Description

The Four Channel Squib Driver ASSP E981.17 is designed specifically for automotive airbag applications. The IC provides individual control and diagnostics for 4 floating squibs. It has two sources of control, an arming... read more

Features

  • Two squib current modes (LCM and HCM) selectable via SPI commands
  • Simultaneously firing of 4 loops possible
  • Squib channel diagnostics and monitoring
  • Autarky voltage & squib supply voltage diagnostics
  • Separate low side and high side driver control
  • Serial interface (SPI synchronous communication) to μC (3.3V and 5V tolerant inputs)

Documentation

Document Description Type
Info Sheet PDF 196 kB

Application diagram

Applications

  • Squib driver in a Restraint Diagnostic and control Module (RDM)

Order Information

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Samples

Part No. Temp. Range Package Order No.
E981.17 -40°C to +95°C QFN44L7 E98117A39B