商品介紹
EFD Transformer
電洽
High Frequency Transformers in Power Supply Application
Application: VCR, Duplicator, Audio Device, Electronic Toy, TV, Micro-computer, Communication Control Device, Printer, Lighting Electrical Applicance, Terminal Equipment, etc.
Transformer EL Feature:- Operating Temperature Range: -10℃ ~ +95℃
- Storage Temperature: -15℃ ~ 38℃
- Switching Frequency: 15KHz ~ 300KHz
- Withstand Voltage:
Between Primary and Secondary 3500VAC one minute 3500VAC 1min.
Between Primary and Megnetic Core 2500VAC one minute 2500VAC 1min.
Secondary and Magnetic Core 1500VAC 1min.
- Insulation Resistance: Between Primary and Secondary 500VDC 100MΩ min.
- Temperature Resistance Grade E (120℃)、B (130℃).
- RoHS/UL recognized components.
- Available in custom-mode models and specification.
Type |
L |
H |
W |
A |
B |
Pin1 |
Pin2 |
Fig. |
EFD-15 |
17.0 |
9.5 |
18.0 |
13.7 |
3.7 |
4 |
4 |
1 |
EFD-20 |
22.0 |
11.5 |
11.0 |
17.5 |
5.0 |
4 |
4 |
1 |
EFD-20-1 |
22.0 |
15 |
15.0 |
23.8 |
3.7 |
5 |
5 |
1 |
EFD-25 |
27.0 |
13 |
28.0 |
22.5 |
5.0 |
5 |
5 |
1 |
EFD-25-1 |
27.0 |
15 |
28.0 |
22.5 |
5.0 |
5 |
5 |
1 |
EFD-30 |
32.0 |
14 |
33.0 |
27.4 |
5.0 |
6 |
6 |
1 |
EFD-30-1 |
32.0 |
18 |
36.0 |
27.5 |
5.0 |
6 |
6 |
1 |
EFD-15SMD |
16.5 |
8 |
22.0 |
15 |
2.5 |
5 |
5 |
2 |
EFD-20SMD |
22.0 |
11 |
29.5 |
20.5 |
5.0 |
4 |
4 |
2 |