PCA9685 16 Channel 12-Bit PWM Servo Driver I2C Module for Arduino Robots and DIY Projects, 5V-10V DC Power, 220 Ohm Protected PWM Outputs for LEDs and Servos, Easy Install and Reliable Performance

16-Channel I2C PWM Servo Driver for Arduino Projects (1 unit)
✔️ 12-bit PWM outputs for 16 channels, 5-10V input

The PCA9685 module provides 16 independent PWM outputs controlled via I2C, perfect for servo control, LED dimming, and hobby robotics. Its compact 25 x 61 mm footprint fits tight spaces and the board centers the PCA9685 chip. Each output line has a 220 ohm resistor for LED protection, and the 4x3 pin layout makes wiring easy.

✅ 16 PWM outputs, 12-bit resolution for precise control
✅ I2C interface for easy MCU integration
✅ 5-10V DC power input supports servos and LEDs
✅ 220 ohm protection resistors on all outputs for LED drive
✅ 25 x 61 mm compact board with 4x3 servo connectors

💡 What is a PCA9685 PWM controller and how is it used in hobby robotics and LED projects?

It's a handy, bus-powered driver that lets you run many servos and LEDs from one microcontroller via I2C.

- 16 independent PWM channels on a single board for scalable control - 12-bit PWM resolution enables smooth servo motion and precise LED dimming - Cascade-capable, you can add multiple drivers on a single I2C bus - Compatible with Arduino, Raspberry Pi, and other common MCUs for quick setup