Home / Themes / AI Power '26: Wide Bandgap & Discrete Power
AI Power '26: Wide Bandgap & Discrete Power Watchlist (view performance)
Last updated
Theme no thesis · 2/5 sections · Tickers 8 with notes · 6 pending
Bull / Bear Details has the investment thesis and bull/bear points. Overview is monitoring guidance (hiring, forums, second-order trends, search keywords, Google Trends, datasets).
Overview
Hiring Trend Watchpoints
Investors should monitor hiring trends for specialized roles in Wide Bandgap (SiC and GaN) power electronics, AI power system architecture, and advanced thermal management. Strengthening signals include increased job postings for SiC/GaN process engineers, power module design engineers, and AI data center power specialists, particularly for 800V DC and 48V architectures. Companies like Wolfspeed are actively building dedicated Data Center Solutions Teams, indicating a focus on recruiting industry experts. Infineon's accelerated investments in manufacturing capacity, such as the Dresden Smart Power Fab, suggest a ramp-up in manufacturing and process engineering roles. Navitas's strategic pivot to high-power markets and partnerships for U.S. manufacturing (GlobalFoundries) will likely drive demand for GaN/SiC product development and manufacturing talent. Power Integrations' inducement grants to new employees also point to ongoing talent acquisition. Conversely, a weakening trend would be indicated by a stagnation or decline in these specialized postings, delays in staffing new or expanded facilities, or a shift in hiring priorities away from core wide bandgap and AI power segments. Workforce evidence such as a high volume of postings for power electronics engineers, thermal engineers, and semiconductor manufacturing technicians, especially in regions with new fab construction or expansion, would confirm theme execution. Deterioration would be signaled by a reduction in R&D or manufacturing roles for SiC/GaN, or a significant increase in generalist engineering roles without a clear focus on the theme's core technologies.
Forum Watchlist
- Reddit — r/hardwareHigh
Discussions on AI server hardware, power supply units (PSUs), and thermal solutions; user experiences with high-power components.
- Reddit — r/semiconductorsHigh
Industry news, technology advancements, and market sentiment regarding SiC, GaN, and discrete power devices; discussions on manufacturing processes and supply chain.
- Forum — EEVblog ForumMedium
Technical deep-dives, component comparisons, and troubleshooting related to power electronics, GaN/SiC devices, and high-voltage conversion.
- Forum — AnandTech Forums (e.g., Servers & Workstations section)Medium
Discussions on data center architectures, server power efficiency, and the adoption of new power technologies for high-performance computing.
- Community — Compound Semiconductor News (website comments/forums)High
Specialized discussions and expert opinions on Gallium Nitride and Silicon Carbide market trends, new product announcements, and competitive dynamics.
Second Order Trends
The theme is currently experiencing several second-order trends driven by the escalating demands of AI. The most prominent is the rapid adoption of **800V DC power architectures** in AI data centers, which is becoming a critical battleground for wide bandgap semiconductor providers. Companies like Power Integrations, Navitas, and Alpha & Omega Semiconductor are explicitly targeting this with their high-voltage GaN and SiC solutions. This shift necessitates advanced **thermal management solutions, including liquid cooling**, which is implied by the need for higher power density and module size reductions in AI racks. Another emerging trend is the increasing emphasis on **vertical integration and supply chain resilience** within the wide bandgap sector, with companies like Wolfspeed (pure-play SiC) and Texas Instruments (internal 300mm fabs) highlighting their control over manufacturing. Navitas's partnership with GlobalFoundries for U.S. manufacturing also underscores this strategic imperative. The **competition and complementarity between GaN and SiC** are intensifying, with companies developing distinct product families (e.g., Navitas's GaNFast and GeneSiC, Infineon's CoolSiC and CoolGaN) to address different parts of the power tree and specific high-voltage applications. The transformation of traditional data centers into **'AI Factories'** is driving specialized infrastructure requirements, leading to a broader market for power management and distribution components beyond just the chips themselves, benefiting companies like Atkore and Hammond Power Solutions. Furthermore, the **geopolitical landscape and government incentives** (e.g., CHIPS Act) are influencing manufacturing location decisions and fostering domestic production capabilities. Finally, the increasing **patent litigation** (e.g., Wolfspeed vs. Navitas) signals the growing value and competitive intensity of intellectual property in the wide bandgap space.
