EFFICIENCY (%)
FEC15-48S05
Efficiency VS Output load
83
82
81
80
79
78
77
76
70
65
50
0.5
1
1.5
2
2.5
3
OUTPUT LOAD (A)
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
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)
FEC15-12xxx
4.7μF /50V
1812 MLCC
3.3μF /50V
1812 MLCC
2.2μF /100V
1812 MLCC
FEC15-24xxx
PIN CONNECTION
PIN
1
2
3
4
5
6
SINGLE
+ INPUT
- INPUT
+ OUTPUT
NO PIN
- OUTPUT
CTRL (Option)
DUAL
+ INPUT
- INPUT
+ OUTPUT
COMMON
- OUTPUT
CTRL (Option)
FEC15-48xxx
L1
325μH
1000pF/2KV 1000pF/2KV Common
N/A
MLCC
MLCC
Choke
PMT-050
325μH
1000pF/2KV 1000pF/2KV Common
N/A
MLCC
MLCC
Choke
PMT-050
325μH
2.2μF /100V 1000pF/2KV 1000pF/2KV Common
1812 MLCC
MLCC
MLCC
Choke
PMT-050
C2
C3
C4
Recommended EN55022 Class B Filter Circuit Layout
Page 3 of 3 Issued Date：2008/05/21
P-DUKE [ POWER MATE TECHNOLOGY CO., LTD ]
