L9907TR

L9907TR

L9907 Active

3 phase gate driver for 6step or FOC controlled Brushless Motors compatible with 48V NET
Quantity $ per Unit Savings
1 - 9$8.980%
10 - 24$8.1110%
25 - 99$7.7314%
100 - 249$6.4129%
250 - 499$5.8435%
500$5.4739%
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Out of stock
$8.98
Parameter NameParameter Value
Operating RangeAutomotive
Supply Voltage Min Volt4.2
Supply Voltage Max Volt54.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTray
ROHS Compliance GradeEcopack2
GradeAutomotive
Package NameTQFP 64 10x10x1.0
Key features
  • AEC-Q100 qualified
  • Supply voltage from 4.2V to 54 V for working in single (12 V systems), double (24 V systems) and 48 V battery applications
  • The device can withstand -7 V to 90 V at the FET high-side Driver pins
  • Low standby current consumption
  • 3.3 V internal regulator supplied by Vcc pin
  • Boost regulator for full Rdson down to 6 V and over voltage protection
  • 3 low-side + 3 high-side drivers
    • PWM operation up to 20 kHz
    • Gate driver current adjustable via SPI in 4 steps. Range set via external resistor. Maximum gate controlled current 600 mA
    • Source connection to each MOSFET
  • Input pin for each gate driver
  • 2-differential current sense amplifiers:
    • Output offset selectable via SPI (0.2*Vcc offset for ground shunt resistors connection, 0.5*Vcc offset for phase shunt resistors connection)
    • All the amplifier gain factors are programmable (10, 30, 50, 100)
  • 8 MHz, 16-bit SPI
    • Full diagnostic
    • Programmable parameters:
      • Cross conduction dead time with a fixed minimum value

      • 4 current steps driving the PowerMOS gates (25%, 50%, 75%, 100%)

      • Phase or ground selection of current sense amplifier

      • Gain values for the current sense amplifiers

      • Zero current output voltage (offset) for the current sense amplifiers

      • Over voltage threshold selection for single or double battery operation

      • Short circuit detection thresholds for the low-side and the high-side MOSFETs (drain to source voltage monitor).

  • Protection and diagnostic
    • FET driver:
      • FET driver supply Undervoltage (UV) diagnostic;

      • Gate to source output voltage limit;

      • Gate to source passive switch off.