SMT POWER TRANSFORMERS
EFD Series without Cover
Features
High power density and high efficiency
Multiple-output is available
Operating frequency up to 500kHz
Custom designs available
Application
Network, POE, Router
Solar inverter, Server, Amplifier
Medical instrument power supply
Variable-frequency drive
Industrial power supply
Smart home electronics
Electrical power equipment
Test instrument
Specifications
Size
|
Fig
.
|
A
(Max.)
|
B
(Max.)
|
C
(Max.)
|
D
(Nom.)
|
E
(Nom.)
|
F
(Nom.)
|
Pins
(Optional)
|
fsw
(kHz)
|
Power
(W)2
|
SEFD15
|
1
|
23.0
|
16.0
|
9.0
|
2.5
|
18.2
|
0.7x0.4
|
5+5
|
100
|
10-15
|
2
|
23.0
|
18.0
|
9.0
|
2.5
|
18.1
|
0.7x0.35
|
6+6
|
100
|
SEFD15
|
3
|
26.0
|
22.5
|
11.0
|
3.75
|
23.1
|
1.0x0.4
|
5+5
|
100
|
20-40
|
4
|
30.0
|
21.5
|
11.0
|
3.0
|
24.6
|
0.7x0.4
|
6+6
|
100
|
SEFD25
|
5
|
33.0
|
26.5
|
14.2
|
5.0
|
29.7
|
1.0x0.4
|
5+5
|
100
|
30-60
|
6
|
33.0
|
26.5
|
14.5
|
4.0
|
29.7
|
1.0x0.4
|
6+6
|
100
|
1. Operating Temperature: -40℃~+125℃ (Includes temperature when the coil is heated).
2. Ouput power is only for reference at switching frequency 100kHz.