L9659 - Octal squib driver ASIC

STMicroelectronics

Datasheet Details

The L9659 is intended to deploy up to 8 squibs.

8 deployment drivers with SPI selectable firing current and times.
Capability to deploy the squib with 1.2 A (min)/2 ms, 1.75 A (min)/1.0 ms and 1.75 A (min)/0.65 ms between VRES of 7 V to 37 V.
Capability to deploy the squib with 1.5 A (min)/2 ms between VRES of 7 V to 25 V.
Firing capability to deploy all channels simultaneously.
Independently controlled high-side and lowside MOS for diagnosis.
Analog output available for resistance measurement.
Squib short.

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Published: Feb 18, 2023 |