Factory Direct SMD High Frequency Transformer
Model Number | EFD Type transformers SMD |
Usage | High Frequency |
Certification | RoHS Compliant |
transformer | EFD / EFD20 EFD15 EFD25 SMD transformer |
Bobbin | EFD series |
Operating temperature | -40°C to +85°C |
Leakage Indutance | PIN 3,4-1,2 = 400.0nH Max. @ 100KHz/0.1V (PIN 3-4,1-2,12-11-8-7 Short) |
D.C.R | PIN 3,4-1,2 = 40 mohm Max. (PIN3-4,1-2 Short) |
| PIN 5-6 = 220 mohm Max. | |
| PIN 7,8-11,12 = 120 mohm Max.(PIN7-8,11-12 Short) | |
| Turn Ratio: | PIN 7,8-11,12 : PIN 3,4-1,2 = 2.3±3%:1(PIN1-2,3-4,7-8,11-12 Short) |
| PIN 7,8-11,12 : PIN 5-6 = 3.83±3%:1(PIN1-2,3-4,7-8,11-12 Short) | |
| Hi-POT : | PRI. - SEC. = 1500VAC/2Sec/1mA |
Characteristic:
1. Supply high voltage and withstand voltage;
2. Operation frequency range from 40 to 80 KHz;
3. Deliver Output Power from 1.5 to 25 watts;
4. Slim or low profile Type easily built in your design;
5. Available in through-hole and SMT recess or gull wing type;
6. Operate in Royer , direct IC drive and other topologies.
Application:
1. Multi-output DC-DC converter transformer.
2. Camcordey.
3. LCD television set.
4. Small size communicating equipment.
5. Portable telephone.
6. Personal Digital Assistants.
7. Applicable to light up cold cathodes fluorescent lamp of display.
8. DSC, PDA, Scanner, Car Navigation, Notebook PC, LCD monitor and LCD TV, etc
Packaging & Shipping
1. Sample order is welcome.
2 . Fasted delivery to meet customers' need.
3. Customized packing and customer's LOGO (OEM service) are accepted
4. Various transport ways : by sea, by air & freight company(DHL,FEDEX,UPS,TNT,EMS...)
5. Your inquiry will be replied within 24 hours.
6..Our products will be 100% test before shipping by our workers and QC
7. Good after-sale service offered, please send us feedbacks if you have any question.
8.We provide one-stop service.
Other products
FAQ
1. Question: Lead time for samples?
Reply: 3-5 working days.
2. Question: Lead time for mass production?
Reply: 7 to 15 working days or depending on order quantity.
3. Question: What should provide to make custom transformer ?
Reply: Supply drawing is best, or tells us the size, inductance, resistance and etc.
4 . Question : What is payment term ?
Reply : T/T , Western Union , PayPal or negotiation.