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HV9861A - LED Driver

General Description

HV9861A is a patented, average-mode, constant-current control, LED driver IC operating in a constant offtime mode.

Key Features

  • Fast average current control.
  • Programmable constant off-time switching.
  • PWM / linear dimming input.
  • Output short circuit protection with skip mode.
  • Ambient operating temperature -40°C to +125°C.
  • Pin-compatible with the HV9910B and HV9961.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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HV9861A LED Driver with Average-Mode Constant Current Control Features • Fast average current control • Programmable constant off-time switching • PWM / linear dimming input • Output short circuit protection with skip mode • Ambient operating temperature -40°C to +125°C • Pin-compatible with the HV9910B and HV9961 Applications • DC/DC or AC/DC LED driver applications • LED back-light driver for LCD displays • General purpose constant current source • LED signage and displays • Architectural and decorative LED lighting • LED street lighting Description HV9861A is a patented, average-mode, constant-current control, LED driver IC operating in a constant offtime mode.