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    L9942XP1TR

    L9942XP1TR

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    L9942XP1

    Stepper Motor Driver for Bipolar Motors with ustepping & programmable current profile

    Parameters
    Operating RangeAutomotive
    Supply Voltage Min Volt7.0
    Supply Voltage Max Volt20.0
    ECCN USEAR99
    ECCN EUNEC
    Packing TypeTube
    RoHs compliantEcopack2
    GradeAutomotive
    Package NamePowerSSO 24
    Description

    The L9942 is an integrated stepper motor driver for bipolar stepper motors with microstepping and programmable current profile look-up-table to allow a flexible adaptation of the stepper motor characteristics and intended operating conditions. It is possible to use different current profiles...
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    Key features
    Key features
    • Two full bridges for max. 1.3 A load(RDSON= 500 mΩ)
    • Programmable current waveform with look-up table: 9 entries with 5 bit resolution
    • Current regulation by integrated PWM controller and internal current sensing
    • Programmable stepping mode: full, half, mini and microstepping
    • Programmable slew rate for EMC and power dissipation optimization
    • Programmable Fast-, Slow-, Mixed- and Auto-Decay Mode
    • Full-scale current programmable with 3 bit resolution
    • Programmable stall detection
    • Step clock input for reduced μController requirements
    • Very low current consumption in standby mode IS< 3 μA, typ. Tj≤ 85 °C
    • All outputs short circuit protected with openload, overload current, temperature warning and thermal shutdown
    • The PWM signal of the internal PWM controller is available as digital output.
    • All parameters are guaranteed for 3 V < Vcc < 5.3 V and for 7 V < Vs < 20 V
    Out of Stock
    Parameters
    Operating RangeAutomotive
    Supply Voltage Min Volt7.0
    Supply Voltage Max Volt20.0
    ECCN USEAR99
    ECCN EUNEC
    Packing TypeTube
    RoHs compliantEcopack2
    GradeAutomotive
    Package NamePowerSSO 24
    Description

    The L9942 is an integrated stepper motor driver for bipolar stepper motors with microstepping and programmable current profile look-up-table to allow a flexible adaptation of the stepper motor characteristics and intended operating conditions. It is possible to use different current profiles...
    Read More

    Key features
    Key features
    • Two full bridges for max. 1.3 A load(RDSON= 500 mΩ)
    • Programmable current waveform with look-up table: 9 entries with 5 bit resolution
    • Current regulation by integrated PWM controller and internal current sensing
    • Programmable stepping mode: full, half, mini and microstepping
    • Programmable slew rate for EMC and power dissipation optimization
    • Programmable Fast-, Slow-, Mixed- and Auto-Decay Mode
    • Full-scale current programmable with 3 bit resolution
    • Programmable stall detection
    • Step clock input for reduced μController requirements
    • Very low current consumption in standby mode IS< 3 μA, typ. Tj≤ 85 °C
    • All outputs short circuit protected with openload, overload current, temperature warning and thermal shutdown
    • The PWM signal of the internal PWM controller is available as digital output.
    • All parameters are guaranteed for 3 V < Vcc < 5.3 V and for 7 V < Vs < 20 V
    Associated products