L9177ATR

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Automotive engine management control IC for small engines

Quantity $ per Unit Savings
1 - 9$8.340%
10 - 24$7.5410%
25 - 99$7.1814%
100 - 249$6.2325%
250 - 499$5.9629%
500$5.4335%
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In stock
$8.34
Parameter NameParameter Value
Operating RangeAutomotive
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius150.0
Operating Voltage Min Volt6.0
Operating Voltage Max Volt18.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
ROHS Compliance GradeEcopack2
GradeAutomotive
Package NameTQFP 64 10x10x1.0
Key features
  • AEC-Q100 qualified
  • Supply voltage from 6 V to 18 V
    • Basic functionality guaranteed down to 3.9 V
  • 5 V regulator up to 300 mA with thermal shutdown protection in current limitation condition
  • 5 V tracking regulator up to 40 mA and short to battery protection
  • 5 V standby regulator up to 2.5 mA
  • 2 channels injectors drivers
    • Parallel and serial driving
    • Output internally clamped to 60 V
    • Minimum overcurrent at 2.8 A
    • Ron 0.6 Ω worst case (at Tj = 150 °C)
  • 3 relay drivers
    • 2 with parallel and serial driving, 1 with serial driving
    • Output internally clamped to 45 V
    • Minimum guaranteed output current 1 A
    • Ron 1.5 Ω worst case (at Tj = 150 °C)
  • Tachometer driver
    • Parallel and serial driving
    • Minimum guaranteed output current 25 mA
    • Ron 5 Ω worst case (at Tj = 150 °C)
  • Current limited low side driver (LSD)
    • Serial driving
    • Output internally clamped to 45 V
    • Minimum guaranteed output current 1 A (2 A during in-rush)
    • Ron 1.5 Ω worst case (at Tj = 150 °C)
  • Stepper motor driver
    • Parallel driving
    • Minimum guaranteed output current 500 mA - full step
    • Ron 2.6 Ω worst case on the diagonal (at Tj = 150 °C)
  • O2 sensor heater
    • Parallel and serial driving
    • Output internally clamped to 45 V
    • Minimum guaranteed output current 3 A
    • Ron 0.5 Ω worst case (at Tj = 150 °C)
  • Protected high side driver
    • 100 mA min. current limitation threshold
  • Full diagnosis by SPI
    • Injector driver: OL, STG, OC
    • Relay and current limited LSD drivers: OL, STG, OC
    • O2 sensor heater: OL, STG, OC
    • Tachometer: OL, STG, OC
    • Stepper motor driver: OL, STG, STB, OC
    • general diagnosti