Full-Bridge MOSFET Driver with Integrated Charge Pump and Diagnostics

A4957

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The A4957 provides robust and efficient control of high-power inductive loads, with an integrated charge pump, bootstrap charge management, and diagnostic features for enhanced reliability.

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Top Features

Packaging

  • High current gate drive for N-channel MOSFET full bridge
  • Independent control of each MOSFET
  • Charge pump for low supply voltage operation
  • Cross-conduction protection with adjustable dead time
  • 4.5 to 50 V supply voltage range
  • Diagnostics output
  • Low current sleep mode
24-contact QFN with exposed thermal pad (suffix ES)

Part Number Specifications and Availability