MP3370 3.5-36V Vout Boost LED Driver SOIC8
MP3370 3.5-36V Vout Boost LED Driver SOIC8

MP3370 3.5-36V Vout Boost LED Driver SOIC8

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pMPS MP3370 — Vout Boost LED Driver, 3.5-36V input, SOIC8./p
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    MP3370 3.5-36V Vout Boost LED Driver SOIC8

    The MPS MP3370 is a Vout Boost LED Driver. It operates from a 3.5 V to 36 V input. It is supplied in a SOIC8 package.

    The MP3370 is a fixed-frequency boost converter with current source.

    Key Specifications

    Part NumberMP3370
    FunctionVout Boost LED Driver
    Input Voltage3.5 V to 36 V
    InterfacePWM
    PackageSOIC8
    Ordering CodesMP3370

    Features

    • Input Range of 3.5V to 36V
    • More than 3A Peak Current Limit
    • Internal 100mΩ 50V Power Switch
    • Analog/PWM Dimming
    • High Efficiency
    • Under-Voltage Lockout Protection
    • LED Open/Short Protection
    • Inductor/Diode Short Protection
    • 43.5V Over-Voltage Protection
    • Soft-Start Operation

    Typical Application Circuit

    MP3370 typical application circuit
    MP3370 typical application circuit, as published in the MPS datasheet.

    Applications

    • Middle Size LCD Backlighting

    Design Notes

    • Channel-to-channel current matching sets backlight uniformity; check the matching spec at the current you will actually run.
    • In boost topologies the OVP threshold must clear the worst-case forward voltage of the longest string, including temperature and binning spread.
    • Keep PWM dimming above 200 Hz to stay clear of visible flicker, and away from the audio band if the product has a speaker.
    • Size the inductor and output capacitor for the string current ripple, not the total LED current.

    Common Questions

    What input voltage does the MP3370 support?
    3.5 V to 36 V.
    Which package and ordering codes apply to the MP3370?
    SOIC8; order codes include MP3370.
    What are the defining features of the MP3370?
    Input Range of 3.5V to 36V More than 3A Peak Current Limit

    Shenzhen Gaorunxin Technology Co., Ltd

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