Download AOZ1977-1 Datasheet PDF
AOZ1977-1 page 2
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AOZ1977-1 Description

The AOZ1977-1 is a high-efficiency LED driver controller for high voltage LED backlighting applications. It is designed to drive high-brightness LED light bar in LED TV applications. The AOZ1977-1 can support a wide range of input and output voltages.

AOZ1977-1 Key Features

  • 8V to 30V input bias voltage
  • Up to 16V driving capability at GATE pin and
  • Disconnect control pin for PWM dimming or fault
  • Bi-directional Clock synchronization
  • 500mV feedback regulation
  • Feedback short protection
  • 8 bit PWM dimming resolution
  • Cycle-by-cycle current limit
  • Output over-voltage protection
  • LED short and open protection

AOZ1977-1 Applications

  • 8V to 30V input bias voltage
  • Up to 16V driving capability at GATE pin and
  • Disconnect control pin for PWM dimming or fault