 design-win total is a 9x increase for automotive year-over-year, and industrial and energy and RF increased more than 95% from a year ago.

This quarter's design-ins include an interesting range of applications, including weather radar, wireless EV bus charging, a welding machine, and a motor drive application. To service this rapid growth and demand for silicon carbide, during the quarter, we announced our Siler City materials factory, which will be the world's largest silicon carbide factory when it opens up in 2024. The substrates produced there will help drive down the cost of devices and expand silicon carbide adoption across even more markets. Our new materials factory, in combination with our plan to build out both the remainder of our Mohawk Valley factory and yet to be announced second fab, will support this goal and should help us achieve significant scale. Speaking of Mohawk Valley, the fab continues to make great strides in its ramp. During the quarter, we successfully ran full flow with lots in the fab.

Not only have we been able to run these lots, but we are very encouraged by the yields we are seeing at such an early stage. We are still on track to deliver devices from Mohawk Valley in the second half of fiscal 2023 and plan to share an update on our progress at our Investor Day on Monday. The multi-decade opportunity in Power Devices requires far greater capacity investment and as soon as possible. We will continue to address near-term puts and takes in Durham and RF as we continue to bolster our leadership position in silicon carbide. We will need to raise a significant amount of capital, which will go towards investments in the necessary infrastructure to support growth. As a result, free cash flow generation will be pushed out a few years.

Margin progression will likely be muted in the near term due to the Durham and RF dynamics mentioned earlier. However, we continue to believe Mohawk Valley will help improve margin trajectory as it comes online. This fiscal year, demand for our products continues to outstrip supply, and our revenue will be gated by the speed at which we can increase output. That being said, we still expect top- line year-over-year growth north of 30%. When I started at Wolfspeed five years ago, a key theme of ours was refocusing the business. I am proud of the progress the team has made in that regard, but there's more work to be done. There will be challenges driven by the unprecedented demand in silicon carbide, but overall, we are extremely encouraged by the dynamics that underpin these challenges.

I look forward to discussing these topics in more detail during our Investor Day on October 31st at the New York Stock Exchange. We'll give further update on our strategic initiatives and long-term financial model. If you have not registered for the Investor Day, please do so by this Friday by contacting our investor relations team. Now I'll turn it over to the operator with questions.

Operator

Thank you. To ask a question, please press star followed by one on your telephone keypad now. In the interest of time, please limit yourself to one initial question and one follow-up. Our first question of the day will come from Harsh Kumar of Piper Sandler. Harsh, your line is now open. Please proceed.

Harsh Kumar
Managing Director and Senior Research Analyst, Piper Sandler

Yeah. Hey, thanks, guys. Question on the near term. You know, Gregg, when I look at your business, all the design-in, design win trends are pointing upward. I'm looking at the December quarter guidance, which is sequentially down. I know you mentioned a handful of things such as spare parts availability, also the longer boules. I was curious, is this what is impacting your ability to be able to grow in the December quarter? Is there something else that's going on that's worth noting? I had a follow-up.

Gregg Lowe
CEO, Wolfspeed

Thanks for the question, Harsh. Yeah, that is exactly that. Basically, it's taller boules and some yield issues we have processing them at the back end and the lead time on spare parts of older fab equipment inside the factory. Basically, it's those two issues that are limiting our output. Our near-term demand from customers is up, as is our longer-term demand. In fact, our unfulfilled demand is increasing this quarter due to this limitation that we have. So that's exactly what it is. I might mention, though, that taller boules are a really good thing. As we, you know, we've done a really good job of refining the back end of our process here.

As we come out of that and we have yields back to where we believe we can get them to be, these taller pools are gonna be a substantially good thing for us.

Harsh Kumar
Managing Director and Senior Research Analyst, Piper Sandler

Got it, Gregg. For my follow-up, Gregg, I wanted to ask about the gross margin. Similar sort of question. I was curious if you could sort of like split the gross margin difference on the downtick between, hey, is this a bigger problem that's coming from the longer pools, or is this a spare parts issue? Also maybe help us think about some color on when these issues might get resolved, Gregg, if possible.

Neill Reynolds
CFO, Wolfspeed

Hey, Harsh, it's Neill. I'll take a shot at that. I think if you look both at revenue and gross margin, the issues are really the same two things that we're seeing. You know, the output related to the taller boule has been challenged just based on the yield. We'll see that impact both revenue and gross margin, although I'll say that I think we've hit the bottom there on the yield issue. We're starting to work our way up, so we're kind of flushing through some of that higher cost inventory as we start to manage through this. I'd say the same thing in terms of the Durham fab production. We have some, you know, tool availability challenges related to, you know, shortage of spare parts on older equipment.

We've been impacted, you know, by some supply challenges clearly, and that's something we've really avoided, you know, largely in the last couple of years. We did fight that a little bit here. That'll drive our device revenue down quarter-over-quarter and the margins as well. Again, once we see these current lead times come in, we'll start seeing production kind of pick up again in the fab. I think on both cases, both revenue and margin are being impacted by the same two issues. I see these as being temporary in nature as kind of a one- quarter dip in both revenue and gross margin. We see ourselves as returning to stronger revenue margin growth in 3Q and beyond.

