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    L3751PUR

    Wide 6 V to 75 V input voltage synchronous buck controller

    Parameters
    Input Voltage Min Volt6.0
    Input Voltage Max Volt75.0
    ECCN USEAR99
    ECCN EUNEC
    Packing TypeTape And Reel
    RoHs compliantEcopack2
    GradeIndustrial
    Package NameQFN 3.5X4.5X1.0 20L PITCH 0.50
    Description

    The 6 V to 75 V wide input voltage range L3751 synchronous buck controller features extreme voltage conversion ratio over switching frequency range (100 kHz - 1 MHz) thanks to 40 ns minimum conduction time.The diode emulation (DEM) implements pulse skipping mode that maximizes the efficiency at...
    Read More

    Key features
    Key features
    • Wide 6 V to 75 V input voltage range
    • Adjustable output voltage from 0.8 V to 60 V
    • 100 kHz - 1 MHz switching frequency range
    • 40 ns minimum on-time for extreme duty ratio
    • Low dropout operation during line transient
    • Adjustable soft-start or input voltage tracking
    • Pulse skipping or forced PWM operation at light load
    • Synchronization
    • Adjustable precision enable
    • Power Good open collector output validates VOUT
    • 7.5 V gate drivers for standard VTH MOSFETs
    • Constant current protection with hiccup mode
    • Precision or lossless programmable current sensing
    • Improved line transient response
    • Input voltage undervoltage lockout
    • Internal voltage monitoring
    • Thermal protection
    • Operating junction temperature range: -40 °C to 150 °C
    In stock
    Quantity $ per unit Savings
    1-9$3.640%
    10-24$2.4632%
    25-99$2.2738%
    100-249$1.9846%
    250-499$1.8649%
    500$1.6355%
    500 + Contact sales
    $3.64
    $3.64
    or
    Parameters
    Input Voltage Min Volt6.0
    Input Voltage Max Volt75.0
    ECCN USEAR99
    ECCN EUNEC
    Packing TypeTape And Reel
    RoHs compliantEcopack2
    GradeIndustrial
    Package NameQFN 3.5X4.5X1.0 20L PITCH 0.50
    Description

    The 6 V to 75 V wide input voltage range L3751 synchronous buck controller features extreme voltage conversion ratio over switching frequency range (100 kHz - 1 MHz) thanks to 40 ns minimum conduction time.The diode emulation (DEM) implements pulse skipping mode that maximizes the efficiency at...
    Read More

    Key features
    Key features
    • Wide 6 V to 75 V input voltage range
    • Adjustable output voltage from 0.8 V to 60 V
    • 100 kHz - 1 MHz switching frequency range
    • 40 ns minimum on-time for extreme duty ratio
    • Low dropout operation during line transient
    • Adjustable soft-start or input voltage tracking
    • Pulse skipping or forced PWM operation at light load
    • Synchronization
    • Adjustable precision enable
    • Power Good open collector output validates VOUT
    • 7.5 V gate drivers for standard VTH MOSFETs
    • Constant current protection with hiccup mode
    • Precision or lossless programmable current sensing
    • Improved line transient response
    • Input voltage undervoltage lockout
    • Internal voltage monitoring
    • Thermal protection
    • Operating junction temperature range: -40 °C to 150 °C
    Associated products