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LM5109A - High Voltage 1A Peak Half Bridge Gate Driver

General Description

The LM5109A is a cost effective, high voltage gate driver designed to drive both the high-side and the low-side N-Channel MOSFETs in a synchronous buck or a half bridge configuration.

The floating highside driver is capable of working with rail voltages up to 90V.

Key Features

  • 1 Drives Both a High-Side and Low-Side N-Channel MOSFET.
  • 1A peak Output Current (1.0A Sink / 1.0A Source).
  • Independent TTL Compatible Inputs.
  • Bootstrap Supply Voltage to 108V DC.
  • Fast Propagation Times (30 ns Typical).
  • Drives 1000 pF Load with 15ns Rise and Fall Times.
  • Excellent Propagation Delay Matching (2 ns Typical).
  • Supply Rail Under-Voltage Lockout.
  • Low Power Consumption.
  • Pin Compatible with ISL6700.

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Full PDF Text Transcription for LM5109A (Reference)

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM5109A SNVS412C – APRIL 2006 – REVISED SEPTEMBER 2016 LM5109A High Voltage 1A Peak H...

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C – APRIL 2006 – REVISED SEPTEMBER 2016 LM5109A High Voltage 1A Peak Half Bridge Gate Driver 1 Features •1 Drives Both a High-Side and Low-Side N-Channel MOSFET • 1A peak Output Current (1.0A Sink / 1.