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  • 參數(shù)資料
    型號(hào): TK11225BUIB
    廠商: TOKO INC
    元件分類: 基準(zhǔn)電壓源/電流源
    英文描述: VOLTAGE REGULATOR WITH ON/OFF SWITCH
    中文描述: 2.5 V FIXED POSITIVE LDO REGULATOR, 0.4 V DROPOUT, PDSO5
    封裝: SOT-89, 5 PIN
    文件頁(yè)數(shù): 7/24頁(yè)
    文件大?。?/td> 157K
    代理商: TK11225BUIB
    October 1999 TOKO, Inc.
    Page 7
    TK112xxB
    CONT
    NOISE
    VCONT 1
    IIN
    IOUT
    CN
    0.1 μF
    VOUT
    VIN
    1.0 μF
    2.2 μF
    ICONT
    VIN
    +
    +
    +
    +
    VOUT
    IOUT
    ICONT
    0CN
    CONT
    VCONT
    1 μF
    VIN
    VIN
    IIN
    VOUT
    +
    NOISE
    +
    +
    VOUT
    2.2 μF
    TYPICAL PERFORMANCE CHARACTERISTICS
    T
    A
    = 25
    °
    C, unless otherwise specified.
    TEST CIRCUITS
    SOT-23L
    SOT-89
    VIN
    CONT
    VOUT
    RS
    1 μF
    CN
    CL = 10 μF to 0.22 μF
    112XXB
    OUTPUT VOLTAGE RESPONSE
    (OFF
    ON)
    0
    200
    600
    TIME (μs)
    400
    800
    CN = 0.01 μF
    CN = 0.1 μF
    CL = 2.2 μF
    ILOAD = 30 mA
    V
    V
    LOAD REGULATION
    0
    50
    100
    IOUT (mA)
    V
    VOUT(TYP)
    SHORT CIRCUIT CURRENT
    0
    150
    300
    IOUT (mA)
    V
    5
    4
    3
    2
    1
    0
    OUTPUT VOLTAGE
    VS.
    INPUT
    VOLTAGE
    VOUT(TYP)
    0
    VIN = VOUT
    VIN (V) (50 mV/DIV)
    IOUT = 30 mA
    IOUT = 50 mA
    IOUT = 90 mA
    IOUT = 0 mA
    V
    LINE REGULATION
    0
    10
    20
    VIN (V)
    V
    VOUT(TYP)
    DROPOUT VOLTAGE
    VS.
    OUTPUT CURRENT
    0
    200
    IOUT (mA)
    V
    -400
    -300
    -200
    0
    100
    -100
    TRANSIENT RESPONSE
    Note: Connect pin 5 to
    ground for heat sink
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