You know, possibly even being at that kind of $1 billion, annualized kind of revenue run rate by 3Q, and really back on trajectory by 4Q. You could think of these kind of manufacturing and supply issues just driving a, you know, one- to two- quarter impact on the, you know, revenue and margin trajectory.

Harsh Kumar
Managing Director and Senior Research Analyst, Piper Sandler

Appreciate the color, guys. Thank you.

Neill Reynolds
CFO, Wolfspeed

Thanks, Harsh.

Operator

Thank you. Our next question is from the line of Brian Lee of Goldman Sachs. Brian, your line is now open.

Brian Lee
Managing Director, Goldman Sachs

Hey, guys. Good afternoon. Thanks for taking the questions. Then maybe just to follow up on Harsh's questions. You sort of alluded to it a little bit, I think, Neill, but if we were trying to quantify the impact on the revenue outlook here for December, obviously Gregg is saying your demand and unmet demand is higher. How much, if you could quantify, I know it's a tough question, is coming from yield and how much is coming from the supply challenges? You know, if I take your comments that you're gonna be at a, you know, $0.25 billion run rate by fiscal Q3, does that infer you're like $25 million off of the level you would've guided to had you not had these two issues?

Just trying to, you know, unpack what the moving pieces are and how much they're worth. I had a follow-up.

Neill Reynolds
CFO, Wolfspeed

Yeah, it's hard to say exactly, Brian, but I think you're heading kind of in the, you know, in the right direction, you know, so to speak. You know, I think from a yield perspective on the taller boules, like I said, we've hit bottom there. We're starting to recover. We'll actually see substrate revenue start to increase going into, you know, going into this quarter, just not at the trajectory we had, you know, previously anticipated. From a fab perspective, it's really a function of getting these tools up and running and the lead times we have on spare parts and getting them running. We have the capacity, we have the tools, we need to run the revenue through them and then push it through the back end where we've got capacity as well.

It really is a, you know, I think both on the revenue and margin perspective, you know, these two issues are kind of slowing us down, and I think we'll come back up to that higher revenue trajectory you kind of referenced as we get to the back half of the year.

Brian Lee
Managing Director, Goldman Sachs

Okay. That's helpful. You know, not to focus too much on the short term, but I think this does, you know, call into question kind of some of the cadences we're all modeling here through the next year to two. When we think about gross margins, you made a comment, you know, you're gonna see some recovery into fiscal Q3, back to where I think you were trending before the yield issue. You know, 35%, maybe 36% non-GAAP, that's where you were before this, you know, temporary downtick. Is that where we're headed back to in the back half or? 'Cause I think the original trajectory, you know, might have called for something in the higher 30s, maybe even, you know, reaching close to 40% exiting this fiscal year.

What trajectory are we kind of getting back to if that's the way we should be thinking about this being a one- or two- quarter phenomenon before you get to higher margins in the back half?

Neill Reynolds
CFO, Wolfspeed

Yeah, obviously we're gonna be lower this quarter, but I do see us starting to expand margin again as we get back into Q3. It's a one- to two-quarter impact, Brian. You kind of think of, you know, last quarter we had some of that impact start. We're seeing more of it flush through here in Q2. You'll probably see some impact or maybe less impact in Q3 as we start to expand again and then kind of back on track, you know, as we get to kind of that Q4 period.

Brian Lee
Managing Director, Goldman Sachs

All right. I'll take the rest offline. Thank you, guys.

Neill Reynolds
CFO, Wolfspeed

Sure.

Operator

Thank you. Our next question is from the line of Jed Dorsheimer of William Blair. Jed, your line is now open.

Jed Dorsheimer
Group Head of Energy and Power Technologies, William Blair

Hey, thanks. Thanks for taking my question. Good to be back. I guess first question, you know, when you talk about elongating or lengthening the height of the boule, I'm not sure if you know, how well understood. If you are going through a process change and have higher confidence in your recipe and elongate the duration of growth, while near term you're gonna see a yield hit, that should result in less operating and maintenance because you're not gonna be cleaning out that oven or furnace, to be more precise, as many times during the year.

I'm just wondering, you know, in the near term, as you see the hit on materials, I guess would you mind unpacking sort of the benefit that you see too, as to what's prompting you to make this move, for the, you know, at the materials level, and then I have a follow-up.

Gregg Lowe
CEO, Wolfspeed

Okay, Jed, I'll take that. We obviously have a continuous and process improvement program across all of our different businesses, and this is part of that. We are very excited about the quality of the boules and the height of the boules that we're now getting out of this process. That is, we feel very good about that. What we're really talking about is handling boules in the back end of the flow that are sizably larger than we've historically had. You know, as Neill said, we've already bottomed out. We've got really good improvements in place, and we'll get back to where we need to be within a couple of quarters here. I think that's moving all in the right direction.

