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    參數(shù)資料
    型號(hào): MC7815A
    廠商: ON SEMICONDUCTOR
    元件分類: 基準(zhǔn)電壓源/電流源
    英文描述: 1.0 A Positive Voltage Regulators
    中文描述: 1.0A正電壓穩(wěn)壓器
    文件頁(yè)數(shù): 16/32頁(yè)
    文件大?。?/td> 270K
    代理商: MC7815A
    MC7800, MC7800A, NCV7805
    http://onsemi.com
    16
    ELECTRICAL CHARACTERISTICS
    (V
    in
    = 27 V, I
    O
    = 1.0 A, T
    J
    = T
    low
    to T
    high
    (Note 26), unless otherwise noted)
    MC7818AC
    Characteristic
    Symbol
    Min
    Typ
    Max
    Unit
    Output Voltage (T
    J
    = 25
    °
    C)
    Output Voltage (5.0 mA
    I
    O
    1.0 A, P
    D
    15 W)
    V
    O
    17.64
    18
    18.36
    Vdc
    V
    O
    17.3
    18
    18.7
    Vdc
    21 Vdc
    V
    in
    33 Vdc
    Line Regulation (Note 27)
    Reg
    line
    mV
    21 Vdc
    V
    in
    33 Vdc, I
    O
    = 500 mA
    24 Vdc
    V
    in
    30 Vdc, I
    O
    = 1.0 A
    -
    9.5
    22
    -
    3.2
    25
    24 Vdc
    V
    in
    30 Vdc, I
    O
    = 1.0 A, T
    J
    = 25
    °
    C
    -
    3.2
    10.5
    20.6 Vdc
    V
    in
    33 Vdc, I
    O
    = 1.0 A, T
    J
    = 25
    °
    C
    -
    8.0
    22
    Load Regulation (Note 27)
    Reg
    load
    mV
    5.0 mA
    I
    O
    1.5 A, T
    J
    = 25
    °
    C
    -
    2.0
    25
    5.0 mA
    I
    O
    1.0 A
    -
    1.8
    25
    250 mA
    I
    O
    750 mA
    -
    1.5
    15
    Quiescent Current
    I
    B
    -
    3.5
    6.0
    mA
    Quiescent Current Change
    I
    B
    mA
    21 Vdc
    V
    in
    33 Vdc, I
    O
    = 500 mA
    -
    -
    0.8
    21.5 Vdc
    V
    in
    30 Vdc, T
    J
    = 25
    °
    C
    -
    -
    0.8
    5.0 mA
    I
    O
    1.0 A
    -
    -
    0.5
    Ripple Rejection
    RR
    53
    57
    -
    dB
    22 Vdc
    V
    in
    32 Vdc, f = 120 Hz, I
    O
    = 500 mA
    Dropout Voltage (I
    O
    = 1.0 A, T
    J
    = 25
    °
    C)
    V
    I
    - V
    O
    -
    2.0
    -
    Vdc
    Output Noise Voltage (T
    A
    = 25
    °
    C)
    V
    n
    -
    10
    -
    V/V
    O
    10 Hz
    f
    100 kHz
    Output Resistance f = 1.0 kHz
    r
    O
    -
    1.3
    -
    m
    Short Circuit Current Limit (T
    A
    = 25
    °
    C)
    I
    SC
    -
    0.2
    -
    A
    V
    in
    = 35 Vdc
    Peak Output Current (T
    J
    = 25
    °
    C)
    I
    max
    -
    2.2
    -
    A
    Average Temperature Coefficient of Output Voltage
    TCV
    O
    -
    -1.5
    -
    mV/
    °
    C
    26.T
    low
    = 0
    °
    C for MC78XXAC, CT
    =
    40
    °
    C for MC78XXB, MC78XXAB, NCV7805
    27.Load and line regulation are specified at constant junction temperature. Changes in V
    O
    due to heating effects must be taken into account
    separately. Pulse testing with low duty cycle is used.
    high
    = +125
    °
    C for MC78XXAC, C, NCV7805
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