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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EF12.6 High-Frequency Transformer Manufacturer Customized
DW3412
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. Schematic Diagram
3. Construction
4. Process of winding
| No. | START | END | WIRE(mm) | TURNS | WINDING |
INSULATION TAPE(mm) | MARGIN TAPE(mm) | TFL TUBE | ||||
| MATERIAL | Thick/Width | Ts | Pin1 | TOP | Ts | |||||||
| N1 | 1 | ROD1 | 2UWE-B, Φ0.20×1P | 28 | Spaced-1 layer | Black tape | 0.05/8.0 | 1 | / | / | / | / |
| N2 | 6 | ROD2 | 2UWE-B, Φ0.20×2P | 13 | Spaced-1 layer | Black tape | 0.05/8.0 | 1 | / | / | / | / |
| N3 | 3 | 4 | 2UWE-B, Φ0.20×1P | 11 | 2wire in hand Spaced-1 layer | Black tape | 0.05/8.0 | 1 | / / | / | / | 30L×18mm |
| N4 | 2 | 3 | 2UWE-B, Φ0.20×1P | 11 | / | / | 30L×18mm | |||||
| N5 | ROD2 | 5 | 2UWE-B, Φ0.20×2P | 13 | Spaced-1 layer | Black tape | 0.05/8.0 | 1 | / | / | / | 23L×18mm |
| N6 | ROD1 | 3 | 2UWE-B, Φ0.20×1P | 28 | Closed | Black tape | 0.05/8.0 | 2 | / | / | / | 26L×18mm |
| ROD1,ROD2线各自绞合焊锡,反折包入线包 | Black tape | 0.05/8.0 | 2 | |||||||||
| *挡墙层数参考,与绕线高度平齐为要(Margin barrier tape layer of the reference, and winding same height as you want) | ||||||||||||
5. Electrical Characteristics
No. | ITEM | TERMINALS | SPECIFICATIONS | TOLERANCE | UNIT | TESTING CONDITION | TESTING |
| 1 | INDUCTANCE | 1~3 | 207 | ±22 | uH | 1KHz/0.25V | CH3252 |
| 2 | LEAKAGE IND | 1~3 | 3.1 | MAX | uH | 100KHz/1V Shorted Pin2,4,5,6 | CH3252 |
| 3 | RESISTANCE | 1~3 | 0.9 | MAX | Ω | AT 25℃ | CH2512 |
| 3~4 | 195 | MAX | mΩ | ||||
| 2~3 | 190 | MAX | mΩ | ||||
| 5~6 | 220 | MAX | mΩ | ||||
| 4 | HI-POT | PRI VS SEC | AC,500 | / | V | 50Hz/5mA/1Sec | CJ2670 |
| ALL Pin VS Core | AC,500 | / | V | 50Hz/5mA/1Sec | |||
| 5 | TURNS RATIO | ALL winding | 56:22:26 | ±0.2 | Ts | 20KHz/5V | CH3252 |