Search Keywords Brand Product
- Silicon Carbide
- Gallium Nitride
- SiC
- GaN
- PowiGaN
- GaNFast
- GeneSiC
- CoolSiC
- CoolGaN
- Purion XEmax
- AmpStack packaging
- SmartClamp DrMOS
- TOPSwitchGaN
- AURIX microcontrollers
- EliteSiC
- Treo platform
- InnoSwitch
- TinySwitch
- LinkSwitch
- HiperPFS
- BridgeSwitch
- IPM5 Intelligent Power Module
- MOSFET
- JFET
- Power Modules
- Discrete Power Devices
- Power Die Products
- electrical conduit
- cable management systems
- power transformers
- magnetic devices
Search Keywords Policy Regulatory
- CHIPS Act funding
- Section 232 tariffs
- US semiconductor manufacturing incentives
- EU Chips Act
Search Keywords Event Phrases
- NVIDIA GTC
- Applied Power Electronics Conference
- APEC conference
- PCIM Europe
- Needham Virtual Semiconductor Conference
- KBCM Technology Leadership Forum
Google Trend Product Category Intent
• Silicon Carbide power
• Gallium Nitride power
• SiC MOSFET
• GaN IC
• AI power supply unit
• data center power efficiency
• 800V DC power supply
• liquid cooling data center
• wide bandgap semiconductor
Google Trend Consumer Intent
• AI energy consumption
• electric vehicle charging efficiency
• smart home power management
• renewable energy power electronics
Google Trend Macro Policy Terms
• semiconductor supply chain resilience
• energy grid modernization
• US manufacturing incentives semiconductor
Top datasets to track
1. IEA Data Center Electricity Demand Reports Type: Economic/Industry Report · Provider: International Energy Agency (IEA) Cadence: Annual/Bi-annual Why it matters: Provides global and regional forecasts for data center power consumption, distinguishing between AI and conventional workloads, which is a primary driver for this theme. Signals overall market growth and potential constraints. Suggested query: IEA data center electricity demand forecast Confidence: High
2. Gartner/IDC/Omdia Data Center Infrastructure Spending Forecasts Type: Industry Research · Provider: Gartner, IDC, Omdia Cadence: Quarterly/Annual Why it matters: Tracks capital expenditure on servers, power, and cooling infrastructure, especially for AI-optimized data centers, indicating investment levels by hyperscalers and enterprise. Suggested query: Gartner data center infrastructure spending AI Confidence: High
3. LME Copper/Aluminum Prices & CRU Steel/PVC Resin Price Indices Type: Commodity Data · Provider: London Metal Exchange (LME), CRU Group Cadence: Daily/Weekly Why it matters: Directly impacts the cost of goods sold and gross margins for infrastructure providers like Atkore and Hammond Power Solutions, indicating pricing power and profitability trends. Suggested query: LME copper price, CRU steel price index Confidence: High
4. U.S. Census Bureau (FT-900) Major Household Appliance Imports Type: Economic Data · Provider: U.S. Census Bureau Cadence: Monthly Why it matters: Serves as a lead indicator for the health of the consumer appliance market, which still represents a significant portion of revenue for companies like Power Integrations, signaling inventory levels and demand. Suggested query: US imports major household appliances HS 8418 Confidence: High
5. Key Theme Member AI/Wide Bandgap Revenue Growth Rates Type: Company Financials · Provider: Company Earnings Reports (e.g., Infineon, onsemi, Navitas) Cadence: Quarterly Why it matters: Directly measures the success of core theme members in capitalizing on AI-driven demand for wide bandgap and discrete power solutions, indicating whether the theme is strengthening or weakening. Suggested query: Infineon AI power revenue, onsemi AI data center revenue, Navitas high-power revenue Confidence: High
- Industry Publications
- [{"name": "EE Times", "domain": "eetimes.com", "why": "Comprehensive coverage of the semiconductor industry, including power electronics and AI hardware trends."}, {"name": "Power Electronics News", "domain": "powerelectronicsnews.com", "why": "Dedicated to power management, wide bandgap technologies, and industrial power applications."}, {"name": "Compound Semiconductor", "domain": "compoundsemiconductor.net", "why": "Specialized news and analysis on GaN, SiC, and other compound semiconductor materials and devices."}, {"name": "TechRadar Pro", "domain": "techradar.com/pro", "why": "Covers enterprise technology, data center infrastructure, and the impact of AI on power consumption."}, {"name": "Data Center Dynamics", "domain": "datacenterdynamics.com", "why": "Focuses on data center design, power, cooling, and critical infrastructure."}, {"name": "Semiconductor Engineering", "domain": "semiconductorengineering.com", "why": "In-depth articles on semiconductor manufacturing, process technology, and design challenges."}, {"name": "Electronic Design", "domain": "electronicdesign.com", "why": "Covers design engineering aspects of power management, components, and systems."}, {"name": "Gartner/IDC/Omdia (Research Reports)", "domain": "various", "why": "Provides market forecasts, analysis, and insights into data center, AI, and semiconductor industry trends."}]
