Table 3. OPERATING CONDITIONS (All values are with respect to VP" />

            
    
    
    參數(shù)資料
    型號: NCP1092DBG
    廠商: ON Semiconductor
    文件頁數(shù): 9/12頁
    文件大?。?/td> 0K
    描述: IC INTERFACE CTLR POE-PD 8-TSSOP
    標準包裝: 98
    系列: HIPO™
    控制器類型: PoE-PD 接口
    接口: IEEE 802.3af
    電流 - 電源: 500mA
    工作溫度: -40°C ~ 85°C
    安裝類型: 表面貼裝
    封裝/外殼: 8-TSSOP(0.173",4.40mm 寬)
    供應商設備封裝: 8-TSSOP
    包裝: 散裝
    其它名稱: NCP1092DBGOS
    NCP1090, NCP1091, NCP1092
    http://onsemi.com
    6
    Table 3. OPERATING CONDITIONS (All values are with respect to VPORTN unless otherwise noted.)
    Symbol
    Conditions
    Units
    Max
    Typ
    Min
    Parameter
    PASSSWITCH AND CURRENT LIMITING
    Ron
    Passswitch Rdson
    0.5
    1
    W
    Measured with I(RTN) =
    200 mA
    I_inrush
    Inrush current with Rinrush = 178 kW
    75
    120
    170
    mA
    Measured at
    RTNVPORTN = 3 V
    I_ilim
    Operating current limit with Rinrush =
    178 kW
    425
    500
    575
    mA
    Current limit threshold
    POWER GOOD INDICATOR
    Vds_pgood_on
    RTNVPORTN threshold voltage
    required for power good status
    0.8
    1
    1.2
    V
    RTNVPORTN falling
    Vds_pgood_off
    RTNVPORTN latchoff threshold
    voltage
    9
    10
    11
    V
    RTNVPORTN rising
    Pgood_filter
    PGOOD filter time
    100
    mS
    Rising and falling /
    for information only
    Ipgood
    I(PGOOD) sinking current
    5
    mA
    Vpgood_low
    PGOOD voltage output low
    0.2
    0.5
    V
    Voltage with respect to RTN
    CURRENT CONSUMPTION
    IvportP
    I(VPORTP) internal current
    consumption
    600
    900
    mA
    VPORTP = 48 V
    THERMAL SHUTDOWN
    TSD
    Thermal shutdown threshold
    150
    °C Tj
    Tj = junction temperature
    Thyst
    Thermal hysteresis
    15
    °C Tj
    Tj = junction temperature
    THERMAL RATINGS
    Ta
    Ambient temperature
    40
    85
    °C
    Tj
    Junction temperature
    125
    °C
    3. A tolerance of 1% on the Rclass resistor is included in the min/max values.
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