Active Member
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[China]
Address: B Blding,Huangpu Runhe Industrial Park, Zhentou Road,Huangpu Community, Shajing street, Bao'An District Shenzhen P.R.C
Contact name:Lau
Shenzhen Dowis Electronics Co.,Ltd |
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EE4220 High-Frequency Transformer Manufacturer Customized DW5093
Features:
Ignition coils for gas and oil burners
Customized transformers for number of applications
High-voltage power and pulsed transformers
Customized specifications are accepted
Application:
High-voltage Custom-made Ignition Transformer
Ignition coils for gas and oil burners
High-voltage transformer for ozone generator
High voltage ignition transformer inductor, designed for small engine trigger, with RoHS mark
1. Drawing (Unit: mm)
2. Environmental Conditions
3. Electrical Specification
| Item | Unit | Test Lead | Test Condition | MIN | NOR | MAX |
| Inductance Value | uH | 1,2,3,4-6,7,8,9 | 1KHz,0.3V, Ser | 30 | 35 | 40 |
| Leakage Inductance | uH | 1,2,3,4-6,7,8,9 | 100KHz,0.3V,Ser(other winding short circus) | / | / | 0.6 |
| Q Value | / | 1,2,3,4-6,7,8,9 | 100KHz,0.3V, Ser | 140 | / | / |
| Dielectric Strength | mA | N1——N2,N3 | 2000Vac,60s | / | / | 1 |
| mA | N1——Core | 2000Vac,60s | / | / | 1 | |
| mA | N2——Core | 2000Vac,60s | / | / | 1 | |
| Direct Current Resistance | mΩ | 1,2,3,4-6,7,8,9 | 25℃ | / | / | 3 |
| mΩ | 10,11,12,13-15,16,17,18 | 25℃ | / | / | 8 | |
| Insulation Resistance | MΩ | Np-Ns | 500Vdc | 100 | / | / |
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.
