
ECM SM E-Planar Transfomers
ECM Electronics Limited, Penmaen House, Ashington, West Sussex, RH20 3JR, UK
Tel: +44(0)1903 892810: Fax: +44(0)1903 892738. Email: sales@ecmelectronics.co.uk
Although we have attempted to accurately reflect the products we market. ECM reserve the right without prior notice to
discontinue any product or make design changes we believe necessary.
Issue 1
ECM UCR Series
SMPE Series
Low Profile
20W - 2.5kW
High Efficiency
Low Losses
Reduced Noise
COMPONENT OUTLINE
WINDING OPTIONS
DIMENSIONS
ECM Type
Power
Topology Code
A
(mm)
20.0
28.0
30.0
35.0
34.0
43.0
42.0
62.0
50.0
75.5
60.0
85.6
80.0
116.0
100.0
128.4
B
C
D
E
F
G
Pads
SMPE14D
SMPE14A
SMPE18D
SMPE18A
SMPE22D
SMPE22A
SMPE32D
SMPE32A
SMPE38D
SMPE38A
SMPE43D
SMPE43A
SMPE58D
SMPE58A
SMPE64D
SMPE64A
5W ~ 20W
5W ~ 20W
20W ~ 40W
20W ~ 40W
40W~120W
40W~120W
120W ~ 280W
120W ~ 280W
280W ~ 640W
280W ~ 640W
640W ~ 900W
640W ~ 900W
900W ~ 1300W
900W ~ 1300W
1300W ~ 2500W
1300W ~ 2500W
FWC, FBK
FWC, FBK
FWC, FBK
FWC
FWC
FWC
FWC
FWC, HBR
PPL
FBR, HBR, PPL
FWC, FBR, HBR
HBR, FWC
FBR, PPL
FBR, HBR, PPL
PPL
FBR
DC-DC
DC-AC
DC-DC
DC-AC
DC-DC
DC-AC
DC-DC
DC-AC
DC-DC
DC-AC
DC-DC
DC-AC
DC-DC
DC-AC
DC-DC
DC-AC
14.3
14.0
18.4
18.0
22.2
22.0
32.4
32.0
38.9
38.0
44.1
43.0
59.6
58.0
65.1
64.0
7.2
8.0
8.2
8.0
11.6
12.4
13.0
13.7
16.8
17.5
19.3
20.0
21.6
22.0
20.7
21.4
2.0
2.0
2.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
2.0
3.0
5.0
5.0
5.0
5.0
2.54
2.54
2.54
2.54
2.54
2.54
5.08
5.08
5.08
5.08
5.08
5.08
5.08
5.08
5.08
5.08
1.54
1.54
1.54
1.54
1.54
1.54
4.08
4.08
4.08
4.08
4.08
4.08
4.08
4.08
4.08
4.08
18.0
26.0
27.0
32.0
31.0
40.0
39.0
59.0
49.0
72.5
57.0
82.6
75.0
111.0
95.0
123.4
2 x 5
2 x 5
2 x 7
2 x 7
2 x 7
2 x 7
2 x 7
2 x 7
2 x 7
2 x 7
2 x 9
2 x 9
2 x 9
2 x 9
2 x 9
2 x 9
Custom specifications furnished upon request.
Forward Converter - FWC
Flyback Converter - FBK
Pushpull Converter - PPL
Full/Half Bridge –FBR/HBR