MPM3864 2.75-7V, 6A, 1.2MHz Step-Down Converter LGA-19
MPM3864 2.75-7V, 6A, 1.2MHz Step-Down Converter LGA-19

MPM3864 2.75-7V, 6A, 1.2MHz Step-Down Converter LGA-19

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pMPS MPM3864 — step-down converter, 2.75-7V input, 6A output, 1.2 MHz, LGA-19./p
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    MPM3864 2.75-7V, 6A, 1.2MHz Step-Down Converter LGA-19

    MPS MPM3864 is a step-down converter that accepts 2.75 V to 7 V input, delivers 6 A, switches at 1.2 MHz, supplied in a LGA-19 package.

    Key Specifications

    Part NumberMPM3864
    Input Voltage2.75 V to 7 V
    Output Current6 A
    Switching Frequency1.2 MHz
    TopologyStep-Down Converter
    PackageLGA-19
    Ordering CodesMPM3864

    Features

    • Wide 2.75V to 7V Operating Input Voltage (VIN) Range
    • 6A Output Current (IOUT)
    • Internal Power MOSFETs
    • Output Voltage (VOUT) Adjustable from 0.6V
    • High-Efficiency Synchronous Mode Operation
    • Pre-Biased Start-Up
    • Forced Continuous Conduction Mode (FCCM) for Low VOUT Ripple
    • Fixed 1200kHz Switching Frequency (fSW)
    • Configurable, External Soft-Start Time (tSS)
    • Enable (EN) and Power Good (PG) for Power Sequencing

    Applications

    • Field-Programmable Gate Array (FPGA) Power Systems
    • Optical Modules
    • Networking

    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 LGA-19 — check the land pattern in the datasheet before layout.

    Common Questions

    What is the input and output rating of the MPM3864?
    2.75–7 V input and 6 A output.
    What switching frequency does the MPM3864 run at?
    1.2 MHz.
    Which package is the MPM3864 available in?
    LGA-19, with ordering codes MPM3864GPQ-Z.

    Shenzhen Gaorunxin Technology Co., Ltd

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