EFD20 50W 60W Planar Power Transformer 100KHz 220v To 110v Transformer

Brand Name:Dowis
Certification:CE, UL, RoHs, ISO9001, 16949
Model Number:EFD20, EFD Series
Minimum Order Quantity:1000pcs
Delivery Time:3-4Weeks
Payment Terms:T/T, L/C
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Location: Shenzhen China
Address: B Blding,Huangpu Runhe Industrial Park, Zhentou Road,Huangpu Community, Shajing street, Bao'An District Shenzhen P.R.C
Supplier`s last login times: within 35 hours
Product Details Company Profile
Product Details

EFD20 Planar Power Transformer Manufacturer Customized DW6192


Product name: High Voltage Transformer
Model No:EE/ER/EFD/EQ/PQ/POT/RM10,EPC17,EEL19,EOD21,ED22,EPC25,ED29,etc
Application:LED/PCB/Audio
Certification:UL/ISO9001/ISO14001/RoHS/Reach
Components:Ferrite core, wire,Bobbin,Insulations etc
Core:MnZn power ferrite core
Wire:Enameled copper wire,Triple insulated wire etc
Shape Types:Vertical,Horizontal,with/without base,Smd etc
Working Frequency:1KHz-100MHz
Inductance Range:Unlimited
DCR Range:Depend on customers' request
Storage Temperature:-40℃ to +85℃
Working Temperature:-40℃ to +105℃
Storage Humidity:30% to 95%


1. Drawing (Unit: mm)



2. Environmental conditions

  • Storage temperature: -40--85℃
  • Ambient temperature: -40 -- 85℃
  • Operating temperature: 110℃MAX
  • Relative humidity: 5%-95%
  • Long-term durability experiment.


3. Electrical Characteristics

ItemUnitTest TerminalTest ConditionMINNORMAX
Inductance TestµH4-2100KHz,0.3V, Ser760800840
Leakage TestµH4-2

100KHz,0.3V, Ser

(other winding short circus)

//2
Q Value/4-2100KHz,0.3V, Ser140//
Resistance StrengthmAN1,N2—N3,N4,N53750Vac,60s//1
mAN1,N2—Core2500Vac,60s//1
mAN3,N4,N5—Core2500Vac,60s//1
Direct Current ResistanceΩ4-225℃//2.0
7-625℃//140
9-1025℃//310
15-1625℃//210
13-1425℃//100
Insulation ResistanceNp-Ns500Vdc100//

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.


China EFD20 50W 60W Planar Power Transformer 100KHz 220v To 110v Transformer supplier

EFD20 50W 60W Planar Power Transformer 100KHz 220v To 110v Transformer

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