Comparison page

ETA3406 vs TPS63020

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.

ETA3406

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

TPS63020

Projects needing Buck-boost and Battery with a commonly available power part.

Specification Matrix

DimensionETA3406 TPS63020

CategoryPowerPower

MakerETA SolutionsTexas Instruments

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesNeeds verificationNeeds verification

Price$0.10 - $0.60$1.00 - $3.50

Known Tradeoffs

ETA3406

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

TPS63020

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

Open Individual Model Pages

ETA3406

ETA Solutions

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

China-madePower64% confidence

TPS63020

Texas Instruments

Buck-boost converter used where battery voltage may be above or below the target rail.

China-madePower82% confidence