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L9680 Datasheet(PDF) 1 Page - STMicroelectronics |
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L9680 Datasheet(HTML) 1 Page - STMicroelectronics |
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1 / 286 page  This is information on a product in full production. August 2025 DS11615 Rev 7 1/286 L9680 Automotive advanced airbag for mid/high end applications and cut-off battery IC Datasheet - production data Features AEC-Q100 qualified Boost regulator for energy reserve – 1.882 MHz operation, Iload = 70 mA max – Output voltage user selectable, 23 V/ 33 V ±5% – Capacitor value & ESR diagnostics Boost regulator for PSI-5 SYNC pulse – 1.882 MHz operation, – Output voltage, 12 V/14.75 V, user configurable Buck regulator for remote sensor – 1.882 MHz operation – Output voltage, 7.2 V/9 V ±4%, user configurable Buck regulator for micro controller unit – 1.882 MHz operation – Output voltage user selectable, 3.3 V or 5.0 V ±3% Integrated energy reserve crossover switch – 3 Ω - 912 mA max – Switch active output indicator Battery voltage monitor & shutdown control with Wake-up control System voltage diagnostics with integrated ADC Squib/pyroswitch deployment drivers – 12-channel HSD/LSD – 25 V max deployment voltage – Various deployment profiles – Current monitoring – Rmeasure, STB, STG & Leakage diagnostics – High & low-side driver FET tests High-side safing switch regulator and enable control Four-channel remote sensor interface – PSI-5 satellite sensors – Active wheel speed sensors Three-channel GPO, HSD or LSD configurable, with PWM 0-100% control Nine-channel hall-effect, resistive or switch sensor interface User customizable safing logic Specific disarm signal for passenger airbag Temporal and algorithmic Watchdog timers End of life disposal interface Temperature sensor 32-bit SPI communications 5.5 V minimum operating voltage at device battery pin Operating temperature, -40 to 95 °C Packaging - 100 pins Applications Mid/High end airbag systems Cut-off battery systems Pyro Fuse/Pyroswitch management TQFP100 exposed pad down (14x14x1.0mm) www.st.com GAPGPS02184 |
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