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    L99ASC03GTR

    Brushless/Sensorless 3-phase motor pre-driver for automotive applications

    Parameters
    Operating RangeAutomotive
    Supply Voltage Min Volt6.0
    Supply Voltage Max Volt28.0
    Operating Temp Min Celsius-40.0
    Operating Temp Max Celsius150.0
    ECCN USEAR99
    ECCN EUNEC
    Packing TypeTape And Reel
    RoHs compliantEcopack2
    GradeAutomotive
    Package NameTQFP 48 7x7x1.0
    Description

    The L99ASC03G is a multifunctional system IC designed for three-phase motor control applications.The device features a voltage regulator to supply an external microcontroller and an operation amplifier for motor current sensing. It is designed to control six external N-channel MOSFETs in bridge...
    Read More

    Key features
    Key features
    • AEC-Q100 qualified
    • 5 V low-drop voltage regulator (200 mA continuous mode)
    • Very low current consumption in standby mode (typ. 15 μA)
    • ST SPI interface for control and diagnostics
    • Window watchdog and fail-safe functionality
    • Two separate power supply pins
    • Three half-bridge drivers to control external MOSFETs (configurable by SPI)
    • Full drive of external MOSFETs down to 6 V input voltage
    • Input pin for each gate driver (with cross-current protection)
    • Two-stage charge pump supporting 100% duty cycle
    • PWM operation up to 80 kHz (not restricted)
    • Current-sense amplifier (configurable by SPI)
    • Disable input to turn off gate driver outputs
    • Analog multiplexer output to monitor external power supply voltages and internal junction temperature
    • Advanced BEMF detection IP
    • Overcurrent protection (programmable)
    • Drain-source monitoring and open-load detection
    • TQFP48 7 x 7 x 1 mm with Exposed Pad (4.5 x 4.5 mm) package
    In stock
    Quantity $ per unit Savings
    1-9$4.780%
    10-24$4.565%
    25-99$4.2511%
    100-249$3.7322%
    250-499$3.5526%
    500$3.1933%
    500 + Contact sales
    $4.78
    $4.78
    or
    Parameters
    Operating RangeAutomotive
    Supply Voltage Min Volt6.0
    Supply Voltage Max Volt28.0
    Operating Temp Min Celsius-40.0
    Operating Temp Max Celsius150.0
    ECCN USEAR99
    ECCN EUNEC
    Packing TypeTape And Reel
    RoHs compliantEcopack2
    GradeAutomotive
    Package NameTQFP 48 7x7x1.0
    Description

    The L99ASC03G is a multifunctional system IC designed for three-phase motor control applications.The device features a voltage regulator to supply an external microcontroller and an operation amplifier for motor current sensing. It is designed to control six external N-channel MOSFETs in bridge...
    Read More

    Key features
    Key features
    • AEC-Q100 qualified
    • 5 V low-drop voltage regulator (200 mA continuous mode)
    • Very low current consumption in standby mode (typ. 15 μA)
    • ST SPI interface for control and diagnostics
    • Window watchdog and fail-safe functionality
    • Two separate power supply pins
    • Three half-bridge drivers to control external MOSFETs (configurable by SPI)
    • Full drive of external MOSFETs down to 6 V input voltage
    • Input pin for each gate driver (with cross-current protection)
    • Two-stage charge pump supporting 100% duty cycle
    • PWM operation up to 80 kHz (not restricted)
    • Current-sense amplifier (configurable by SPI)
    • Disable input to turn off gate driver outputs
    • Analog multiplexer output to monitor external power supply voltages and internal junction temperature
    • Advanced BEMF detection IP
    • Overcurrent protection (programmable)
    • Drain-source monitoring and open-load detection
    • TQFP48 7 x 7 x 1 mm with Exposed Pad (4.5 x 4.5 mm) package
    Associated products