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L9680 Datasheet(PDF) 1 Page - STMicroelectronics

Part # L9680
Description  Automotive advanced airbag IC for mid/high end applications
Download  277 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9680 Datasheet(HTML) 1 Page - STMicroelectronics

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This is information on a product in full production.
May 2016
DocID029257 Rev 1
1/277
L9680
Automotive advanced airbag IC for mid/high end applications
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 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 pin
TQFP100 exposed pad down
(14x14x1.0mm)
Table 1. Device summary
Order code
Package
Pacing
L9680
TQFP100
Tray
L9680TR
Tape & Reel
www.st.com


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