AGQ200B-48S3V3 DC-DC Converter
10/14
ꢀ
InputꢀRippleꢀ&ꢀInrushꢀCurrentꢀAndꢀOutputꢀRippleꢀ&ꢀNoiseꢀTestꢀ
Configurationꢀ
Probe
Currentꢀprobe
L1
50mm
Vin+
Vo+
Vdc
Cin
C1
C2
C3
C4
DC/DC
Load
Vinꢁ
Voꢁ
ꢀ
Figureꢀ15ꢀ ꢀ Inputꢀrippleꢀ&ꢀinrushꢀcurrent,ꢀrippleꢀ&ꢀnoiseꢀtestꢀconfigurationꢀ
Vdc:ꢀDCꢀpowerꢀsupplyꢀ
L1:ꢀ12ꢂHꢀ ꢀ
Cin:ꢀ220ꢂF/100Vꢀtypicalꢀ
C1ꢀ~ꢀC4:ꢀSeeꢀFigureꢀ11
EMCꢀFilterꢀConfigurationꢀ
U1
U2
1320uH
Out+
Outꢁ
In+
Inꢁ
Vin+
Vinꢁ
Vo+
Voꢁ
22nF/1000V
22nF/1000V
C1
C2
C3
C4
1000nF/100V
DC/DC
Resistiveꢀload
PE
EMIꢀFilter
ꢀ
Figureꢀ16ꢀ ꢀ EMCꢀtestꢀconfigurationꢀ
U1:ꢀ5AꢀinputꢀEMCꢀfilterꢀmoduleꢀ ꢀ ꢀ
U2:ꢀModuleꢀtoꢀtest,ꢀAGQ200Bꢁ48S3V3ꢀ ꢀ ꢀ
C1ꢀ~ꢀC4:ꢀSeeꢀFigureꢀ11
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