Datasheet

Application Note
Created by Traco Electronic AG Arp. www.tracopower.com Date: January 4
th
, 2011 / Rev.: 1.4 / Page 35 / 44
20W, Single and Dual Output
EMC considerations Dual Output
Suggested schematic for EN55022 conducted emission Class A
Recommended layout with input filter
To comply with conducted emissions noise EN55022 CLASS A following components are needed:
TEN 20-242x WIN
Component Value Voltage Reference
C1 ---- ---- ----
C2, C3 1000pF 2KV 1808 MLCC
TEN 20-482x WIN
Component Value Voltage Reference
C1 1μF 100V 1812 MLCC
C2, C3 1000pF 2KV 1808 MLCC