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LED驱动器

Ac-dc, dc-dc, and linear LED drivers.

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NCV7691  NCV7692  Current Controllers for Automotive LED Lighting

  • Constant current output for LED string drive
  • Dedicated dimming feature via PWM input
  • Multiple LED string control with one controller

NCV7685  12-Channel Linear Current Driver for Automotive LED Lighting

  • Twelve current sources with global current setting up to 60 mA and diagnostics
  • Independent PWM duty cycle control via I2C for each channel
  • Operates as stand-alone or MCU-controlled, and with optional external MOSFET ballast transistor

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