Features
■ AEC-Q100 qualified
■ Single chip and master/slave configurations
■ Boost regulator for energy reserve – 2 MHz operation – Output voltage 24 V/33 V ±6%, user-selectable, peak inductor current regulation – Capacitor value and ESR diagnostics
■ Boost regulator for low voltage system operation – 2 MHz operation – Output voltage, 10 V ±8%, 870 mA max
■ Buck regulator for remote sensor – 2 MHz operation – Output voltage, 6.5 V/8 V ±4%, 700 mA max
■ Buck regulator for micro controller unit – 2 MHz operation – Output voltage, 3.3 V ±3%, 450 mA max
■ Remote sensor interface and SYNC pulse supply voltage inputs and monitorings
■ Linear regulator with external power PNP transistor, 5 V ±5%, 135 mA max
■ Integrated energy reserve crossover switch with switch active output indicator, configured as input for slave mode operation
■ Battery voltage monitor and shutdown with wake-up control
■ System voltage diagnostics with integrated ADCs
■ Squib/LEA deployment drivers – 16 channel HSD/LSD for squib load – 2 over 16 channels supporting LEA load – 2 channel couples supporting common-return connection – 18 V deployment voltage – Low, high and automatic dynamic deployment current profiles – R measure, STB, STG and leakage diagnostics – High and low side driver FET tests – LEA presence diagnostics
■ Two isolated high side safing FET regulators and diagnostics
■ Eight channel PSI-5 v2.3 remote sensor interface
■ Three channel general purpose low side drivers with 0-100% PWM control
■ Twelve channel hall-effect, resistive or switch sensor interface
■ User-programmable safing logic and rolling average algorithm
■ E2E arming procedure through Global SPI
■ Temporal watchdog timer
■ End-of-life disposal interface
■ Temperature sensor
■ 32 bit Global SPI bus interface
■ 32 bit Remote Sensor SPI bus interface, SafeSPI v1.0 compatible TQFP128 exposed pad down (14x14x1.0 mm) Product status link L9691 Product summary Order code