L9658 - Octal squib driver and quad sensor interface ASIC

Product Overview

STMicroelectronics

Part number	L9658
Manufacturer	STMicroelectronics
File Size	571.85 KB
Description	Octal squib driver and quad sensor interface ASIC
Datasheet	L9658 Datasheet
Additional preview pages of the L9658 datasheet.

L9658 is intended to deploy up to 8 squibs and to interface up to 4 satellites.

8 deployment drivers sized to deliver 1.2 A (min) for 2 ms (min) and 1.75 A (min) for 1 ms (min).
Independently controlled high-side and lowside MOS for diagnosis.
Analog output available for resistance.
Squib short to ground, short to battery and MOS diagnostic available on SPI register.
Capability to deploy the squib with 1.2 A (min) or 1.75 A under 35 V load-dump condition and the low side MOS is shorted to ground.
Capability to deploy the squib with 1.2 A (min.

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Published: Feb 18, 2023 |