L9908

L9908

Active

L9908TR

Automotive 3-phase motor gate driver unit

Operating Temp Min Celsius-40.0
Operating Temp Max Celsius150.0
Operating Voltage Min Volt4.5
Operating Voltage Max Volt70.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeAutomotive Safety
Package NameTQFP 48 7x7x1.0

L9908 is a gate driver unit (GDU) for controlling 6 N-channel FETs for brushless motors in automotive applications.Each one of the 3 half bridge drivers channels (HS/LS couples) can be independently configured allowing different load driving and is able to withstand -14 V to 95 V excursion on...
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Key features
  • AEC-Q100 qualified
  • Full ISO26262 compliant, ASIL-D systems ready
  • VDH motor supply voltage range from 4.5 V to 75 V for working in single (12 V systems), double (24 V systems) and 48 V battery applications
  • 3.3 V internal supply voltage generated from 5 V on VDD pin
  • Digital I/O compatible to 3.3 V/5 V logics
  • 6 separate N-channel FET pre-drivers:
    • dedicated source connection to each FET
    • the device can withstand -14 V to 95 V on motor connection pins
    • 0% to 100% duty cycle operation support
    • dedicated PWM input pin for each gate driver
  • 3 differential high accuracy current monitors for ground referred current measurements:
    • ADC/DAC architecture
    • SPI adjustable Gain Factor and Output Offset
    • built-in error calibration
    • the device can withstand -14 V to 6 V on input sensing pins
    • SPI readable current measurement
    • 0 to 4.6 V DAC output dynamic range
  • 3 real time phase voltage monitor channels:
    • SPI programmable phase voltage feedback;
    • SPI readable phase duty cycle measurement;
  • 32-bit - 10 MHz SPI interface with 5-bit CRC and 1bit frame counter for internal setting, self-test and full diagnostics
  • Protection and diagnostic:
    • SPI programmable VDS diagnostic and protection in on-state
    • SPI programmable Dead Time protection
    • SPI programmable Shoot-through diagnostic and protection
    • Open load, short to GND and short to battery diagnostic in off-state
    • Over-temperature diagnostic and protection with SPI programmable warning flag
    • SPI readable Tj measurement
    • Ground loss diagnostic
    • System clock monitoring
    • Power supply pins VDD, VDH, VBP over-voltage and under-voltage diagnostic
    • FET driver supply VPRE and VCP under-voltage and over-voltage diagnostic
    • SPI Window Watchdog
    • Fault status flag output
In stock
Quantity $ per unit Savings
1-9$9.240%
10$8.3510%
Contact sales
$9.24
$9.24
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius150.0
Operating Voltage Min Volt4.5
Operating Voltage Max Volt70.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeAutomotive Safety
Package NameTQFP 48 7x7x1.0

L9908 is a gate driver unit (GDU) for controlling 6 N-channel FETs for brushless motors in automotive applications.Each one of the 3 half bridge drivers channels (HS/LS couples) can be independently configured allowing different load driving and is able to withstand -14 V to 95 V excursion on...
Read More

Key features
  • AEC-Q100 qualified
  • Full ISO26262 compliant, ASIL-D systems ready
  • VDH motor supply voltage range from 4.5 V to 75 V for working in single (12 V systems), double (24 V systems) and 48 V battery applications
  • 3.3 V internal supply voltage generated from 5 V on VDD pin
  • Digital I/O compatible to 3.3 V/5 V logics
  • 6 separate N-channel FET pre-drivers:
    • dedicated source connection to each FET
    • the device can withstand -14 V to 95 V on motor connection pins
    • 0% to 100% duty cycle operation support
    • dedicated PWM input pin for each gate driver
  • 3 differential high accuracy current monitors for ground referred current measurements:
    • ADC/DAC architecture
    • SPI adjustable Gain Factor and Output Offset
    • built-in error calibration
    • the device can withstand -14 V to 6 V on input sensing pins
    • SPI readable current measurement
    • 0 to 4.6 V DAC output dynamic range
  • 3 real time phase voltage monitor channels:
    • SPI programmable phase voltage feedback;
    • SPI readable phase duty cycle measurement;
  • 32-bit - 10 MHz SPI interface with 5-bit CRC and 1bit frame counter for internal setting, self-test and full diagnostics
  • Protection and diagnostic:
    • SPI programmable VDS diagnostic and protection in on-state
    • SPI programmable Dead Time protection
    • SPI programmable Shoot-through diagnostic and protection
    • Open load, short to GND and short to battery diagnostic in off-state
    • Over-temperature diagnostic and protection with SPI programmable warning flag
    • SPI readable Tj measurement
    • Ground loss diagnostic
    • System clock monitoring
    • Power supply pins VDD, VDH, VBP over-voltage and under-voltage diagnostic
    • FET driver supply VPRE and VCP under-voltage and over-voltage diagnostic
    • SPI Window Watchdog
    • Fault status flag output