The benefit, Jed, is exactly as you alluded. I mean, basically you're gonna get more wafers per silicon carbide crystal run, and that will increase the output and decrease the cost. These are, you know, as we you know, improve the back end of the flow here. This is gonna be a real good thing.

Jed Dorsheimer
Group Head of Energy and Power Technologies, William Blair

Got it. Thank you. That's helpful and what I thought. I guess just as my follow-up question, with respect to Mohawk Valley, I was wondering if you would update, if you don't mind, where you're at. I think the milestone was sort of running customer silicon and, you know, where are you at with Mohawk Valley to maybe help with confidence in terms of, you know, getting back to that or getting to the that run rate that you that you talked about?

Gregg Lowe
CEO, Wolfspeed

Yeah. Jed, we've had a number of full- flow wafer lots go through the fab. All of the full- flow wafer lots from wafer set that have been through the fab have yielded good electrical die or good chips. We're very pleased with the yield numbers that we're seeing right now. That's all looking, you know, I would say, you know, as good as it can get. It's really looking pretty good. In fact, we have so much confidence that we're actually running material right now that is meant to qualify the fab. That is well ahead of any schedule that you might imagine. We're really, you know, excited about that. You know, once we qualify the fab, customers will need to qualify the parts.

Typically, that's something that most semiconductor companies have to kind of, you know, grab the customers and kind of pull them along with you on that. I think with the supply-demand mismatch, we have a lot more customers that are volunteering to be sort of the first in the fab, and they wanna have their chips, you know, qualified first, et cetera. I would anticipate the customer qualification process to be different than normal. It would be probably a lot more of them jumping in and qualifying faster than normal. All that says is that we should be shipping revenue out of that fab by the end of this fiscal year.

Operator

Great. Thank you. Our next question is from the line of Samik Chatterjee of JP Morgan. Samik, your line is now open. Please proceed.

Samik Chatterjee
Executive Director, JPMorgan

Yeah. Thank you. Thanks for taking my questions. I guess, if I could just ask a clarification on the comments related to Mohawk ramp. The supply issues or the issues around parts, et cetera, that you're referencing today, just wanted to confirm here that —is that impacting your ramp on Mohawk as well, or is that a issue with sort of old parts, old equipment and not really something that carries over to how you're ramping Mohawk? Related to the same issue, Neill, you are sort of giving some guidance about when you see gross margin expand again. Does that then include your thinking in terms of revenue and gross margin impact from Mohawk in the back half of this year, the impact as Mohawk comes into the non-GAAP number?

Gregg Lowe
CEO, Wolfspeed

Yeah.

Samik Chatterjee
Executive Director, JPMorgan

I have a quick follow-up. Thank you.

Gregg Lowe
CEO, Wolfspeed

Thank you. I'll take the beginning part of that, and Neill can handle the back end of it. The spare parts issue is really related to older fab equipment in our Durham and our North Carolina wafer fabs, not anything to do with Mohawk Valley. Recall, we began building Mohawk Valley, you know, in March of 2020. We started installing equipment in 2021. We did a lot of pre-ordering of long lead time type equipment, and a lot of this was done before other semiconductor companies decided to start building wafer fabs. We've actually done a pretty good job of getting out ahead of the long lead time items in Mohawk Valley. Finally, I would just add that those obviously are brand-new machines, modern equipment.

You know, we're not looking for spare parts for those machines. The availability of those in any case would be likely a lot better than you know some machine that [inaudible] . Bottom line is no impact on that at all in Mohawk Valley. Neill, if you can hit the back end of that on margin.

Neill Reynolds
CFO, Wolfspeed

From a margin perspective, actually, I think as Gregg kind of laid out, I think we're in good shape from a supply perspective in Mohawk Valley. The yields that we've seen off these initial lot is really positive. You know, something we're really enthused about. I think this just gives us more confidence about the ramp.

As I said many times, the margin trajectory to kind of get in the back half of this year and then eventually into, you know, 2024 and beyond is gonna be largely based on Mohawk Valley, and the initial signs of what's coming out of that are very, very positive. It'll be a little bit of a timing issue. We'll see what happens in terms of qualifications, as Gregg talked about. We're already starting material for that. We'll see what the timing looks like there, but I think we're kind of all systems go and things look very positive from, you know, bringing up Mohawk Valley in the back half of the year from a revenue perspective, and that'll certainly help underpin some margin expansion as well.

Samik Chatterjee
Executive Director, JPMorgan

Correct. A quick follow-up on the RF issue that you're highlighting relative to not being able to change over to 150 mm just because of high demand that you're seeing. I'm just wondering, like, was that something that was sort of known or like you had more sort of insight into a few quarters ago and sort of decided that this was the quarter where you were going to switch over? Like, what was the exact sort of timing, timelines that it played out in? Because I would have assumed if you were gonna switch over, you would have sort of buffered both in terms of margins and revenue in the quarter itself in terms of that change over time, but maybe I'm missing something there.

