MPQ4334GDE-2000-AEC1-Z 3-36V, 0.5A Synchronous Step-Down Converter QFN-12
MPQ4334GDE-2000-AEC1-Z 3-36V, 0.5A Synchronous Step-Down Converter QFN-12

MPQ4334GDE-2000-AEC1-Z 3-36V, 0.5A Synchronous Step-Down Converter QFN-12

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pMPS MPQ4334GDE-2000-AEC1-Z — Synchronous Step-Down Converter, 3-36V input, 0.5 A output, QFN-12, AEC-Q100./p
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    MPQ4334GDE-2000-AEC1-Z 3-36V, 0.5A Synchronous Step-Down Converter QFN-12

    The MPS MPQ4334GDE-2000-AEC1-Z is a Synchronous Step-Down Converter. It operates from a 3 V to 36 V input and is rated for 0.5 A. It is supplied in a QFN-12 package. The part is AEC-Q100 qualified.

    The MPQ4334 is a configurable-frequency (200kHz to 2.5MHz), synchronous, step-down switching regulator with integrated internal high- side and low-side power MOSFETs (HS-FET and LS-FET, respectively).

    Key Specifications

    Part NumberMPQ4334GDE-2000-AEC1-Z
    FunctionSynchronous Step-Down Converter
    Input Voltage3 V to 36 V
    Current Rating0.5 A
    PackageQFN-12
    QualificationAEC-Q100
    Ordering CodesMPQ4334GDE-2000-AEC1-Z, MPQ4334GDE-2001-AEC1-Z, MPQ4334GDE-2006-AEC1-Z, MPQ4334GDE-3000-AEC1-Z, MPQ4334GDE-3001-AEC1-Z, MPQ4334GDE-3006-AEC1-Z (+9 more)

    Features

    • Functional Safety System Design Capable o MPSafe™ Compatible – Functional Safety Supporting Document Available

    Typical Application Circuit

    MPQ4334GDE-2000-AEC1-Z typical application circuit
    MPQ4334GDE-2000-AEC1-Z typical application circuit, as published in the MPS datasheet.

    Applications

    • Automotive Infotainment Systems
    • Automotive Clusters
    • Advanced Driver-Assistance Systems

    Design Notes

    • Size the inductor for the ripple current at the actual switching frequency, typically 30% of the DC load — not for the DC rating alone.
    • The hot loop from input capacitor through the switch to ground sets conducted EMI. Keep that copper area as small as the layout allows.
    • Output ripple is set by the capacitor ESR and its DC-bias derating; a 10 µF ceramic often behaves like 4 µF at the rated output voltage.
    • Route the feedback divider from the output capacitor terminals, away from the switch node.

    Common Questions

    What input voltage does the MPQ4334GDE-2000-AEC1-Z support?
    3 V to 36 V. The rated output is 0.5 A.
    Which package and ordering codes apply to the MPQ4334GDE-2000-AEC1-Z?
    QFN-12; order codes include MPQ4334GDE-2000-AEC1-Z, MPQ4334GDE-2001-AEC1-Z, MPQ4334GDE-2006-AEC1-Z.
    What are the defining features of the MPQ4334GDE-2000-AEC1-Z?
    Functional Safety System Design Capable o MPSafe™ Compatible – Functional Safety Supporting Document Available
    Is the MPQ4334GDE-2000-AEC1-Z 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.

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