Upcoming Catalysts
| Catalyst ID | Estimated Timing | Estimated Date Start | Estimated Date End | Catalyst | Why It Matters | Ticker Or Theme Specific | Transcript Date | Source Type | Catalyst Source |
|---|---|---|---|---|---|---|---|---|---|
| HPS-A.TO_99dfdaba | in 2026 | 2026-01-01 | 2026-12-31 | Alleviation of unabsorbed overheads in new Mexico factories due to increased backlog and pricing actions offsetting negative inflationary impacts on material inputs. | This is expected to improve gross margins and overall profitability in 2026 by optimizing factory utilization and mitigating cost pressures, which could positively impact investor sentiment. | Ticker | 2025-10-24 | earnings_transcript | HPS-A.TO (ticker) |
| HPS-A.TO_00916df3 | by 2027 | 2026-07-09 | 2027-12-31 | Hammond Power Solutions reaching a total manufacturing capacity of approximately $1.2 billion across its facilities. | This capacity expansion is critical for meeting the increasing demand for data center and other large projects, supporting long-term revenue growth and market position. | Ticker | 2025-10-24 | earnings_transcript | HPS-A.TO (ticker) |
| NVTS_78152770 | production expected to begin later in the year | 2026-07-01 | 2026-12-31 | Start of production under the long-term GaN technology and manufacturing partnership with GlobalFoundries (U.S.) announced Nov 20, 2025. | On‑shoring and foundry production with GlobalFoundries could materially reduce unit costs, support secure supply to U.S. hyperscalers and enable scale; delays or underperformance would hurt cost reduction plans, margins and timing of revenue ramp. | Ticker | 2026-02-24 | earnings_transcript | NVTS (ticker) |
| NVTS_67a24c58 | ongoing sampling and customer evaluations; material P&L contributions expected in 2027 | 2026-02-24 | 2027-12-31 | Customer qualifications/design wins for Navitas' 100V and 650V GaN products and reference 10 kW 800V→50V all‑GaN DC-DC platform (samples being evaluated by > a dozen customers and co‑development boards in use). | Confirmed hyperscaler/ODM design wins and production qualifications would drive materially higher content per rack and revenue (bullish); prolonged sampling, failed qualifications or wins by competitors would delay the expected 2027 inflection and pressure valuation (bearish). | Ticker | 2026-02-24 | earnings_transcript | NVTS (ticker) |
| NVTS_b4d03472 | sampling ongoing in early 2026 with production qualification decisions through 2026 | 2026-02-24 | 2026-12-31 | Qualification and production ramp timing for the new 1.2 kV Gen‑5 GeneSiC SiC Q‑DPAK product targeting AC‑DC PSU designs for AI data centers (product is currently sampling to multiple OEMs/ODMs). | Faster OEM/ODM qualification and ramp of 1.2 kV SiC in PSUs would drive near‑term revenue and validate the SiC roadmap; slow or failed qualifications would postpone expected AC‑DC SiC revenue growth and margin benefits. | Ticker | 2026-02-24 | earnings_transcript | NVTS (ticker) |
| NVTS_56187719 | throughout the coming year (calendar 2026) | 2026-01-01 | 2026-12-31 | Management target to maintain operating expenses roughly flat at ~$15M per quarter (OpEx stabilization while reallocating resources to high‑power markets). | Sustained OpEx discipline while revenue grows is necessary for operating leverage and cash runway extension (bullish); higher-than-expected OpEx would increase cash burn and raise financing/dilution risk (bearish). | Ticker | 2026-02-24 | earnings_transcript | NVTS (ticker) |
| TXN_5449e75a | over the coming years | 2026-04-24 | 2029-04-24 | Receipt of the remaining direct funding from the CHIPS Act, out of the 'up to $1.6 billion' agreement, as Texas Instruments fulfills various milestones. | This additional funding provides non-dilutive capital for Texas Instruments' manufacturing investments, supporting capacity expansion and potentially enhancing free cash flow. | Ticker | 2026-04-22 | earnings_transcript | TXN (ticker) |
| TXN_bce0ae09 | during an upturn | 2026-07-08 | 2027-06-30 | Trend of inventory days towards the lower end of TI's 150-250 day target range. | A decrease in inventory days indicates robust demand absorption and efficient supply chain management, which is bullish. An increase or stable high levels could signal weakening demand. | Ticker | 2026-04-22 | earnings_transcript | TXN (ticker) |