Neill Reynolds
CFO, Wolfspeed

I think that's largely correct. I think that a year ago we were, you know, at our Investor Day, this is something that was in our plans, and I think as the demand just continues to strengthen and strengthen, it's leaving our factories, you know, very, very full. From that perspective, with this increase in demand, it's just really left us no option but to kind of delay that transition from 100 mm to 150 mm in the RF products because there really hasn't been any downtime.

The way I would think about it over the last, you know, six to eight months is we've been kind of incrementally looking for opportunities to kind of make the transition, but the demand has gotten to such a point that we haven't really been able to take the downtime to kind of make that transition. What that means, you know, from a margin transition standpoint, as I mentioned on the prepared remarks, is that's about a 300 basis point drag on margins kind of as you think about, you know, getting to that kind of 2023- 2024 timeframe. We'll just kind of work through that as we go. Now, this is all again really just driven by, you know, the demand that we're seeing.

As you look out into the longer- term goals in 2026 and beyond, as I mentioned, Mohawk Valley, I think it's kind of 200-mm substrate and the power device cost structure still looks very good. We just don't have the downtime to make a transition on the RF side, you know, as we're sitting here today.

Operator

Great. Thank you. Our next question is from the line of Colin Rusch of Oppenheimer. Colin, your line is now open.

Colin Rusch
Managing Director and Senior Research Analyst, Oppenheimer

Thanks so much. Can you talk a little bit about the composition of these design-ins? You know, how much of this is coming from medium and heavy duty, you know, in some of the higher voltage applications that may be out there?

Gregg Lowe
CEO, Wolfspeed

This past quarter, 90% of the design-ins came from automotive, and we're seeing a tremendous positive adoption of silicon carbide in electric vehicles and a significantly steepening adoption of electric vehicles in the overall automotive market. Those two things are driving it up and to the right. I think the car manufacturers are well aware that range is a really big deal for customers and the rate at which you can refuel, so to speak, or recharge your car is a big deal. Both of those drive higher voltages, which make the impact of using silicon carbide over silicon much more pronounced in a positive way. I think all of those things are driving that adoption.

Outside of that, we have really, you know, a whole smattering of different design-ins across, you know, the industrial and the RF-based applications and, you know, we talked a little bit about what those ranges are. Then finally, as Neill had mentioned, you know, north of 40% of our design-ins have converted to design-win. That means customers are beginning to ramp in production. That is, you know, that combined with the amount of design-ins we've had is really kind of unprecedented. At least I have never seen anything like it. You know, we've done, you know, $3.5 billion of design-ins this quarter, $2.6 billion last quarter, $1.6 billion and $1.6 billion the two quarters before this.

$9.3 billion of design-ins we have is unprecedented and is just driving an enormous increase in our revenue near term, and certainly of the revenue outlook.

Colin Rusch
Managing Director and Senior Research Analyst, Oppenheimer

Okay. Then just thinking about the cadence of potential debt financing, you know, is that something, how mature is that process for you guys now from a project level, in terms of bringing some of that capital in to support this CapEx build-out for the balance of the year? Because it's a pretty healthy number that you guys are looking at spending.

Neill Reynolds
CFO, Wolfspeed

From a financing perspective, just let me remind you that, you know, we've been far ahead of this. You know, we've got $1.2 billion of cash on the balance sheet. In addition, in line kind of with the capacity plan that we laid out a year ago at Investor Day, we've seen our kind of CapEx step down over the last couple quarters. You saw it was $56 million this quarter and $55 million the quarter before. Now, I do think going forward, we'll start to see a step up in the CapEx kind of in line with what we're talking about.

You know, I think about that sort of pick up in the back half of the year, so we have a little bit of time to go work this. So clearly, we do need to go out and do some funding to support that. Dilution, as it relates to that financing is absolutely on top of our mind. There's really four buckets that we're looking at in terms of executing that financing, most of which are non-dilutive. The first is government incentives. We've been very close to both the government of the United States and outside of the U.S.

We will be in a position to benefit significantly from incentives both in our wafer fab expansions as well as the investment in the materials factory in North Carolina. We've also got $300 million of incentives remaining with our partnership with the state of New York. We're also working closely with customers and upfront payments for capacity. That was obviously non-dilutive. We've also got private finance or project financing. Lastly, you know, moving on to public markets like we've done before. The lower dilution options on that list is where we are currently focused, you know, just given that step- up in CapEx in the back half of the year.

We will want to get something done in advance of some of those bigger spends that we're talking about and the investments that we're making, and that's what we're focused on right now. We'll lay this out in more detail as we get into our update in New York next week.

Operator

Thank you. Our next question is from the line of Vivek Arya of Bank of America. Vivek, please proceed.

Blake Friedman
Equity Research Associate, Bank of America

Hi, this is Blake Friedman. I'm from BofA. Thanks for taking my question. Just wanna focus on the Materials business quickly. I know you've mentioned historically about holding 60% market share in that business. Not to get ahead of the Analyst Day, but I was just curious how feasible it will be to maintain this level of share as we see new market entrants and also an increasing number of vendors internally source capacity moving forward.

