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    ST1PS02B1QTR

    ST1PS02B1QTR

    ST1PS02C1QTR

    ST1PS02C1QTR

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    ST1PS02A1QTR Active

    400 mA nano-quiescent synchronous step-down converter with digital voltage selection, Power Good and AUX switch
    Learn More about ST1PS02A1QTR
    Quantity $ per Unit Savings
    1 - 9$1.590%
    10 - 99$1.3515%
    100 - 499$0.9441%
    500$0.9242%
    500 + Contact Sales
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    $1.59
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    Parameter NameParameter Value
    Input Voltage Min Volt1.8
    Input Voltage Max Volt5.5
    ECCN USEAR99
    ECCN EUNEC
    Packing TypeTape And Reel
    ROHS Compliance GradeEcopack2
    GradeIndustrial
    Package NameMLPQ/QFN 1.7x2.0x0.55 12L P0.4
    Key features
    • 500 nA input quiescent current at VIN = 3.6 V (not switching)
    • 92% typical efficiency at 10 mA load (VIN = 3.6 V, VOUT = 2.5 V)
    • 100% duty cycle
    • 1.8 V to 5.5 V input operating range
    • Undervoltage lockout: 1.57 V (VIN falling, typ.)
    • Up to 400 mA output current capability
    • Low power control operation for the best efficiency
    • Embedded soft-start circuit
    • Tiny external components: L = 2.2 µH typ.
    • Settable inductor current limitation
    • Selectable output voltages: 1.0 V to 3.3 V
    • Output voltage Power Good
    • ±1.5% output voltage accuracy (VOUT, TA = 25 °C)
    • Dynamic output voltage selection (D0, D1 and D2)
    • Auxiliary load switch Vout2 (AUX control input)
    • Available in TQFN12 package
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