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LTC4444-5 - High Voltage Synchronous N-Channel MOSFET

General Description

The LTC®4444-5 is a high frequency high voltage gate driver that drives two N-channel MOSFETs in a synchronous DC/DC converter with supply voltages up to 100V.

This powerful driver reduces switching losses in MOSFETs with high gate capacitance.

Key Features

  • n Bootstrap Supply Voltage to 114V n Wide VCC Voltage: 4.5V to 13.5V n Adaptive Shoot-Through Protection n 1.4A Peak Top Gate Pull-Up Current n 1.75A Peak Bottom Gate Pull-Up Current n 1.5Ω Top Gate Driver Pull-Down n 0.75Ω Bottom Gate Driver Pull-Down n 5ns Top Gate Fall Time Driving 1nF Load n 8ns Top Gate Rise Time Driving 1nF Load n 3ns Bottom Gate Fall Time Driving 1nF Load n 6ns Bottom Gate Rise Time Driving 1nF Load n Drives Both High and Low Side N-Channel MOSFETs n Undervoltage Lockout.

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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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FEATURES n Bootstrap Supply Voltage to 114V n Wide VCC Voltage: 4.5V to 13.5V n Adaptive Shoot-Through Protection n 1.4A Peak Top Gate Pull-Up Current n 1.75A Peak Bottom Gate Pull-Up Current n 1.5Ω Top Gate Driver Pull-Down n 0.