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HV9912 - Switch-mode LED Driver IC

General Description

The HV9912 is a current mode control LED driver IC designed to control single switch PWM converters (buck, boost, buck-boost or SEPIC) in a constant frequency mode.

Key Features

  • Switch mode controller for single switch drivers.
  • Buck.
  • Boost.
  • Buck-boost and SEPIC.
  • Works with high side current sensors www. DataSheet4U. com.
  • Closed loop control of output current.
  • High PWM dimming ratio.
  • Internal 90V linear regulator (can be extended using external zener diodes).
  • Internal 2% voltage reference (0°C < TA < 85°C).
  • Constant frequency operation.
  • Programmable slope compensation.
  • Linear & PWM dimming.
  • +0.2A.

📥 Download Datasheet

Datasheet Details

Part number HV9912
Manufacturer Supertex
File Size 912.47 KB
Description Switch-mode LED Driver IC
Datasheet download datasheet HV9912 Datasheet

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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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HV9912 Preliminary Switch-mode LED Driver IC With High Current Accuracy and Hiccup Mode Protection Features ► Switch mode controller for single switch drivers ♦ Buck ♦ Boost ♦ Buck-boost and SEPIC ► Works with high side current sensors www.DataSheet4U.com ► Closed loop control of output current ► High PWM dimming ratio ► Internal 90V linear regulator (can be extended using external zener diodes) ► Internal 2% voltage reference (0°C < TA < 85°C) ► Constant frequency operation ► Programmable slope compensation ► Linear & PWM dimming ► +0.2A/-0.