Shenzhen Dowis Electronics Co.,Ltd
| Place of Origin: | CN |
|---|---|
| Brand Name: | Dowis |
| Certification: | CE, UL, RoHs, ISO9001, 16949 |
| Model Number: | T Choke Series |
| Minimum Order Quantity: | 1000pcs |
| Packaging Details: | Carton Box |
| Delivery Time: | 3-4Weeks |
| Payment Terms: | T/T, L/C |
| Model: | DW7029A | Size: | 25*26*12.5mm |
|---|---|---|---|
| Product Name: | Common Mode Current Choke | Storage Temperature: | -10 -- 40℃ |
| Inductance Value: | 1.85-3.2uH | Resistance Strength: | 1mA |
| High Light: | Common Mode Electronic Choke Coil,DW7029A Electronic Choke Coil,25*26*12.5mm common mode current choke |
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T-DW7029A Common Mode Chokes Manufacture Customized
A choke is an inductor used to block higher-frequency while passing direct current (DC) and lower-frequencies of alternating current (AC) in an electrical circuit. A choke usually consists of a coil of insulated wire often wound on a magnetic core,
Toroidal Inductor coils Feautures:
(1) Vertical structure,small,lightweight design.
(2) Inductive interference rare.
(3) small size high power inductors.
(4) excellent Q frequency characteristice and small distributed capacity contributes to high self-resonant frequency.
(5) High dielectric strength and insulation resistance
Applications:
(1) Video cameras.
(2) Portable VCRs.
(3) Audio equipments.
(4) TV tunners.
(5) Switching power supplies.
(6) Other circuits of consideration aganist radiation..
1. Drawing (Unit: mm)
2. Environmental conditions
3. Electrical Characteristics
| Parameter | Unit | Test Terminal | Test Condition | MIN | NOR | MAX |
| Inductance Value | mH | N1=N2 | 10KHz,0.3V,Ser | 1.85 | 2.46 | 3.2 |
| mH | N1=N2 | 100KHz,0.3V,Ser | 0.45 | 0.60 | 0.81 | |
| Direct Current Resistance | mΩ | 1,2-8,7 | 25℃ | / | / | 5.5 |
| mΩ | 3,4-6,5 | 25℃ | / | / | 5.5 | |
| Resistance Strength | mA | N1－N2 | 1500Vac,60s | / | / | 1 |
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.
