HomeProductsPower Modules

SQ74001AHE

Production
High-Efficiency 3.3V Input 1.5A Buck-boost Converter Power Module with Integrated Inductor
Datasheet
SQ74001AHE High-Efficiency 3.3V Input 1.5A Buck-boost Converter Power Module with Integrated Inductor Datasheet
    Part NumberSQ74001AHE
    Vin_min (V)2.65
    Vin_max (V)5.5
    Io_max (A)1.5
    Vref Accuracy±1.5%
    Efficiency up to83.6% @ 3.3VIN, 3.3VOUT
    Fsw (MHz)1
    Iq (uA)
    Rdson1
    Rdson2
    Interface
    PackageMQFN2.1×3-13

    ●          Fixed frequency operation with battery voltage above, below or equal to the output

    ●          Four internal power switches to form 4-switches buck-boost with single inductor.

    ●          1.5A load current capability

    ●          2.65V to 5.5V Input Voltage Range

    ●          Output disconnect at shutdown

    ●          Power Good indicator

    ●          External programmable soft-start time to limit the inrush current

    ●          Built in thermal shut down protection, hard

    short protection.

    ●          Compact Package: MQFN 2.1×3-13

    ●          Height: 1.12mm max

    SQ74001 is a high efficiency synchronous buck-boost DC-DC module capable of delivering 1.5A continuous current. It operates over an input voltage range from 2.65V to 5.5V and integrates the main switch, synchronous switch and inductor into a compact 2.1×3×1.12mm package.

    Technical Documentation