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L9781TR

L9781TR

Active

L9781

Multiple valve pre-driver for diesel and gasoline direct injection

Operating Temp Min Celsius-40.0
Operating Temp Max Celsius150.0
Operating Voltage Min Volt5.0
Operating Voltage Max Volt26.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeAutomotive
Package NameLQFP 64 10x10x1.4 mm

The L9781 is a multi valve pre-driver capable of driving 11 external N-channel logic level MOSFETs, controlling up to 5 inductive loads through peak and hold current control and one DC/DC step-up converter, providing full protection against accidental faults on the external hardware. The load peak...
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Key features
  • AEC-Q100 qualified
  • 1 x DC/DC converter controller for VTank voltage generation (up to 80 V):
    • 1 x low-side push-pull type N-channel MOSFET pre-driver
    • 1 x current sensing block for current limitation
    • 1 x voltage comparator with hysteresis for VTank voltage sensing
  • 2 x driving channel controllers each made up of:
    • 1 x high-side push-pull type VTank N-channel MOSFET pre-driver
    • 1 x high-side push-pull type VBat N-channel MOSFET pre-driver
    • 2 x low-side push-pull type N-channel MOSFET pre-driver
    • 1 x differential amplifier with programmable gain for current sensing & peak current detection
    • 1 x digital-to-analog converter for peak current threshold setting
    • 1 x HW protection and diagnosis block for full load protection from accidental external short circuits
  • 1 x additional peak and hold controller:
    • 1 x high-side push-pull type VBat N-channel MOSFET pre-driver
    • 1 x low-side push-pull type N-channel MOSFET pre-driver
    • 1 x differential amplifier with programmable gain for current sensing and peak current detection
    • 1 x digital-to-analog converter for peak current threshold setting
    • 1 x HW protection and diagnosis block for full load protection from accidental external short circuits
  • 1 x 32 bit SPI interface (up to 8 MHz)
    • IC general control
    • Programmable parameters setting
    • Diagnosis and hardware protection management
Out of Stock
Quantity $ per unit Savings
1-9$10.390%
10-24$9.3810%
25-99$8.9414%
100-249$7.7625%
250-499$7.4129%
500$6.7535%
Contact sales
$10.39
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius150.0
Operating Voltage Min Volt5.0
Operating Voltage Max Volt26.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTray
RoHs compliantEcopack2
GradeAutomotive
Package NameLQFP 64 10x10x1.4 mm

The L9781 is a multi valve pre-driver capable of driving 11 external N-channel logic level MOSFETs, controlling up to 5 inductive loads through peak and hold current control and one DC/DC step-up converter, providing full protection against accidental faults on the external hardware. The load peak...
Read More

Key features
  • AEC-Q100 qualified
  • 1 x DC/DC converter controller for VTank voltage generation (up to 80 V):
    • 1 x low-side push-pull type N-channel MOSFET pre-driver
    • 1 x current sensing block for current limitation
    • 1 x voltage comparator with hysteresis for VTank voltage sensing
  • 2 x driving channel controllers each made up of:
    • 1 x high-side push-pull type VTank N-channel MOSFET pre-driver
    • 1 x high-side push-pull type VBat N-channel MOSFET pre-driver
    • 2 x low-side push-pull type N-channel MOSFET pre-driver
    • 1 x differential amplifier with programmable gain for current sensing & peak current detection
    • 1 x digital-to-analog converter for peak current threshold setting
    • 1 x HW protection and diagnosis block for full load protection from accidental external short circuits
  • 1 x additional peak and hold controller:
    • 1 x high-side push-pull type VBat N-channel MOSFET pre-driver
    • 1 x low-side push-pull type N-channel MOSFET pre-driver
    • 1 x differential amplifier with programmable gain for current sensing and peak current detection
    • 1 x digital-to-analog converter for peak current threshold setting
    • 1 x HW protection and diagnosis block for full load protection from accidental external short circuits
  • 1 x 32 bit SPI interface (up to 8 MHz)
    • IC general control
    • Programmable parameters setting
    • Diagnosis and hardware protection management