L9659 Datasheet - STMicroelectronics

Octal squib driver ASIC

L9659 Features

* 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

* Fi

L9659 General Description

The L9659 is intended to deploy up to 8 squibs. Squib drivers are sized to deploy 1.2 A minimum for 2 ms, 1.75 A minimum for 1 ms and 1.75 A minimum for 0.65 ms during load dump along with 1.5 A minimum for 2 ms for VRES voltages less than 25 V. Full diagnostic capabilities of the squib interface ar.

L9659 Datasheet (571.92 KB)