Littelfuse vs onsemi
onsemi is larger by market cap ($31.6B vs $11.5B). onsemi reports higher tracked revenue ($6.0B vs $1.2B). Littelfuse's primary segment is Power Semiconductors (incl. SiC, GaN); onsemi's is Integrated Device Manufacturer.
Shared segment: Analog, Power, RF.
Side-by-side
| Littelfuse | onsemi | |
|---|---|---|
| Market cap | $11.5B | $31.6B |
| Revenue | $1.2B (FY2017) | $6.0B (FY2025) |
| Primary segment | Power Semiconductors (incl. SiC, GaN) | Integrated Device Manufacturer |
| Market position | niche | major |
| Country | United States | United States |
| Tracked suppliers | 0 | 3 |
| Tracked customers | 1 | 2 |
| Chokepoint / criticality | 50/100 | 68/100 |
Market caps/revenue from the wafergraph dataset · data as of 2026-08-12. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.
How Littelfuse and onsemi compare
- Size: onsemi is the larger company by market cap.
- Revenue: onsemi reports higher tracked revenue.
- Supply-chain criticality: onsemi has the higher chokepoint score (68/100 vs 50/100).
- Footprint: Littelfuse (United States) vs onsemi (United States).