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LM5109 - 100V/1A Peak Half Bridge Gate Driver

General Description

The LM5109 is a low cost 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 high-side driver is capable of working with rail voltages up to 100V.

Key Features

  • 1.
  • 2 Drives Both a High Side and Low Side NChannel MOSFET.
  • 1A Peak Output Current (1.0A Sink / 1.0A Source).
  • Independent TTL Compatible Inputs.
  • Bootstrap Supply Voltage to 118V DC.
  • Fast Propagation Times (27 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 LM5109 (Reference)

Note: Below is a high-fidelity text extraction (approx. 800 characters) for LM5109. For precise diagrams, and layout, please refer to the original PDF.

NRND LM5109 www.ti.com SNVS369 – APRIL 2005 LM5109 100V/1A Peak Half Bridge Gate Driver Check for Samples: LM5109 FEATURES 1 •2 Drives Both a High Side and Low Side NChan...

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mples: LM5109 FEATURES 1 •2 Drives Both a High Side and Low Side NChannel MOSFET • 1A Peak Output Current (1.0A Sink / 1.