Comparison page

AO3400 vs ETA3406

Side-by-side selection notes for specs, ecosystem readiness, known issues, and data confidence. This page is generated from structured component fields instead of a hand-written article.

AO3400

Projects needing MOSFET and Switching with a commonly available power part.

ETA3406

Projects needing Buck and Low cost with a commonly available power part.

Specification Matrix

DimensionAO3400 ETA3406

CategoryPowerPower

MakerAlpha & Omega SemiconductorETA Solutions

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesNeeds verificationNeeds verification

Price$0.03 - $0.20$0.10 - $0.60

Known Tradeoffs

AO3400

Breakout boards may use different pin labels or regulator choices
Clone modules can differ from the original datasheet part

ETA3406

Breakout boards may use different pin labels or regulator choices
Clone modules can differ from the original datasheet part

Open Individual Model Pages

AO3400

Alpha & Omega Semiconductor

Small N-channel MOSFET used for switching loads in low-voltage maker circuits.

China-madePower76% confidence

ETA3406

ETA Solutions

Low-cost buck converter used in Chinese modules and compact power rails.

China-madePower64% confidence