Gregg Lowe
CEO, Wolfspeed

Yeah, I can take that. You know, basically, the silicon carbide market is growing very rapidly. I think the supply is going to be chasing demand, probably through the end of this decade, you know, where it's just gonna be tough to keep up with it. You know, that obviously attracts people to the market, and certainly all of our silicon carbide materials customers, I don't know if all of them, but most of them have plans to, you know, try to develop their own substrates and so forth. I think that's a smart idea, a good plan, and something that I would do if I was in their shoes. I think they'll probably find it a little bit more challenging than I would expect— I think they expect.

I think that's basically how we're thinking about it, and we're thinking that they're gonna, you know, invest and deliver on what they set out to do. That being said, you know, we've got a modest, you know, thought process in terms of what we're gonna do from a market share standpoint, basically hold share of that external market, and then, you know, some of the internal demand would be satisfied by the internal capabilities of these companies.

Blake Friedman
Equity Research Associate, Bank of America

Helpful. Thank you. Just as a follow-up as well, I know you mentioned the rapidly growing, you know, demand in silicon carbide. Also I know one of your competitors out there is also seeing about $1 billion in committed silicon carbide revenue in 2023. Just on the feasibility of the silicon carbide market, you know, even next year having multiple $1 billion vendors, just your thoughts on that would be helpful. Thanks.

Gregg Lowe
CEO, Wolfspeed

I think the demand is clearly, you know, outstripping supply, and I think to the extent that we can bring on, you know, collectively the industry can bring on more supply, it's gonna help things. You know, the silicon semiconductor industry is clearly looking like it's gonna see a cyclical downturn here. Silicon carbide has, you know, some secular trends that are just gonna overpower that, I think, by far. That's the transition to EVs, the transition to silicon carbide and clean energy, electric vehicles, you know, and so forth. I think the demand for the industry is gonna outstrip supply through the end of this decade.

That's inclusive of us, you know, putting into action the world's largest silicon carbide factory. Well, it's only 200 mm silicon carbide factory, and installing a significant expansion in Siler City with that capacity coming on in 2024. Even with all of those, you know, multi-billion-dollar investments, I think the supply is gonna be chasing demand through the end of the decade.

Operator

Thank you. Our next question is from the line of Gary Mobley of Wells Fargo. Gary, over to you.

Gary Mobley
Executive Director and Senior Analyst, Wells Fargo

Hey, guys. Thanks for taking my question. On this issue relating to some challenges on the back end of handling some of these longer boules, I'm curious to know if this may foreshadow maybe some transitional issues as you move to 200 mm. Related to this issue, is this for the supply of captive or merchant materials?

Gregg Lowe
CEO, Wolfspeed

No, I don't see it related to that at all. In fact, in some respects, any process improvements that we make on 150-mm, you know, we typically can ship that to 200 mm and vice versa. So I think it's a good thing. You know, having taller crystals means we're gonna have a lower cost. You know? It's just a matter of how you handle it in the back end. As Neill mentioned, you know, we've gotten already a bunch of improvements in place. We're bottomed out on the yield issue that we talked about, and we're heading back up north on there. So I think this is the proverbial good problem to have.

We're super excited about the quality of these crystals and you know the way in which we can deliver them and so forth. It's just a matter of fine-tuning the back end of the process.

Gary Mobley
Executive Director and Senior Analyst, Wells Fargo

Relating to captive versus merchant, the impact?

Gregg Lowe
CEO, Wolfspeed

We have always said that there is going to be captive suppliers that are developing their own, you know, silicon carbide capability, and we assume they're gonna be successful at doing that. That is part of our plan.

Gary Mobley
Executive Director and Senior Analyst, Wells Fargo

Okay.

Operator

Thank you very much. Our next question is from the line of Edward Snyder of Charter Equity. Edward, your line is open.

Edward Snyder
Co-Founder and Managing Director, Charter Equity Research

Thank you very much. Where to start here. Gregg, so you said you're looking for revenue from Mohawk Valley by the end of this year. First of all, is that production or are you talking about revenue for sample parts? 'Cause if we go back to a year ago when we were in this 2Q last year, and we went through the very detailed discussion of what Mohawk Valley. It sounds like you're behind by about six months. Our model suggests, and the things we've talked about with you guys was that, you know, you'd start internal fab qual probably mid-last year, then customer qualifications, you know, in March or June, and then we'd start seeing initial production now, and then volume production second half or the beginning of 2023.

We've talked like after last quarter too about, it sounded like you guys were a little bit delayed then, but now it sounds like the delays may have been a little bit more acute. First of all, can you, mark to market, put a flag in the ground now and tell us specifically what do you expect for Mohawk Valley in terms of not just revenue, but when do you start expecting to reach or ramp to volume production? When do you expect to be done with customer qualifications? I know you get some revenue for that. Maybe we can reset the expectations for the ramp at Mohawk Valley. I understand it's a complicated endeavor, so things, you know, things really shook out.

