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SA21308B00DED

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Low IQ, Low Dropout, Automotive 500mA LDO
Datasheet
SA21308B00DED Low IQ, Low Dropout, Automotive 500mA LDO Datasheet
    Part numberSA21308B00DED
    Vin (max) (V)6
    Vin (min) (V)2
    Iout (max) (A)0.5
    Output typeAdjustable
    Vout (max) (V)5
    Vout (min) (V)0.55
    Iq (typ) (uA)25
    PSRR at 100kHz (dB)35
    Accuracy (±%)1
    FeaturesPrecise output,Enable,Fixed soft-start,Power good,Auto-discharge,Low Iq,Over current protection,Output short to ground protection,Foldback Current Limit, Thermal shutdown,Wettable flanks package
    Operating temperature range(°C)-40 to 125
    PackageDFN2×2-6
    Functional safety category
    • Input Voltage Range: 2V to 6V 
    • Adjustable Output Voltage: 0.55V to 5.5V
    • Low Dropout Voltage: 110mV (Typ.) at 500mA (3.3V VOUT)
    • Power Supply Rejection Ratio (PSRR): 55dB @ 1kHz
    • Output Accuracy: 

                o ±0.85% at 25°C

                o ±1% from -40°C to 125°C

    • Stable with a Minimum of 2.2μF or Larger Ceramic Output Capacitor
    • Low Current Consumption: Typical 25μA Quiescent and 0.1μA in Shutdown
    • Over Current Limit and Short CircuitProtection
    • Over Temperature Protection with Auto Recovery
    • Moisture Sensitivity Level (MSL): 1
    • Compact DFN2×2-6 Package 
    • Automotive AEC-Q100 Grade 1 Qualified

    The SA21308B is a 500mA current linear regulator featuring ultra-low ground current and low dropout voltage.

    The device offers an adjustable output voltage with ±1% reference accuracy over temperature. It also includes comprehensive protection features including over current limiting, short circuit protection, and over-temperature operation.

    The SA21308B is available in a compact DFN2×2-6 package. 

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    Technical & Design Documentation