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:
L1
325μH
4.7μF/50V
1000pF/2KV 1000pF/2KV Common
N/A
1812 MLCC
MLCC
MLCC
Choke
PMT-050
325μH
6.8μF/50V
1000pF/2KV 1000pF/2KV Common
N/A
1812 MLCC
MLCC
MLCC
Choke
PMT-050
325μH
2.2μF/100V 2.2μF/100V 1000pF/2KV 1000pF/2KV Common
1812 MLCC 1812 MLCC
MLCC
MLCC
Choke
PMT-050
C1
C2
C3
C4
FKC08-
12xxx
FKC08-
24xxx
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)
FKC08-
48xxx
DIP PIN CONNECTION
PIN
1
2
3
9
11
SINGLE
CTRL
- INPUT
- INPUT
NC
NC
DUAL
CTRL
- INPUT
- INPUT
COMMON
- OUTPUT
PIN
23
22
16
14
SINGLE
+ INPUT
+ INPUT
DUAL
+ INPUT
+ INPUT
- OUTPUT COMMON
+ OUTPUT + OUTPUT
SMD PIN CONNECTION
PIN
1
2
3
9
11
Others
SINGLE
CTRL
- INPUT
- INPUT
NC
NC
NC
DUAL
CTRL
- INPUT
- INPUT
PIN
23
22
SINGLE
+ INPUT
+ INPUT
DUAL
+ INPUT
+ INPUT
Recommended EN55022 Class B Filter Circuit Layout
COMMON
16
- OUTPUT COMMON
- OUTPUT
14
+ OUTPUT + OUTPUT
NC
Others
NC
NC
Page 3 of 3 Issued Date：2008/05/21
P-DUKE [ POWER MATE TECHNOLOGY CO., LTD ]
