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Type : power transformer
Material : Copper
Frequency : 1KHz-500KHz
Shape : Rectangle
Toplogy : Flyback, FORWARD, BUCK, Boost
Winding Material : Copper
Place of Origin : Guangdong, China
Brand Name : CHIPSEN
Model Number : EFD25
application : High Frequency
Phase : Single Phase
Coil Structure : TOROIDAL
Coil Number : AUTOTRANSFORMER
Input Voltage : 100V, 110V, 115V, 120V, 180V, 220V, 230V, 240V
Output Voltage : 5V, 9V, 12V , 24V, 36V, 48V, 110V, 220V, 127V, 200V, 208V
Product name : High Frequency Power Transformer EFD25
Certification : UL/ISO9001/ISO14001/RoHS/Reach
Application : LED lightening and switching power supplies
MOQ : 1000 PCS
Warranty : 5 Years
Supplier Type : Factory Manufacturer
Standard : IEC60076
Efficiency : 98%
Samples : Free Samples Available
R&D Support : Available
MOQ : 1000 pieces
Price : CN¥5.02/pieces 1000-2999 pieces



![]() | Model No. | High Frequency Transformer EFD25 |
| Working Frequency Range | 1K0Hz-500KHz | |
| Output Power | 1W-3000W | |
| Output Voltage | 5V-220V | |
| Output Current | 0.01A-100A | |
| Storage Temperature | +5℃ to +95℃ | |
| Working Temperature | -40℃ to +125℃ | |
| Storage Humidity | 30% to 70% | |
| Certifications | ISO9001:2015, ISO14001:2015, IATF16949, UL/cUL, ROHS, REACH, CQC | |
| Designing Information | operating frequency | |
| circuit topology | ||
| input voltage range | ||
| output power (V/A) | ||
| mounting dimensions | ||
| safety requirements | ||
| product application |







How to get samples?
Chipsen Sample Policy
How long the sample can be ready?
Shipping for samples Customer afford freignt cost, we can help customer to use the cheapest way.

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High Frequency TOROIDAL Coil Structure Step Down Electrical Transformers for Power Conversion from 220v to 24v 12v SMPS Images |