If I could, maybe Neill, you're saying there's a 300- basis point hit to gross margins due to RF, which is curious to me. Is this, and I apologize if I missed it, but were you raising gross margins overall 'cause of the improvements in wafer diameter in the RTP, or is something occurred to reduce the margins as you're already producing in there? 'Cause it seems like a real curious deviation from what we had. Believe it or not, I have a follow-up. Thanks.

Gregg Lowe
CEO, Wolfspeed

Yeah. In terms of Mohawk Valley, we've got you know a whole bunch of lots have gone through the wafer fab, all the MOSFET lots that have gone through are performing very well. We're pretty excited about where we're at. Ed, we now have material in the fab that we intend to run through our qualification. That material is in the fab, it'll come out, we'll do qualification, et cetera. There's gonna be a lot of kind of sort of simultaneous activity that happens with customers in terms of doing their qual.

We've had a lot of outreach from a number of different customers in terms of, as I mentioned, kind of them wanting to be first in line because, you know, there's only so much we can get out of Durham in the near term. We're anticipating not only kind of pre-production sample kind of stuff, we're expecting to have, you know, initial production out of that fab by the end of this fiscal year, which is the June quarter. You know, we're expecting to get, you know, revenue out of that. In terms of the ramp, we would begin, you know, ramping it, you know, obviously beyond that, and we'd see some, you know, increasing ramp. Maybe Neill, you can just kind of cover a bit of the ramp schedule.

Neill Reynolds
CFO, Wolfspeed

Yeah. From a ramp perspective, you know, right now we're gonna be obviously we've got parts coming out of there right now that we're gonna use for, you know, reliability and qualification testing. As we get to the back half of the year, we'll start seeing what the qualification schedule looks like. We'll hand those parts off pretty much in parallel with customers. There's such strong demand for those types of parts. We'll start selling volume, you know, production in that timeframe. It's gonna be a little bit variable because it'll just depend on the timing and how the qualifications go, kind of in line with what we said previously. I think that's just gonna be a matter of, you know, timing with customers and running qualification lots and schedules and having customers do their thing as well.

Right now, the yields we're seeing, the initial lots out of the fab I think look pretty in pretty shape.

Edward Snyder
Co-Founder and Managing Director, Charter Equity Research

The RF margins?

Neill Reynolds
CFO, Wolfspeed

On RF. Oh, yeah, second question there. On RF, if you go back, you know, even to last year and into this year, we've been running that business and those products, the RF products at 100- mm substrates. Our plan was during fiscal year 2023 to make the transition for a large part of the business to 150- mm substrates. That obviously was going to help us with margin, not just more in 2024 than 2023. If you look at it today, you know, the Durham fabs, we've talked about it many times, have a higher cost footprint, and we're running 100 mm wafers on a higher cost footprint.

The products in RF are, you know, somewhat margin challenged right now, and this was gonna be a solution to help us kind of drive up the margin curve on RF. Given the high level of demand that we're seeing, we're just not gonna be able to make that transition this year. We're just not gonna have a downtime in the fab given the amount of kind of heavy demand that we're seeing. The way to think about it as we move into 2024 really wasn't in our forecast for 2023 as it relates to margin expansion. As you look into 2024, we did anticipate seeing benefit from 150- mm wafers in RF, but we're no longer gonna see that.

That's what's driving us, you know, say, you know, a 300- basis point or so impact as you get kind of into 2024. If you were to look at that cost today or the margin of those products today versus the rest of the business, it's obviously causing a drag as well. That's really what the plan was. We've been kind of incrementally pushing this out, but we really just don't have visibility right now to having the capacity to make the transition.

Edward Snyder
Co-Founder and Managing Director, Charter Equity Research

Okay. My follow-up, if I could, is the CapEx increase from $550 million to $1 billion, is that entirely due to the new materials fab, or is part of that the acceleration of Mohawk? You know, we're running into obviously a recession. You've seen the reports, guys. Things are turning down pretty quick. Are you seeing any change in customer behavior with regards to orders or forecasts, especially in industrial?

Gregg Lowe
CEO, Wolfspeed

I'll take it, and then, yeah, I can definitely take the second one. The only change we're seeing is up and to the right. It's pulling in and increasing, and asking for more earlier in terms of demand.

Neill Reynolds
CFO, Wolfspeed

Yeah. I think that the CapEx outlook has increased almost entirely related to the new materials facility that we announced. A lot of the expansion for Mohawk Valley to tool out the additional amount was already included when we took the CapEx to $550 million. As I said previously, the $550 million did not include either the materials facility or a new wafer fab. The change here is the new materials facility.

Operator

Thank you. Our next question is from the line of Matt Ramsay of Cowen. Matt, your line is now open. Please proceed.