| TXN_fa8d3238 | second half of the year | 2026-07-01 | 2026-12-31 | Texas Instruments' ability to implement price increases in the second half of 2026, contingent on sustained strong demand signals. | If demand remains robust, successful price increases could materially improve gross margins and overall profitability for Texas Instruments. | Ticker | 2026-04-22 | earnings_transcript | TXN (ticker) |
| TXN_89d15a58 | at the end of August | 2026-08-31 | 2026-08-31 | Rafael Lizardi, the current Chief Financial Officer, plans to retire from Texas Instruments. | This marks the departure of a long-serving CFO who has been instrumental in shaping TI's disciplined capital allocation and long-term growth strategy. | Ticker | 2026-07-22 | earnings_transcript | TXN (ticker) |
| NVTS_26d3d5dc | by the end of 2026 | 2026-10-01 | 2026-12-31 | Reduction of Mobile business to 'insignificant' levels as a percentage of revenue (management: Mobile to become insignificant by end of '26). | If mobile revenue falls as guided, the mix shift to higher‑margin high‑power markets should lift ASPs and gross margins; if mobile remains material, the pivot to Navitas 2.0 is incomplete and margin expansion will be harder to achieve. | Ticker | 2026-02-24 | earnings_transcript | NVTS (ticker) |
| TXN_e7a2856f | at the end of this year | 2026-10-01 | 2026-12-31 | Completion of the Lehi 2 manufacturing shell, providing additional clean room space for the Embedded Processing segment. | This expansion is crucial for supporting anticipated growth in the embedded side and ensures TI has the capacity to meet future demand seamlessly. | Ticker | 2026-07-22 | earnings_transcript | TXN (ticker) |
| HPS-A.TO_788e40cd | over the next 12 to 18 months | 2026-10-24 | 2027-04-24 | Shipment of large data center orders received shortly after Q3 2025 close, representing 53% of the total Q3 closing backlog, primarily from new Mexico facilities. | These shipments are expected to drive significant revenue growth and demonstrate the effective utilization of expanded capacity, positively impacting financial results and investor confidence. | Ticker | 2025-10-24 | earnings_transcript | HPS-A.TO (ticker) |
| NVTS_0a8e3b91 | accelerate in 2027 | 2027-01-01 | 2027-12-31 | Ramp and transition to 8-inch production with GlobalFoundries and accelerated manufacturing capacity in 2027 (management said GF collaboration will accelerate in 2027). | A successful 2027 ramp (including transition to 8-inch) is a key enabler of the expected 2027 material revenue inflection and gross margin improvement; failure to ramp on schedule would delay the 2027 revenue/margin thesis and keep unit costs elevated. | Ticker | 2026-02-24 | earnings_transcript | NVTS (ticker) |
| NVTS_8e251387 | significant revenue growth starting in 2027 (design cycles longer) | 2027-01-01 | 2028-12-31 | Design wins and production ramps for ultra‑high‑voltage 2.3 kV and 3.3 kV SiC modules (management said evaluations with >15 OEMs and accelerated sampling). | Large design wins and ramps in grid/energy infrastructure would create meaningful high‑ASP SiC revenue and diversify the company's TAM beyond data centers (bullish); slow adoption or competitive displacement would reduce the longer‑term SAM conversion and delay profitability (bearish). | Ticker | 2026-02-24 | earnings_transcript | NVTS (ticker) |
| TXN_73eea687 | first half of 2027 | 2027-01-01 | 2027-06-30 | Completion of Texas Instruments' acquisition of Silicon Labs, subject to necessary regulatory approvals. | This strategic transaction is expected to enhance TI's global leadership in embedded wireless connectivity, expand its product portfolio, and leverage its manufacturing capabilities, potentially impacting future revenue growth and competitive positioning. | Ticker | 2026-04-22 | earnings_transcript | TXN (ticker) |
| TXN_be188a7c | first half of 2027 | 2027-01-01 | 2027-06-30 | Completion of the acquisition of Silicon Labs, subject to necessary regulatory approvals. | This transaction enhances TI's global leadership in embedded wireless connectivity, expands its portfolio, and leverages TI's manufacturing and market channels. Successful closure is bullish for TI's long-term strategic positioning. | Ticker | 2026-04-22 | earnings_transcript | TXN (ticker) |
Constituents
- — Forgent Power Solutions, Inc.
- ATKRT2— Atkore Inc.
- HPS-A.TOT2— Hammond Power Solutions Inc.
- ONT2— ON Semiconductor Corporation
- — Infineon Technologies AG
- NVTST3— Navitas Semiconductor Corp
- POWIT3— Power Integrations, Inc.
- TXNT3— Texas Instruments Incorporated
- 6963.TT3· no notes yet
- ACLST3· no notes yet
- AOSLT3· no notes yet
- DIODT3· no notes yet
- WOLFT3· no notes yet
- XFAB.PAT3· no notes yet