Comparison page

IRLZ44N vs PCA9685

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.

IRLZ44N

Projects needing MOSFET and Logic-level with a commonly available power part.

PCA9685

Projects needing PWM and Servo with a commonly available power part.

Specification Matrix

DimensionIRLZ44N PCA9685

CategoryPowerPower

MakerInfineonNXP

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesArduinoArduino, MicroPython

Price$0.50 - $2.00$1.50 - $5.00

Known Tradeoffs

IRLZ44N

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

PCA9685

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

Open Individual Model Pages

IRLZ44N

Infineon

Logic-level N-channel MOSFET used in LED strip, motor, and load switching projects.

China-madePower78% confidence

PCA9685

NXP

16-channel PWM controller used for servo control, LED dimming, and robotics projects.

China-madePower88% confidence