Matt Ramsay
Managing Director and Senior Equity Research Analyst, Cowen

Thank you very much. Good afternoon, guys. Appreciate you taking my question. Gregg, I understand the benefits of going to taller boules, both on 150 mm and 200 mm, and what that can mean in the long term. I guess what I'm struggling with in the near term is you would have thought that the rest of your supply chain would have been making the transition in anticipation of those taller boules at the same time, and that you wouldn't have made the decision to transition to the taller boules without the back end being ready for it to impact the revenue. I'm just trying to understand. Everything seems like it should have transitioned to anticipate those taller boules sort of in concert with each other.

Now it seems like parts of the infrastructure aren't quite ready to handle it, and it's causing delays. If you could just kind of walk through the different pieces of handling the taller boules and which ones might have tripped up or not been ready for that transition as you anticipated. Thanks.

Gregg Lowe
CEO, Wolfspeed

Thanks for the question, Matt. So we obviously aren't gonna get into a lot of detail on our crystal growth and materials operation. You know, a lot of that is intellectual property and trade secret, you know, et cetera. What I would say is that taller boules, you know, cause some challenges in the back-end processing of these crystals. The team jumped all over it, got to the bottom of what the challenges were and what we need to fix and are already on the recovery plan to get back to where we need to be. We're pretty satisfied with that as a, you know, as kind of a we went through this dip and came out of it.

Of course, it would have been great if we didn't have this dip. Silicon carbide's a tough beast, and ramping these things is not for the faint of heart. I think the good news is that we've got a substantial amount of experienced people around. When we have problems, we can call them all together and look at that problem and fix it relatively quickly. We're talking about a couple of quarters bump here, and we already see ourselves, you know, on the upward tick. I think this is part of the way it is with silicon carbide. You know, it's a tricky technology to manage and certainly to scale it is also not easy to do.

I think having a substantial amount of experienced people in our company that have been through all the different trials and tribulations of silicon carbide help us handle this.

Matt Ramsay
Managing Director and Senior Equity Research Analyst, Cowen

No, no. Thanks, Gregg. I appreciate the perspective there. I guess, as my follow-up, Neill, I know there's a lot of folks, and maybe this is front-running Monday a bit, but there's a lot of folks asking questions, and you addressed it here a couple of times about raising funds versus the increased CapEx and your focus on minimizing dilution. It's hard to really know what you're gonna get from different governments, both Europe, U.S., CHIPS Act, North Carolina, New York, et cetera. And it sounds like you're gonna fund the remainder with equity, potentially. What I'd be interested in is any line- of- sight visibility to customer co-funding or customer investments alongside of you guys, what the magnitudes of that look like, how many engagements you might have.

If we're trying to get to the remainder that might be funded with equity, that piece that might be done with customers that might also give you insight to their commitments to your programs might be helpful if you have any color there. Thanks very much, guys.

Neill Reynolds
CFO, Wolfspeed

I'd like to add. I think it's basically what I've talked about before. I think the big kind of wild card here is that we don't know exactly what the government incentives are gonna look like. What I can tell you is, you know, the majority of what we're looking at right now, I'd say the significant majority we're looking right now, and all of what we're focused on, I would say, here in the shorter term, is lower or non-dilutive in terms of what we're focusing on, in terms of what we wanna do and what we wanna go target. That's really where our efforts are focused right now.

We've got the four buckets I've talked about, the government incentives, the upfront payments from customers, either go for project or private financing, and then finally, lastly, go to the public markets. I would think of it in that order in terms of how we're gonna go think about and going approach this. I think we've got a lot of leverage. The initial discussions that we've had have been very, very positive. There is some variability in there related to several of the items because, you know, not all the regulations on government incentives, for instance, have been issued. It's hard to give an exact amount of what we're gonna do.

I can tell you is we are focused on the lower or non-dilutive elements of that plan, right now, and certainly, as we think about a round of funding in advance of some of these higher step-ups in CapEx, you know, to support this expansion. You know, for a pretty significant growth pickup that we've seen here, particularly in light of the design-in and pipeline expansion that we've seen this quarter.

Operator

Great. Thank you. Our next question comes from the line of Ambrish Srivastava of BMO Capital Markets. Ambrish, over to you.

Ambrish Srivastava
Senior Research Analyst, BMO Capital Markets

Hi. Thank you. Neill, I'm sure I'm not the only one, based on questions I'm getting from investors. I'm a little bit confused with the commentary that you provided in the last earnings call, where you were very confident about the improvement in the execution on the back end, and you specifically said that, "Hey, look, we expect this to continue." We all appreciate the challenges in ramping the business, Gregg, and from where you were versus where you're going. It seems like there's a lot of volatility, and what happened within a quarter that you went from calling out improvement continuing to the miss that you've had on the execution front? That was my first question.

Neill Reynolds
CFO, Wolfspeed

Yeah. I think from an execution standpoint, Ambrish, and I appreciate your color on that, but obviously we've got a big ramp in terms of what we're talking about. We just took our long-term revenue up 30%-40%, so. The footprint that we're working off today is not the future footprint that we'll be working off in the future. You know, we have a lot of confidence. We made a lot of progress on our back-end execution last quarter. We still see the benefits from that. I think what we've been caught on are two kind of growing pain- type issues. One is related to longer boules, which, like we said, I think is gonna be a nice tailwind for us going forward in terms of a great technology for us.

