Recommended Filter for EN55022 Class B Compliance
The components used in the above figure, together with the
manufacturers’ part numbers for these components, are as
follows:
C1
C2
C3
C4
L1
325μH
FDC10-
12xxx
3.3μF/50V
1812 MLCC
1000P/2KV 1000P/2KV Common
N/A
MLCC
MLCC
Choke
PMT-050
325μH
FDC10-
24xxx
2.2μF/50V
1812 MLCC
1000P/2KV 1000P/2KV Common
N/A
MLCC
MLCC
Choke
PMT-050
325μH
1. All dimensions in Inches (mm)
Tolerance: X.XX±0.02 (X.X±0.5)
X.XXX±0.01 (X.XX±0.25)
2. Pin pitch tolerance ±0.01(0.25)
3. Pin dimension tolerance ±0.004 (0.1)
FDC10-
48xxx
2.2μF/100V 2.2μF/100V 1000P/2KV 1000P/2KV Common
1812 MLCC 1812 MLCC
MLCC
MLCC
Choke
PMT-050
PIN CONNECTION
PIN
SINGLE
DUAL
1
2
3
4
5
6
+ INPUT
- INPUT
+ OUTPUT
NO PIN
- OUTPUT
CTRL (Option) CTRL (Option)
+ INPUT
- INPUT
+ OUTPUT
COMMON
- OUTPUT
Recommended EN55022 Class B Filter Circuit Layout
Page 3 of 3 Issued Date：2008/05/21
P-DUKE [ POWER MATE TECHNOLOGY CO., LTD ]
