LM5107

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SNVS333D – NOVEMBER 2004 – REVISED MARCH 2013

LM5107 100V / 1.4A Peak Half Bridge Gate Driver

Check for Samples: LM5107

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FEATURES

DESCRIPTION

The LM5107 is a low cost high voltage gate driver,

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Drives Both a High Side and Low Side N-

designed to drive both the high side and the low side

Channel MOSFET

N-Channel MOSFETs in a synchronous buck or a

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High Peak Output Current (1.4A Sink / 1.3A

half bridge configuration. The floating high-side driver

Source)

is capable of working with rail voltages up to 100V.

The outputs are independently controlled with TTL

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Independent TTL compatible inputs

compatible input thresholds. An integrated on chip

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Integrated Bootstrap Diode

high voltage diode is provided to charge the high side

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Bootstrap Supply Voltage to 118V DC

gate drive bootstrap capacitor. A robust level shifter

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Fast Propagation Times (27 ns Typical)

technology operates at high speed while consuming

low power and providing clean level transitions from

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Drives 1000 pF Load with 15ns Rise and Fall

the control input logic to the high side gate driver.

Times

Under-voltage lockout is provided on both the low

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Excellent Propagation Delay Matching (2 ns

side and the high side power rails. The device is

Typical)

available in the SOIC and the thermally enhanced

WSON packages.

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Supply Rail Under-Voltage Lockout

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Low Power Consumption

Package

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Pin Compatible with ISL6700

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SOIC

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WSON (4 mm x 4 mm)

TYPICAL APPLICATIONS

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Current Fed Push-Pull Converters

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Half and Full Bridge Power Converters

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Solid State Motor Drives

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Two Switch Forward Power Converters

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Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

PRODUCTION DATA information is current as of publication date.

Copyright © 2004–2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.