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EF25 High-Frequency Transformer Manufacturer Customized DW3510

Shenzhen Dowis Electronics Co.,Ltd
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    Buy cheap EF25 High-Frequency Transformer Manufacturer Customized DW3510 from wholesalers
     
    Buy cheap EF25 High-Frequency Transformer Manufacturer Customized DW3510 from wholesalers
    • Buy cheap EF25 High-Frequency Transformer Manufacturer Customized DW3510 from wholesalers

    EF25 High-Frequency Transformer Manufacturer Customized DW3510

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    Brand Name : Dowis
    Model Number : EF25, EF Series
    Certification : CE, UL, RoHs, ISO9001, 16949
    Payment Terms : T/T, L/C
    Delivery Time : 3-4Weeks
    • Product Details
    • Company Profile

    EF25 High-Frequency Transformer Manufacturer Customized DW3510


    EF25 High-Frequency Transformer Manufacturer Customized DW3510

    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.

    1. Drawing (Unit: mm)




    2. Construction





    3. Schematic Diagram




    4. Process of winding

    WindingPin positionTS
    Method of windingGroove position Insulation tape Tube
    StartEndWire & descriptionStartEndTape typeTSStartEnd

    Method of entering axle

    Direction of axle

    N14(ROD)2UEW-B,φ0.25mm×2bars25Tightly wind a layer (The end wire is reserved for the length of N6 line and then cut off.)Between Pin4,5Top16.0mm2.1/24L×15mm

    Pin towards left

    Front
    N21NC2UEW-B,φ0.25mm×2bars20Sparsely wind a layerBetween Pin1,2hang16.0mm2.1//

    Pin towards right

    N3(8)(7)TIW-B, φ0.70mm×1bars8Double wound Tightly wound a layerBetween Pin7,8Between Pin6,716.0mm3.118L×10mm18L×10mm

    Pin towards left

    N4(10)(9)TIW-B, φ0.70mm×1bars8Between Pin9,10Between Pin8,918L×10mm18L×10mm
    N51NC2UEW-B,φ0.25mm×2bars20Sparsely wind a layerBetween Pin1,2hang16.0mm2.1//

    Pin towards right

    N6(ROD)32UEW-B,φ0.25mm×2bars25Tightly wind a layerTop skipBetween Pin3,416.0mm2.1//

    Pin towards left

    N7122UEW-B,φ0.25mm×1bars7Sparsely wind a layerBetween Pin1,2Between Pin2,316.0mm3.1//
    N8(6)(8)TIW-B, φ0.25mm×1bars3Sparsely wind a layerBetween Pin6,7Between Pin7,816.0mm3.126L×13mm26L×13mm





    5. Electrical Characteristics

    ItemTest terminalTest conditionStandard requirement

    Equipment

    Semi-finished goodsFinished goodsQC Exam
    Inductance Test431KHz,1.0V1.1mH±17%1.1mH±19%1.1mH±20%

    TH1062 or equal

    Leakage Test43

    1KHz,1.0V

    (short circuit to Pin6,7,8,9,10)

    70 uH max70 uH max70 uH max

    TH1062 or equal

    Direct Current Resistance43DC 25℃488mΩ max488mΩ max488mΩ max

    TH2511 or equal

    8722mΩ max22mΩ max22mΩ max
    10922mΩ max22mΩ max22mΩ max
    12179mΩ max179mΩ max179mΩ max
    6889mΩ max89mΩ max89mΩ max
    Turn testAll windings20KHz,1V50:8:8:7:3(±0.2Ts)50:8:8:7:3(±0.2Ts)50:8:8:7:3(±0.2Ts)

    CH3250 or equal

    High-Voltage TestPrimary to secondaryAC-50Hz-1mA3000±10V,1~2sec3100±10V,1~2sec3000V,2sec

    CH3250 or equal

    Pin1+2 to Pin3+4AC-50Hz-1mA500±10V,1~2sec600±10V,1~2sec500V, 2sec
    Pin6+7 to Pin9+10AC-50Hz-1mA500±10V,1~2sec600±10V,1~2sec500V, 2sec
    All Pins to coreAC-50Hz-1mA1500±10V,1~2sec1600±10V,1~2sec1500V,2sec
    Quality EF25 High-Frequency Transformer Manufacturer Customized DW3510 for sale
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