PCA9685 16 Channel 12 Bit PWM Servo Driver Board With I2C Interface For Raspberry Pi And Microcontrollers, 5V Compatible And Safe To Drive Up To 6V Outputs, Plug And Play With All 16 PWM Outputs Using Just Two Pins

16-Channel PCA9685 PWM Driver Board, Single Unit, I2C
✔️ 12-bit PWM, 16 channels, I2C control, 5V logic, 6V outputs

The PCA9685 PWM driver board is a compact I2C module that delivers 16 independent PWM channels from a microcontroller. It's a staple in hobby robotics, RC servos, LED dimming, and Raspberry Pi projects that require precise timing with minimal pin usage.

✅ 16 PWM outputs with 12-bit resolution for precise servo control
✅ I2C interface with two-pin control and low pin footprint
✅ 5V logic compatible, drives up to 6V loads like hobby servos and LEDs
✅ Built in clock and oscillator for stable PWM at 60 Hz refresh
✅ Outputs protected by 220 ohm series resistors and simple power decoupling guidance

💡 What is a common use case for a PCA9685 PWM driver board?

- Handy for running multiple servos or LEDs from a single microcontroller using I2C. - Reduces pin usage while delivering precise 12-bit PWM at a smooth 60 Hz update rate. - Works great with Raspberry Pi and Arduino projects requiring safe 5V logic and up to 6V outputs.