Tutorial: PCA9685BS / PCA9685PW

Produces or controls light in an electronic circuit.

PCA9685BS / PCA9685PW

Tutorial / documentation

LED & lighting

Quick documentation & first test preparation

  1. Identify component PCA9685BS and its package.
  2. Check operating current, polarity and forward or driver voltage.
  3. Size the current limiting and thermal dissipation.
  4. Consult the application circuit in the linked documentation before testing.

PCA9685BS

16-channel 12-bit PWM Fm+ I2C-bus LED controller RGBA QFN

  • 16-channel 12-bit PWM Fm+ I2C-bus LED controller RGBA QFN
  • Check operating current, polarity and forward or driver voltage.
  • Size the current limiting and thermal dissipation.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

PCA9685PW

16-channel 12-bit PWM Fm+ I2C-bus LED controller RGBA TSSOP

  • 16-channel 12-bit PWM Fm+ I2C-bus LED controller RGBA TSSOP
  • Check operating current, polarity and forward or driver voltage.
  • Size the current limiting and thermal dissipation.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

Inputs and outputs must match the function described in the selected reference’s documentation.