EV4420-J-00A 4-30V, 2A Synchronous Step Down Converter Evaluation Board TSOT23
EV4420-J-00A 4-30V, 2A Synchronous Step Down Converter Evaluation Board TSOT23

EV4420-J-00A 4-30V, 2A Synchronous Step Down Converter Evaluation Board TSOT23

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pMPS EV4420-J-00A — Synchronous Step Down Converter, 4-30V input, 2 A output, TSOT23, AEC-Q100./p
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    EV4420-J-00A 4-30V, 2A Synchronous Step Down Converter Evaluation Board TSOT23

    The MPS EV4420-J-00A is an evaluation board built around the MP4420 for bench characterisation of the device in its intended topology. It operates from a 4 V to 30 V input, is rated for 2 A and switches at 410 kHz. The board carries the device in its TSOT23 package.

    The EV4420-J-00A is an evaluation board for the MP4420/MPQ4420, a high-frequency, synchronous, rectified, step-down, switch-mode converter with build-in power MOSFETs.

    Key Specifications

    Part NumberEV4420-J-00A
    Board ForMP4420
    Board TypeEvaluation / demonstration board
    FunctionSynchronous Step Down Converter
    Input Voltage4 V to 30 V
    Current Rating2 A
    Switching Frequency410 kHz
    PackageTSOT23
    QualificationAEC-Q100
    Ordering CodesEV4420-J-00A

    Features

    • Wide 4V to 30V Continuous Operating Input Range
    • 36V Input Transient Tolerance for Automotive Load Dump
    • 90mΩ/55mΩ Low RDS(ON) Internal Power MOSFETs
    • High-Efficiency Synchronous Mode Operation
    • Default 410kHz Switching Frequency
    • Synchronizes to a 200kHz to 2.2MHz External Clock
    • High Duty Cycle for Automotive Cold-crank
    • Power-Save Mode
    • Internal Soft-Start
    • Power Good

    Evaluation Board

    EV4420-J-00A evaluation board
    EV4420-J-00A evaluation board, as published by MPS.

    Design Notes

    • The board ships in a default configuration; check the jumper and resistor options against the user guide before applying power.
    • Respect the input terminal rating — most faults on evaluation boards come from an supply above the marked limit.
    • Test points on the switching node and output are for a short-ground probe, not for a long oscilloscope lead.
    • Where a GUI is supported, connect the dongle before power-up so the device enumerates on the I²C bus.

    Common Questions

    What input voltage does the EV4420-J-00A support?
    4 V to 30 V. The rated output is 2 A.
    Which package and ordering codes apply to the EV4420-J-00A?
    TSOT23; order codes include EV4420-J-00A.
    What are the defining features of the EV4420-J-00A?
    Wide 4V to 30V Continuous Operating Input Range 36V Input Transient Tolerance for Automotive Load Dump
    Is the EV4420-J-00A qualified for automotive designs?
    Yes — it is AEC-Q100 qualified. Confirm the grade against the qualification summary in the datasheet before specifying it on a safety-related rail.

    Shenzhen Gaorunxin Technology Co., Ltd

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