SY20419SUD-Products-Silergy Corp

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SY20419SUD (SY87092SUD)

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1.8V Minimum Input and 5. 5V Maximum Output High Efficiency 1A Valley Current Synchronous Boost
Datasheet
SY20419SUD 1.8V Minimum Input and 5. 5V Maximum Output High Efficiency 1A Valley Current Synchronous Boost Datasheet
    Part NumberSY20419SUD
    Vin_min (V)1.8
    Vin_max (V)5.5
    Limit Current (A)1
    Fsw (MHz)1
    Vo_max (V)5.5
    Vref Accuracy±1.5%
    Rdson170
    Rdson2125
    Features / Special FunctionAuto Bypass Mode When VIN ≥VOUT; OVP, CCM Only
    PackageDFN2x1.5-6

     

    • 1.8V Minimum Input Voltage
    • Adjustable Output Voltage from 1.8V to 5.5V
    • Min 1A Valley Current Limit
    • CCM Only Operation
    • Load Disconnect During Shutdown
    • Low RDS(ON) (Main Switch/Synchronous Switch) at 3.3V Output: 70/125mΩ
    • Output OVP
    • RoHS Compliant and Halogen Free
    • Auto Bypass Mode When VIN ≥VOUT
    • Compact Package DFN2×1.5-6

     

    Evaluation Board

    • SY20419SUD-a

      Photo of evaluation board

    • SY20419SUD-c

      Photo of evaluation board

    • SY20419SUD-b

      Photo of evaluation board

    EVB_SY20419SUD_1

    The EVB_SY20419SUD_1 is intended for evaluating a synchronous, step-up Boost converter SY20419. It can disconnect the output from the input during the shutdown mode. When input voltage exceeds the regulated output voltage, SY20419 enters bypass mode automatically.

    Technical Documentation

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