Datasheet

DataSheet
30W, Single Output
VER:00 Page 35 of 46 Issued Date：2009/03/02
EMC Considerations (Continued)
Suggested Schematic for EN55022 Conducted Emission Class B Limits
Recommended Layout with Input Filter
To meet conducted emissions EN55022 CLASS B needed the following components:
PXE30-24WSxx
Component Value Voltage Reference
C1,C3 6.8uF 50V 1812 MLCC
C5,C6 1000pF 2KV 1808 MLCC
L1 450uH ---- Common Choke
PXE30-48WSxx
Component Value Voltage Reference
C1,C2 2.2uF 100V 1812 MLCC
C3,C4 2.2uF 100V 1812 MLCC
C5,C6 1000pF 2KV 1808 MLCC
L1 450uH ---- Common Choke