From a fab perspective, you know, we've gotten hit by a supply chain issue that we didn't see coming, only because we haven't really had any issues with this over the last several years as we've ramped the business. This is kind of a new item that's kind of popped up from a fab device perspective. Again, I see this as a one- to two- quarter type of issue. It's, you know, obviously a bit of a dip in a longer- term backdrop of, you know, very significant demand and a lot of revenue growth.

Gregg Lowe
CEO, Wolfspeed

I would just maybe just add something from a terminology standpoint. In the semiconductor industry, you have front end and back end. Back end typically refers to packaging, assembly tests, you know, et cetera. What Neill referred to last quarter in the back end improvement was that kind of stuff. Today, we're talking about taller boules and a challenge on the back end of processing of that. It's a completely different thing than the back-end processing of a semiconductor chip. Just to make sure you understood it, and we're kind of using the same terminology for two different things.

Ambrish Srivastava
Senior Research Analyst, BMO Capital Markets

Got it. No, thanks for the clarification. Gregg, question for you. You're obviously seeing a demand ramp, and you're very confident about. You raised your guide for, or what you expect for fiscal 2026. But if you think about free cash flow, and you said it would be pushed out, well, how are you thinking about with all the puts and takes, if you're so confident on the demand and on the ramp of Mohawk and the second fab, what should investors who care about free cash flow, and somebody like I definitely care about free cash flow, what should we be thinking about when do you start to generate free cash flow, Gregg? Thank you.

Neill Reynolds
CFO, Wolfspeed

Maybe let me just hit that one, Ambrish a bit. I think we are gonna push, like we said, take the free cash flow out, numbers out. But that free cash flow is an advance of building, you know, what I think is a manufacturing footprint for a high growth industry with what I would say are some of the most discerning customers in the world, and we're gonna build state-of-the-art capacity and capability that's going to, you know, underpin us for the long term. I think about having to invest in a business in advance of that. I've talked about a 2/1 CapEx ratio as you think about the investment and new kind of facilities we've talked about.

As you get out beyond, as you get into that long range plan period and look out beyond, the cash flow generation capability of the footprint we're bringing online to match the demand that we're seeing in the business is gonna be terrific. We'll give you kind of an update on kind of how that all works on Monday.

Operator

Thank you. Our final question for today comes from David O'Connor of BNP Paribas. David, your line is now open.

David O'Connor
Analyst, BNP Paribas

Great. Good afternoon. Thanks for taking my question. Maybe in the same vein, Gregg, as the previous question or questions, you know, these kind of newer issues now that you're seeing on the in the Durham fab, does that change your view of the Durham fab long term? Does this kind of any of the plans you may have for that fab longer term, is there anything new there? That's my first question. Just a clarification for Neill on the three points of gross margin headroom on the RF side. As far as I understand, it doesn't change the FY 2024 target on the margin side, correct? It's still in line with what you indicated previously. Thank you.

Gregg Lowe
CEO, Wolfspeed

Yeah. I'll take the first part, and then Neill can handle the second part. You know, the team led by Missy Stigall and Rex Felton have done a really good job of stabilizing and then improving the Durham wafer fabs. What we have right now that we're dealing with is a spare part issue on older equipment inside of the fab itself. I think, you know, as we resolve that, you know, the Durham fab is never gonna be Mohawk Valley. You know, these are completely different generations of fab, and one's highly automated and brand new, and the other one is not automated at all and, you know, 20 or 30 years old. You know, they're never gonna be equivalent beasts, so to speak.

You know, that fab has made, you know, good improvements, still has more improvement to make, and we're just, you know, we're just dealing with a little bit of this supply chain issue that Neill alluded to.

Neill Reynolds
CFO, Wolfspeed

Yeah. On the RF margin impact, as we look out into 2024, and I think like we said earlier, we're just seeing you know really a tremendous pull from the demand side and continuing to see that over you know over both the short term and the long term. It's just not leaving us enough opportunity on downtime to go and bring that down and make that transition. It will have an impact you know on the 2024 margin trajectory. You know the 300 basis points I think is kind of the number that you wanna think about there in terms of you know as you think about 2024.

Again, it's really a choice of serving customers or taking downtime to kind of make a transition like that, and we're gonna make the choice to serve our customers in that period. Now, if you go out and look out beyond 2024, I think that the, you know, blueprint we have for cost and capacity over that time frame, even with the very significant growth plans that we have, looks very, very solid.

David O'Connor
Analyst, BNP Paribas

Very helpful. Thank you.

Gregg Lowe
CEO, Wolfspeed

Thank you. Well, thank you very much, everybody, for participating in the call, and we look forward to seeing you next Monday, October 31st in New York. Thank you.

Operator

Thank you to everyone who has joined the call today. This concludes, and you may now disconnect your line.

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