參數資料
型號: PKJ4810EPI
廠商: ERICSSON POWER MODULES AB
元件分類: 電源模塊
英文描述: 1-OUTPUT 100 W DC-DC REG PWR SUPPLY MODULE
封裝: ROHS COMPLIANT PACKAGE-9
文件頁數: 30/30頁
文件大?。?/td> 1870K
代理商: PKJ4810EPI
9
PKJ4000EPIEN/LZT146025R8AEricssonPowerModules,June2007
PKJ 618GE PI Typical Characteristics
Output Ripple
Transient
Outputvoltageripple(100mV/div.)atTPcb=+25°C,Vin=53V,
Io=36AresistiveloadwithC=10Ftantalumand0.1F
ceramiccapacitors.Bandwidth=20MHz.Timescale:2s/div.
Outputvoltageresponsetoloadcurrentstep-change
(9-27-9A)atTPcb=+25°C,Vin=53V.Toptrace:output
voltage(200mV/div.).Bottomtrace:
loadcurrent(10A/div.)Timescale:0.1ms/div.
Output Voltage Adjust
Outputvoltageadjustresistorvaluevs.
percentagechangeinoutputvoltage.
Decrease
Increase
[
kOhm ]
[
% ]
Output Voltage Adjust
Theresistorvalueforanadjustedoutputvoltageis
calculatedbyusingthefollowingequations:
OutputVoltageAdjustUpwards,Increase:
Radj=[1.8(100+Δ%)/1.225Δ%-(100+2Δ%)/Δ%]kOhm
OutputVoltageAdjustDownwards,Decrease:
Radj=[(100/Δ%-2)]kOhm
EgIncrease4%=>Vout=1.87Vdc
1.8(100+4)/1.225x4-100+2x4/4=11.2kOhm
EgDecrease2%=>Vout=1.76Vdc
100/2-2=48.0kOhm
Start-Up
Start-upatIo=36AresistiveloadatTPcb=+25°C,
Vin=53V.StartenabledbyconnectingVin.Toptrace:
inputvoltage(10V/div.).Bottomtrace:outputvoltage
(0.50V/div.).Timescale:10ms/div.
Turn-Off
Turn-offatIo=10AresistiveloadatTPcb=+25°C,
Vin=53V.Turn-offenabledbydisconnectingVin.
Outputvoltage(0.50V/div.).Timescale:50
ms/div.
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