MPQ4462-AEC1 0.8-30V, 3.5A, 4MHz Step-Down Converter QFN10
MPQ4462-AEC1 0.8-30V, 3.5A, 4MHz Step-Down Converter QFN10

MPQ4462-AEC1 0.8-30V, 3.5A, 4MHz Step-Down Converter QFN10

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pMPS MPQ4462-AEC1 — step-down converter, 0.8-30V input, 3.5A output, 4 MHz, QFN10./p
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    MPQ4462-AEC1 0.8-30V, 3.5A, 4MHz Step-Down Converter QFN10

    MPS MPQ4462-AEC1 is a step-down converter that accepts 0.8 V to 30 V input, delivers 3.5 A, switches at 4 MHz, supplied in a QFN10 package.

    Key Specifications

    Part NumberMPQ4462-AEC1
    Input Voltage0.8 V to 30 V
    Output Current3.5 A
    Switching Frequency4 MHz
    Quiescent Current120 uA
    TopologyStep-Down Converter
    PackageQFN10
    Ordering CodesMPQ4462-AEC1

    Features

    • 120μA Quiescent Current
    • Wide 3.8V-to-36V Input Range
    • 150mΩ Internal Power MOSFET
    • Up to 4MHz Programmable Switching Frequency
    • Stable with a Ceramic Capacitor
    • Internal Soft-Start
    • Internally-Set Current Limit without a Current Sensing Resistor
    • Output Adjustable from 0.8V to 30V
    • Available in 3mm×3mm QFN10 and SOIC8E Packages.
    • Available in AEC-Q100 Qualified Grade 1

    Applications

    • High-Voltage Power Conversion
    • Automotive Systems
    • Industrial Power Systems
    • Distributed Power Systems

    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.
    • AEC-Q100 qualification suits this part to automotive rails.
    • Package QFN10 — check the land pattern in the datasheet before layout.

    Common Questions

    What is the input and output rating of the MPQ4462-AEC1?
    0.8–30 V input and 3.5 A output.
    What switching frequency does the MPQ4462-AEC1 run at?
    4 MHz, programmable.
    Which package is the MPQ4462-AEC1 available in?
    QFN10.

    Shenzhen Gaorunxin Technology Co., Ltd

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