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

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This is information on a product in full production.