PCA9685 16 Channel 12-bit PWM Servo Driver I2C Interface for Arduino Raspberry
4,25 €
Adjustable frequency PWM up to about 1.6 KHz. A spot to place a big capacitor on the V+ line (in case you need it). Green power-good LED. Output enable pin to quickly disable all the outputs. 330 ohm series resistors on all the output lines to protect them, and to make driving LEDs trivial.
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