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  • 參數(shù)資料
    型號: R1225N132A-TR
    英文描述: SMPS Controller
    中文描述: 開關(guān)電源控制器
    文件頁數(shù): 4/29頁
    文件大?。?/td> 450K
    代理商: R1225N132A-TR
    12345
    Rev. 1.11 - 4 -
    I
    ELECTRICAL CHARACTERISTICS
    G
    R1225Nxx2X (X=A/B/C/D/J/K)
    Symbol
    V
    IN
    Operating Input Voltage
    V
    OUT
    Step-down Output Voltage
    (Topt=25
    °
    C)
    Conditions
    Item
    Min.
    2.3
    V
    SET
    ×
    0.98
    Typ.
    Max.
    18.5
    V
    SET
    ×
    1.02
    Unit
    V
    V
    V
    IN
    =V
    CE
    +V
    SET
    +1.5V, I
    OUT
    =-100mA
    When V
    SET
    1.5V, V
    IN
    =V
    CE
    =3.0V
    -40
    °
    C
    Topt
    85
    °
    C
    V
    SET
    V
    OUT
    /
    T
    fosc
    Step-down Output Voltage
    Temperature Coefficient
    Oscillator Frequency
    ±
    100
    ppm
    /
    °
    C
    kHz
    V
    IN
    =V
    CE=
    V
    SET
    +1.5V, I
    OUT
    =-100mA
    When V
    SET
    1.5V, V
    IN
    =V
    CE
    =3.0V
    J/K version
    A/C version
    B/D version
    -40
    °
    C
    Topt
    85
    °
    C
    144
    240
    400
    180
    300
    500
    ±
    0.2
    216
    360
    600
    f
    OSC
    /
    T
    I
    DD1
    Oscillator Frequency
    Temperature Coefficient
    Supply Current1
    %
    /
    °
    C
    μ
    A
    V
    IN
    =V
    CE
    =V
    OUT
    =18.5V
    A/B/J/K version
    C version
    D version
    V
    IN
    =18.5V, V
    CE
    =0V, V
    OUT
    =0V
    V
    IN
    =8V,V
    EXT
    =7.9V,V
    OUT
    =8V,V
    CE
    =8V
    V
    IN
    =8V,V
    EXT
    =0.1V,V
    OUT
    =0V,V
    CE
    =8V
    V
    IN
    =2.3V, V
    CE
    =0V, V
    DLY
    =0.1V
    V
    IN
    =V
    CE
    =V
    OUT
    =18.5V
    V
    IN
    =V
    OUT
    =18.5V, V
    CE
    =0V
    V
    IN
    =8V,V
    OUT
    =0V
    V
    IN
    =8V,V
    OUT
    =0V
    20
    30
    40
    0.0
    -17
    30
    2.0
    0.0
    0.0
    50
    60
    80
    0.5
    -10
    I
    stb
    I
    EXTH
    I
    EXTL
    I
    SW
    I
    CEH
    I
    CEL
    V
    CEH
    V
    CEL
    Maxdty Oscillator Maximum Duty Cycle
    VFMdty VFM Duty Cycle
    V
    UVLO1
    UVLO Voltage
    V
    UVLO2
    UVLO Release Voltage
    Standby Current
    EXT "H" Output Current
    EXT "L" Output Current
    DLY switch current
    CE "H" Input Current
    CE "L" Input Current
    CE "H" Input Voltage
    CE "L" Input Voltage
    μ
    A
    mA
    mA
    mA
    μ
    A
    μ
    A
    V
    V
    %
    %
    V
    V
    20
    1.0
    0.5
    -0.5
    1.5
    0.3
    100
    A/B/J version
    V
    IN
    =V
    CE
    =2.5V to 1.5V, V
    OUT
    =0V
    V
    IN
    =V
    CE
    =1.5V to 2.5V, V
    OUT
    =0V
    35
    2.0
    1.8
    2.2
    2.3
    V
    UVLO
    1
    +0.1
    10
    T
    start
    Delay Time by Soft-Start function
    V
    IN
    =V
    SET
    +1.5V, I
    OUT
    =-10mA
    V
    CE
    =0V->V
    SET
    +1.5V
    V
    IN
    =V
    CE
    =V
    SET
    +1.5V
    V
    OUT
    =V
    SET
    +1.5V->0V
    5
    20
    ms
    T
    prot
    Delay Time for protection circuit
    10
    20
    35
    ms
    相關(guān)PDF資料
    PDF描述
    R1225N132B-TR SMPS Controller
    R1225N132C-TR SMPS Controller
    R1225N132D-TR SMPS Controller
    R1225N132J-TR SMPS Controller
    R1225N132K-TR SMPS Controller
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