Comparison page

AO3400 vs FS8205A

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.

FS8205A

Projects needing MOSFET and Battery protection with a commonly available power part.

Specification Matrix

DimensionAO3400 FS8205A

CategoryPowerPower

MakerAlpha & Omega SemiconductorFortune Semiconductor

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesNeeds verificationNeeds verification

Price$0.03 - $0.20$0.03 - $0.20

Known Tradeoffs

AO3400

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

FS8205A

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

FS8205A

Fortune Semiconductor

Dual MOSFET commonly paired with DW01 in lithium battery protection boards.

China-madePower70% confidence