Toggle Nav
Search
Compare ()
Cart 0
Menu
Account
Settings
  • Language
    English
    • Currency
    USD
    Exclusive FREE shipping offer of Embedded World prodcuts! Use code EV-EW2025-FREESHIP-03 at checkout! 🛒 Order now!
    main product photo

    Active

    L99ASC03GTR

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

    Parameters
    Operating RangeAutomotive
    Supply Voltage Min Volt6.0
    Supply Voltage Max Volt28.0
    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$5.160%
    10-24$3.9423%
    25-499$3.6429%
    500$3.5731%
    500 + Contact sales
    $5.16
    $5.15
    Parameters
    Operating RangeAutomotive
    Supply Voltage Min Volt6.0
    Supply Voltage Max Volt28.0
    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