MP29373 4.75-23V, 1.5A, 1.4MHz Step-Down Converter TSSOP20
MP29373 4.75-23V, 1.5A, 1.4MHz Step-Down Converter TSSOP20

MP29373 4.75-23V, 1.5A, 1.4MHz Step-Down Converter TSSOP20

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pMPS MP29373 — step-down converter, 4.75-23V input, 1.5A output, 1.4 MHz, TSSOP20./p
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    MP29373 4.75-23V, 1.5A, 1.4MHz Step-Down Converter TSSOP20

    MPS MP29373 is a step-down converter that accepts 4.75 V to 23 V input, delivers 1.5 A, switches at 1.4 MHz, supplied in a TSSOP20 package.

    Key Specifications

    Part NumberMP29373
    Input Voltage4.75 V to 23 V
    Output Current1.5 A
    Switching Frequency1.4 MHz
    TopologyStep-Down Converter
    PackageTSSOP20
    Ordering CodesMP29373

    Features

    • 1.5A Current for Each Output
    • 0.18Ω Internal Power MOSFET Switches
    • Stable with Low ESR Output Ceramic Capacitors
    • Up to 90% Efficiency
    • 40μA Shutdown Mode
    • Fixed 1.4MHz Frequency
    • Thermal Shutdown
    • Cycle-by-Cycle Over Current Protection
    • Wide 4.75V to 23V Operating Input Range
    • Each Output Adjustable from 0.92V to 16V

    Applications

    • Distributed Power Systems
    • I/O and Core supplies
    • DSL Modems
    • Set top boxes
    • Cable Modems "MPS" and "The Future of Analog IC Technology" are Registered Trademarks of Monolithic Power Systems, Inc.

    Design Notes

    • The step-down topology needs an inductor and output capacitor sized for the ripple at the switching frequency, not just the DC load.
    • Keep the input loop short — high di/dt at the switch node sets conducted EMI.
    • Power switches are integrated, so the thermal path is the PCB copper under the pad.
    • Package TSSOP20 — check the land pattern in the datasheet before layout.

    Common Questions

    What is the input and output rating of the MP29373?
    4.75–23 V input and 1.5 A output.
    What switching frequency does the MP29373 run at?
    1.4 MHz, programmable.
    Which package is the MP29373 available in?
    TSSOP20.

    Shenzhen Gaorunxin Technology Co., Ltd

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    Shenzhen Gaorunxin Technology Co., Ltd

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