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SY26024DQD

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Application Note
21μA Ultra Low IQ, 2.2MHz, 4A Synchronous Step Down Regulator
    Part NumberSY26024DQD
    Vin_min (V)2.5
    Vin_max (V)5.5
    Io_max (A)4
    Channels
    Vo_min (V)0.6
    Fsw (MHz)2.2
    Vref (V)
    Vref Accuracy±1%
    Iq (uA)21
    Rdson138
    Rdson230
    Soft Start
    PackageDFN1.5×1.5-6
    Topology
    Protection Mode
    Features / Special FunctionPower Good Indicator, Hic-cup SCP/OVP/OTP, Auto Discharge
    Temp Range

    • 2.5V to 5.5V Input Voltage Range

    • Ultra-Fast Load Transient Speed
    • Low RDS(ON) for Internal Switches (Top/Bottom):
    • 38mΩ /30mΩ
    • High Switching Frequency 2.2MHz Minimizes the External Components
    • ±1% Feedback or Output Voltage Accuracy (Full Temperature Range)
    • PFM Mode for Light Load Efficiency
    • 21μA Operating Quiescent Current
    • Internal Soft-start Limits the Inrush Current
    • 100% Dropout Operation
    • Output Auto Discharge Function
    • Power Good Indicator
    • Auto Recovery for SCP/OVP/OTP Protection
    • RoHS Compliant and Halogen Free
    • Compact Package: DFN1.5×1.5-6

    Evaluation Board

    • 26024-1

      Photo of evaluation board

    • 26024-2

      Photo of evaluation board

    • 26024-3

      Photo of evaluation board

    EVB_SY26024DQD

    The EVB_SY26024DQD is intended for evaluating 2.2MHz, 4A, 5.5V input synchronous Buck regulator. 

    Technical Documentation

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