L9945

L9945

L9945TR

Active

Automotive fully configurable 8-channel High/Low side MOSFET

Quantity $ per Unit Savings
1 - 9$8.700%
10 - 24$7.8710%
25 - 99$7.5014%
100 - 249$6.5225%
250 - 499$6.2228%
500$5.6735%
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Out of stock
$8.70
Parameter NameParameter Value
Operating RangeAutomotive
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius150.0
Operating Voltage Min Volt3.8
Operating Voltage Max Volt36.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
ROHS Compliance GradeEcopack2
GradeAutomotive
Package NameTQFP 64 10x10x1.0
Key features
  • AEC-Q100 qualified
  • 12 V and 24 V battery systems compliance
  • 3.3 V and 5 V logic compatible I/O
  • 8-channel configurable MOSFET pre-driver
    • High-side (N-channel and P-channel MOS)
    • Low-side (N-channel MOS)
    • H-bridge (up to 2 H-bridge)
    • Peak & Hold (2 loads)
  • Operating battery supply voltage 3.8 V to 36 V
  • Operating VDD supply voltage 4.5 V to 5.5 V
  • All device pins, except the ground pins, withstand at least 40 V
  • Programmable gate charge/discharge currents for improving EMI behavior
  • Individual diagnosis for:
    • Short circuit to battery
    • Open load
    • Short circuit to ground
  • Highly flexible overcurrent sensing implementation
    • Possibility of monitoring external MOS drain to source voltage
    • Possibility of monitoring voltage on external shunt resistor
    • 64 programmable overcurrent thresholds independent for each channel
    • Ultra-fast output shutdown in case of overcurrent
  • Current limitation for H-Bridge configuration
  • 32-bit SPI protocol available for configuration and diagnostics
    • Failures latched even if they occur during diagnostics reading
    • Daisy chain operation
    • SDO protected against overvoltage
  • Safety features
    • Fast switch off redundant output disable through two external pins
    • Built In Self Test (BIST) for logic operation
    • Hardware Self Check (HWSC) for VDD5 overvoltage comparator
    • Configurable Communication Check (CC) watchdog timer available
    • Disable feedback through bi-directional pin
    • Highly redundant output monitoring through dedicated SPI registers
  • 10-bit ADC for battery and die temperature measurements available through SPI
  • VDD5 monitoring for over/under voltage
  • VPS (battery) monitoring for under voltage
  • ISO26262 systems compatible