L9679PTR

L9679PTR

Active

L9679P

Automotive advanced airbag IC for mid/high end applications

Operating Voltage Min Volt6.0
Operating Voltage Max Volt18.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeAutomotive
Package NameTQFP 100 14x14x1.0

The L9679P is a chip that can be used in advanced airbag systems for mature airbag markets or in cut-off battery systems for integrated safety markets. This device is family compatible with the L9678 and L9680 devices. Safety system integration is enabled through higher power supply currents and...
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Key features
  • AEC-Q100 qualified
  • Boost regulator for energy reserve
    • 1.882 MHz operation, Iload = 55 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
    • 8-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
  • Two channel remote sensor interface
    • PSI-5 satellite 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
Out of Stock
Quantity $ per unit Savings
1-9$10.040%
10-24$9.337%
25-99$9.0310%
100-249$8.2118%
250-500$7.9721%
Contact sales
$10.04
Operating Voltage Min Volt6.0
Operating Voltage Max Volt18.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeAutomotive
Package NameTQFP 100 14x14x1.0

The L9679P is a chip that can be used in advanced airbag systems for mature airbag markets or in cut-off battery systems for integrated safety markets. This device is family compatible with the L9678 and L9680 devices. Safety system integration is enabled through higher power supply currents and...
Read More

Key features
  • AEC-Q100 qualified
  • Boost regulator for energy reserve
    • 1.882 MHz operation, Iload = 55 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
    • 8-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
  • Two channel remote sensor interface
    • PSI-5 satellite 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