Alpha and Omega Semiconductor vs Littelfuse

Both are primarily Power Semiconductors (incl. SiC, GaN) companies. Littelfuse is larger by market cap ($10.8B vs $860M). Littelfuse reports higher tracked revenue ($1.2B vs $679M).

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Side-by-side

Alpha and Omega SemiconductorLittelfuse
Market cap$860M$10.8B
Revenue$679M (FY2026)$1.2B (FY2017)
Primary segmentPower Semiconductors (incl. SiC, GaN)Power Semiconductors (incl. SiC, GaN)
Market positionmajorniche
CountryUnited StatesUnited States
Tracked suppliers10
Tracked customers21
Chokepoint / criticality68/10050/100

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 Alpha and Omega Semiconductor and Littelfuse compare

  • Size: Littelfuse is the larger company by market cap.
  • Revenue: Littelfuse reports higher tracked revenue.
  • Supply-chain criticality: Alpha and Omega Semiconductor has the higher chokepoint score (68/100 vs 50/100).
  • Footprint: Alpha and Omega Semiconductor (United States) vs Littelfuse (United States).

Company hubs

Alpha and Omega Semiconductor · Littelfuse · Analog, Power, RF segment

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Cite as: wafergraph, “Alpha and Omega Semiconductor vs Littelfuse”, https://wafergraph.com/compare/alpha_omega-vs-littelfuse (data as of 2026-10-09).

Frequently asked questions3
Is Alpha and Omega Semiconductor bigger than Littelfuse?
Littelfuse is larger by market cap ($10.8B vs $860M).
What's the difference between Alpha and Omega Semiconductor and Littelfuse?
Alpha and Omega Semiconductor is a major in Power Semiconductors (incl. SiC, GaN) based in United States; Littelfuse is a niche in Power Semiconductors (incl. SiC, GaN) based in United States. Both operate in the Analog, Power, RF segment.
Who are Alpha and Omega Semiconductor's and Littelfuse's suppliers?
wafergraph tracks 1 suppliers for Alpha and Omega Semiconductor and 0 for Littelfuse.