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모델: | DW4856 | 인덕턴스 테스트: | 68uH |
---|---|---|---|
직류 저항: | 80mΩ | 인너턴 폐회로 시험: | 1500V 파형에서 어떤 비정상 |
고전압 테스트: | DC 500±10V,1~2Sec | TS 테스트: | 20 (±0.2Ts) |
하이 라이트: | PQ26 관리인과 inductor,68uH 관리인과 인덕터,CE 인덕터와 저항기 |
PQ26 DIP Power Inductor Manufacturer Customized T Choke DW4856
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. Process of Winding
Winding | Margin Barrier | Pin Position | Wire & Description | TS | Method of winding | Groove position | Insulation Tape | Tube | Method of entering axle | Direction of axle | |||||
TOP | PIN top | Start | End | Start | End | Tape type | TS | Start | End | ||||||
*No bobbin, the central column is wrapped in 1TS Nome paper and fixed with 2TS adhesive tape | |||||||||||||||
N1 | (1) | (2) |
2UEW-F,φ0.15mm×20 bars Stranded wire |
20 | Tightly winding 4 layers | / | / | 0.025×4.5mm | 2 | 18L×10mm | 18L×10mm | Pin towards left | Front |
3. Electrical Characteristics
Item |
Test terminal |
Test condition |
Standard requirement |
Equipment |
|||
Semi-finished goods |
Finished goods |
QC exam |
|||||
Inductance test |
1 | 2 |
10KHz,0.3V |
68uH±3% |
68uH±4.5% |
68uH±5% |
TH1062 or equal |
Leakage test |
1 | 2 |
10KHz,0.3V (short circuit to other PIN) |
/ | / | / |
TH1062 or equal |
Direct current resistance |
1 | 2 |
DC 25℃ |
80mΩ max |
80mΩ max |
80mΩ max |
TH2511 or equal |
TS test |
1 | 2 | / |
20 (±0.2Ts) |
20 (±0.2Ts) |
20 (±0.2Ts) |
YG-108 or equal |
Innerturn short circuit test |
1 | 2 |
1500V No abnormality in waveform |
TF-6815 or equal |
|||
High-voltage test |
Pin 1+2 to Core |
DC-50Hz-5mA |
DC 500±10V,1~2Sec |
DC 500±10V,1~2Sec |
DC 500±10V,1~2Sec |
CJ2670 or equal |