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A3944 - Automotive Low-Side FET Pre-Driver

Description

The A3944 is a programmable six-channel low-side MOSFET pre-driver suitable for use in automotive applications.

Features

  • 6 channels.
  • Drives logic-level N-channel MOSFETs.
  • 40 mA gate drive current.
  • Short and open detection.
  • High-voltage (50 V) drain feedback inputs.
  • Programmable fault timers and thresholds per channel.
  • UVLO and thermal warning circuitry.
  • Serial or parallel gate drive control.
  • Highly configurable, through SPI-compatible interface.
  • Compact TSSOP package.

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Datasheet preview – A3944

Datasheet Details

Part number A3944
Manufacturer Allegro
File Size 3.07 MB
Description Automotive Low-Side FET Pre-Driver
Datasheet download datasheet A3944 Datasheet
Additional preview pages of the A3944 datasheet.

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Full PDF Text Transcription

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A3944 Automotive Low-Side FET Pre-Driver FEATURES AND BENEFITS • 6 channels • Drives logic-level N-channel MOSFETs • 40 mA gate drive current • Short and open detection • High-voltage (50 V) drain feedback inputs • Programmable fault timers and thresholds per channel • UVLO and thermal warning circuitry • Serial or parallel gate drive control • Highly configurable, through SPI-compatible interface • Compact TSSOP package APPLICATIONS: • Automotive ECU • Automotive high-side actuators PACKAGE: 28-pin TSSOP with exposed thermal pad (suffix LP) DESCRIPTION The A3944 is a programmable six-channel low-side MOSFET pre-driver suitable for use in automotive applications.
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