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SI9978DW Datasheet Configurable H-Bridge Driver

Manufacturer: Vishay

Overview: Si9978DW Vishay Siliconix Si9978 Configurable H-Bridge Driver.

General Description

The Si9978DW is an integrated driver for an n-channel MOSFET H-bridge.

The mode control allows operation as either a full H-bridge driver or as two independent half-bridges.

The DIR/PWM input configuration allows easy implementation of either sign/magnitude or anti-phase PWM drive schemes for full H-bridges.

Key Features

  • H-Bridge or Dual Half-Bridge Operation.
  • Cross-Conduction Protected.
  • 20- to 40-V Supply.
  • Current Limit.
  • Static (dc) Operation.
  • Undervoltage Lockout.
  • ESD Protected.
  • Fault Output.

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