L9680TR 车规芯片代理道亨电子
L9680TR 英文资料 L9680TR 道亨黄云艳
life.augmented
Automotive advanced airbag IC for mid/high end applications
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Datasheet - production data
• System voltage diagnostics with integrated
ADC
• Squib deployment drivers
- 12 channel HSD/LSD
- 25 V max deployment voltage
- Various deployment profiles
- Current monitoring
TQFP100 exposed pad down
- Rmeasure, STB, STG & Leakage
(14×14×1.0mm)
diagnostics
- High & low side driver FET tests
• High side safing switch regulator and enable
control
Features
• Four channel remote sensor interface
– PSI-5 satellite sensors
• AEC-Q100 qualified
- Active wheel speed sensors
Boost regulator for energy reserve
• Three channel GPO, HSD or LSD configurable,
- 1.882 MHz operation, load = 70 mA max
with PWM 0-100% control
- Output voltage user selectable, 23 V/ 33 V
• Nine channel hall-effect, resistive or switch
±5%
sensor interface
– Capacitor value & ESR diagnostics
• User customizable safing logic
Boost regulator for PSI-5 SYNC pulse
• Specific disarm signal for passenger airbag
– 1.882 MHz operation,
• Temporal and algorithmic Watchdog timers
- Output voltage, 12 V/14.75 V, user
confiqurable
• End of life disposal interface
• Buck regulator for remote sensor
• Temperature sensor
– 1.882 MHz operation
• 32 bit SPI communications
- Output voltage, 7.2 V/9 V ±4%, user
• 5.5 V minimum operating voltage at device
configurable
battery pin
Buck regulator for micro controller unit
• Operating temperature, -40 to 95 ℃
– 1.882 MHz operation
• Packaging - 100 pin
- Output voltage user selectable, 3.3 V or
5.0 V ±3%
Table 1. Device summary
• Integrated energy reserve crossover switch
Order code
Package
Pacing
- 3 Q - 912 mA max
Tray
L9680 包装
– Switch active output indicator
TQFP100
L9680TR 电池管理芯片
Tape & Reel
Battery voltage monitor & shutdown control
with Wake-up control
DS11615 Rev 2
October 2018
1/280
This is information on a product in full production.