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SY20111DQC

Production
High Efficiency 2.5MHz, 1A Synchronous Step Down Regulator
Datasheet
SY20111DQC High Efficiency 2.5MHz, 1A Synchronous Step Down Regulator Datasheet
    Part NumberSY20111DQC
    Vin_min (V)2.5
    Vin_max (V)5.5
    Io_max (A)1
    Channels
    Vo_min (V)0.6
    Fsw (MHz)2.5
    Vref (V)
    Vref Accuracy±2%
    Iq (uA)40
    Rdson1230
    Rdson2150
    Soft Start1
    PackageDFN1.5×1.5-6
    Topology
    Protection ModeHic-cup SCP
    Features / Special FunctionAuto-Discharge,100% Dropout Operation
    Temp Range
    •      Low RDS(ON) for Internal Switches (top/bottom): 230mΩ/150mΩ
    •      2.5~5.5V Input Voltage Range
    •      High Switching Frequency 2.5MHz Minimizes the External Components
    •      Internal Soft-start Limits the Inrush Current
    •      100% Dropout Operation
    •      RoHS Compliant and Halogen Free
    •      Output Auto Discharge Function
    •      Compact Package: DFN1.5x1.5-6

    SY20111 is a high efficiency 2.5MHz synchronous step down DC/DC regulator IC capable of delivering up to 1A output currents. It can operate over a wide input voltage range from 2.5V to 5.5V and integrate main switch and synchronous switch with very low RDS(ON) to minimize the conduction loss.

    Evaluation Board

    • 20111-1

      Photo of evaluation board

    • 20111-2

      Photo of evaluation board

    • 20111-3

      Photo of evaluation board

    EVB_ SY20111DQC

    The EVB_ SY20111DQC is intended for evaluating 2.5MHz 1A, 2.5~5.5V input, 1.8V output synchronous buck regulator. It features Enable control, output voltage selection inputs.

    Technical Documentation

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