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SY21305RDC

Production
High Efficiency, 15A Synchronous Step Up Regulator with Accurate Output Current Limit
Datasheet
SY21305RDC High Efficiency, 15A Synchronous Step Up Regulator with Accurate Output Current Limit Datasheet
    Part NumberSY21305RDC
    Vin_min (V)3
    Vin_max (V)16
    Limit Current (A)15
    Fsw (MHz)adj.
    Vo_max (V)18
    Vref Accuracy±1.5%
    Rdson116
    Rdson218
    Features / Special FunctionPower Good Indicator,adj Ilimit,Adj. Fsw: 0.2~1MHz
    PackageQFN4x4-18

     

    • Input Range: 3-16V
    • Programmable Pseudo-constant Frequency
    • Low RDS(ON) Internal Switch

     

    Main FET: 16mΩ

    Rectified FET: 18mΩ

    Disconnection FET: 18mΩ

     

    • True Shutdown Function
    • Programmable Output Current Limit
    • Internal Soft-start Limits The Inrush Current
    • Input Voltage UVLO
    • Over Temperature Protection
    • Over Voltage Protection
    • Output Short Circuit Protection
    • Minimum ON Time: 100ns typical
    • Minimum OFF Time: 120ns typical
    • RoHS Compliant and Halogen Free
    • Compact Package:QFN4x4-18

     

    Evaluation Board

    • SY21305RDC-b

      Photo of evaluation board

    • SY21305RDC-c

      Photo of evaluation board

    • SY21305RDC-a

      Photo of evaluation board

    EVB_SY21305RDC_1

    The EVB_SY21305RDC_1 is intended for evaluating a high efficiency synchronous Boost regulator SY21305 which with programmable output current limit. The device adopts adaptive constant off time and current mode control. The integrated low RDS(ON) switches minimize the conduction loss.

    Technical Documentation

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