参数资料
型号: PMB4218GWPP/B
厂商: ERICSSON POWER MODULES AB
元件分类: 电源模块
英文描述: 1-OUTPUT 28.8 W DC-DC REG PWR SUPPLY MODULE
封装: ROHS COMPLIANT, PACKAGE-10
文件页数: 17/29页
文件大小: 1528K
代理商: PMB4218GWPP/B
EN/LZT146049R4A EricssonPowerModules,March2007
PMB4518TWPDatasheet
RC
Regulator
condition
min
typ
max
Unit
Highlevel
referencedtoGND
OFF
1.7
5.5
V
Open
ON
EMC Specification
Layout Recommendation
TheradiatedEMIperformanceoftheDC/DCregulatorwillbe
optimisedbyincludingagroundplaneinthePCBareaunder
theDC/DCregulator.Thisapproachwillreturnswitching
noisetogroundasdirectlyaspossible,withimprovements
tobothemissionandsusceptibility.
Operating Information
Remote Control (RC)
TheRCpinmaybeusedtoturnonorturnofftheregulator
usingasuitableopencollectorfunction.
TurnoffisachievedbyconnectingtheRCpintotheinput
voltage.
TheregulatorwillruninnormaloperationwhentheRCpinis
leftopen.
AllPMB4000SeriesDC/DCregulatorshaveapositivere-
motesensepinthatcanbeusedtocompensateformoder-
ateamountsofresistanceinthedistributionsystemandal-
lowforvoltageregulationattheloadorotherselectedpoint.
Theremotesenselinewillcarryverylittlecurrentanddoes
notneedalargecrosssectionalarea.However,thesense
lineonthePCBshouldbelocatedclosetoagroundtraceor
groundplane.Theremotesensecircuitrywillcompensatefor
upto10%voltagedropbetweenthesensevoltageandthe
voltageattheoutputpinsfromVOnom.Iftheremotesenseis
notneededthesensepinshouldbeleftopen.
Remote Sense
RC
Vi
Module
Vi
GND
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