Littelfuse vs Power Integrations
Both are primarily Power Semiconductors (incl. SiC, GaN) companies. Littelfuse is larger by market cap ($10.8B vs $2.8B). Littelfuse reports higher tracked revenue ($1.2B vs $444M).
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Side-by-side
| Littelfuse | Power Integrations | |
|---|---|---|
| Market cap | $10.8B | $2.8B |
| Revenue | $1.2B (FY2017) | $444M (FY2025) |
| Primary segment | Power Semiconductors (incl. SiC, GaN) | Power Semiconductors (incl. SiC, GaN) |
| Market position | niche | major |
| Country | United States | United States |
| Tracked suppliers | 0 | 1 |
| Tracked customers | 1 | 1 |
| Chokepoint / criticality | 50/100 | 68/100 |
Market caps/revenue from the wafergraph dataset · data as of 2026-10-09. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.
How Littelfuse and Power Integrations compare
- Size: Littelfuse is the larger company by market cap.
- Revenue: Littelfuse reports higher tracked revenue.
- Supply-chain criticality: Power Integrations has the higher chokepoint score (68/100 vs 50/100).
- Footprint: Littelfuse (United States) vs Power Integrations (United States).
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Cite as: wafergraph, “Littelfuse vs Power Integrations”, https://wafergraph.com/compare/littelfuse-vs-power_integrations (data as of 2026-10-09).
Frequently asked questions3
- Is Littelfuse bigger than Power Integrations?
- Littelfuse is larger by market cap ($10.8B vs $2.8B).
- What's the difference between Littelfuse and Power Integrations?
- Littelfuse is a niche in Power Semiconductors (incl. SiC, GaN) based in United States; Power Integrations is a major in Power Semiconductors (incl. SiC, GaN) based in United States. Both operate in the Analog, Power, RF segment.
- Who are Littelfuse's and Power Integrations's suppliers?
- wafergraph tracks 0 suppliers for Littelfuse and 1 for Power Integrations.