MP2308 4.75-18V, 4A, 300kHz Step-Down Converter QFN2
MP2308 4.75-18V, 4A, 300kHz Step-Down Converter QFN2

MP2308 4.75-18V, 4A, 300kHz Step-Down Converter QFN2

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pMPS MP2308 — step-down converter, 4.75-18V input, 4A output, 300 kHz, QFN2./p
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    MP2308 4.75-18V, 4A, 300kHz Step-Down Converter QFN2

    MPS MP2308 is a step-down converter that accepts 4.75 V to 18 V input, delivers 4 A, switches at 300 kHz, supplied in a QFN2 package.

    Key Specifications

    Part NumberMP2308
    Input Voltage4.75 V to 18 V
    Output Current4 A
    Switching Frequency300 kHz
    TopologyStep-Down Converter
    PackageQFN2
    Ordering CodesMP2308

    Features

    • Wide 4.75V to 18V Operating Input Range
    • 4A Output Current
    • Low Rds(ON) Internal Power MOSFETs
    • 300kHz-2MHz Programmable Switching Frequency
    • EN ON/OFF Control
    • Light Load Mode Selectable
    • External Soft Start
    • OCP and Thermal Shutdown
    • Available in 14-pin QFN2x3 Package

    Applications

    • DSL Modems
    • Cable Modems

    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 QFN2 — check the land pattern in the datasheet before layout.

    Common Questions

    What is the input and output rating of the MP2308?
    4.75–18 V input and 4 A output.
    What switching frequency does the MP2308 run at?
    300 kHz, programmable.
    Which package is the MP2308 available in?
    QFN2.

    Shenzhen Gaorunxin Technology Co., Ltd

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