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Home / Development Boards & Control Boards / 16-Channel PWM Servo Driver Board Module for Robot Control with IIC Interface

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
Chip Model PCA9685
Control Interface I²C / TWI
PWM Channels 16
Logic Voltage 3.3V / 5V
Servo Voltage Range 5V - 6V (External Power Recommended)
Max Current per Channel 25mA
PWM Frequency 24Hz - 1526Hz
I2C Addressable Yes (62 unique addresses)
Board Dimensions 67mm x 26mm x 14mm
Weight 25g

5 reviews

A

Anonymous

Apr 09, 2026

Rating: 5/5

Easy to integrate

Plug and play with the Adafruit library. Controlled 12 servos simultaneously without jitter.

A

Anonymous

Mar 18, 2026

Rating: 4/5

Solid performance

Does exactly what it says. Wish the terminal blocks were included for power input, but soldering was easy.

A

Anonymous

Mar 12, 2026

Rating: 5/5

Bought 5 for our workshop

Reliable boards for student projects. Durable pins and clear labeling on the PCB.

A

Anonymous

Mar 05, 2026

Rating: 4/5

Good value but needs external power

Great board for the price. Just remember not to power servos directly from the Pi GPIO. Used external 5V and it runs smooth.

A

Anonymous

Feb 04, 2026

Rating: 5/5

Perfect for my hexapod

Worked flawlessly with my Raspberry Pi. The I2C connection is stable and the library support is excellent.

5 FAQ

Q: Is this compatible with 3.3V logic?

A: Yes, the board supports both 3.3V and 5V logic levels.

Q: What library do you recommend?

A: We recommend the Adafruit PCA9685 library for Arduino and Python.

Q: Can I stack multiple boards?

A: Yes, you can stack up to 62 boards using address jumpers.

Q: Can it drive high torque servos?

A: It controls the signal only. Ensure you have an adequate external power supply for high torque servos.

Q: Does it come with headers?

A: Yes, the board comes with pre-soldered pin headers ready for breadboard use.

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