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Planar Power EFD20 Transformer 45kHz To 400KHz 60W

Shenzhen Dowis Electronics Co.,Ltd
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Address: B Blding,Huangpu Runhe Industrial Park, Zhentou Road,Huangpu Community, Shajing street, Bao'An District Shenzhen P.R.C

Contact name:Lau

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Shenzhen Dowis Electronics Co.,Ltd

Planar Power EFD20 Transformer 45kHz To 400KHz 60W

Country/Region china
City & Province shenzhen
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Product Details

EFD20 Planar Power Transformer Manufacturer Customized DW6990

 

EFD20 transformer

High efficiency, high quality materials.

Low working temperature and long service life.

Good insulation and high resistance to electric power.

Good anti-interference performance and high reliability.

Low energy consumption and high dc superposition.

 

1. Drawing (Unit: mm)



2. Schematic Diagram


3. Process of Winding
 

No.WindingTerminalsWireRemarks

Number

of turns

Insulation

turns

StartEnd
1Primary121UEWF ∮0.40mm*1Tightly wind a layer302
2Second6,79,101UEWF ∮0.45mm*4Tightly wind a layer52
3Bias451UEWF ∮0.40mm*1Tightly wind a layer173



4. Electrical Characteristics

ITEMSTERMINALSSPECIFICATIONSCONDITIONSAPPARATUS
Inductance1-2120uH±10%100KHz,0.1VrmsHP-4284A
Leakage Inductance1-2

3.0uH MAX

(Shorted 4+5+6+7+9+10)

100KHz,0.1VrmsHP-4284A
Resistance1-2150mΩ MAXDC-25℃TH-2512
4-5110mΩ MAX
6,7-9,107.5mΩ MAX
Turns ratioPri:Sec1:0.16720KHz,1Vrms
Pri:Bias1:0.57
Hi-PotPri&bias to secAC 1500Vrms5mA,1minute 
 

Shenzhen Dowis Electronics Co., Ltd. is a professional manufacturer of electronic transformers, inductors, and filters integrating R&D, production, and sales. It is a national high-tech enterprise and has passed the IATF16949:2016 automotive industry quality management system certification, the product has passed the "UL""CQC" and other safety certifications. The products are widely used in communication equipment, new energy vehicles, industrial control equipment, high-power LED drives and other market areas. The industry has high visibility. In addition to the domestic market, but also exported to many countries in Europe and the United States.

 

In order to further expand production capacity, it has set up a special test area construction area in zhaoqing YueGui cooperation in 2018 of 14000 square meters of manufacturing center named ZhaoQing Sheng Xiang electronic technology co., Ltd. Its management technical team has rich experience in cooperating with customers from well-known domestic enterprises and overseas. The design of products can fully follow customer’s needs and services with a good quality control system, and it has been recognized by many famous enterprises as the core suppliers. We look forward to cooperating with you.

 

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