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Shenzhen Dowis Electronics Co.,Ltd
5 Years
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| Brand Name : | Dowis |
| Model Number : | PQ2625, PQ series |
| Certification : | CE, UL, RoHs, ISO9001, 16949 |
| Payment Terms : | T/T, L/C |
| Delivery Time : | 3-4Weeks |
PQ2625 High-Frequency Transformer Manufacturer Customized DW6069
supply transformer
1. Application:
The single-phase transformer Power transformer nano transformer is widely applied to the voltage regulator, voltage stabilizer, uninterruptible power system, DVD, HI-FI stereo, TV, small adaptor, beauty equipment, instruments and apparatuses equipment, stage light, lighting control circuit, air-conditioning equipment control circuit, medical equipment, monitoring equipment, automation equipment control circuit, machinery and equipment, energy-efficient equipment etc.
2. Features:
A. High efficiency, strong load capacity. We use the good quality silicon sheet and copper enamelled wire.
B. Small idle current, so low heat generated.
C. Multiple output windings.
D. The cores are lapped by silicon steel sheet of high quality and have been treated by insulation.
E. Clean appearance and convenient installation.
F. Price is competitive.
1. DRAWING (UNIT: MM)
2. PROCESS OF WINDING
| winding | Barrier Tape | PIN Position | Wire & Description | TS | Winding Method | Wire Enter Groove | Insulation Tape | Tube | Entering method of axle | Direction of axle | |||||
| PIN | TOP | Start | End | Start | End | Tape type (High-temperature dark brown) | TS | Start | End | ||||||
| N1 | / | / | (5) | (3) | 2UEW-F, USTC(Ø0.10mm*40P) 1 strand silk-covered wire | 54 | Tightly wind 4 layers (1TS inter-layer insulating tape is added between layers) | Pin 5 side | Pin3 side | PF-301 W14.5mm | 2 | / | / | Pin 1-2 towards Left | front |
| N2 | / | / | (1) | (2) | 2UEW-F, Ø0.30mm*1 bar | 4 | Equally, wind a layer | Pin 1 side | Pin 2 side | PF-301 W14.5mm | 2 | / | / | ||
3.ELECTRIC PERFORMANCE INDEX
| Item | Test Terminal | Test Condition | Standard Requirement | Equipment | |||
| Semi-finished goods | Manufactured goods | QC Exam | |||||
| Inductance Test | 5 | 3 | 50KHz,0.1V | 312-328uH | 305-335uH | 320uH±5% | TH1062 or equal |
| Direct Current Resistance | 5 | 3 | DC 25℃ | 200m Ω max | 200m Ω max | 200m Ω max | TH2511 or equal |
| 1 | 2 | 95m Ω max | 95m Ω max | 95m Ω max | |||
| Turns Test | All windings | 20KHz,1V | 54:4±0.2TS | CH3250 or equal | |||
| Interlayer pressure | 5-3 | AC-50Hz | / | 1800Vac | 1800Vac | FT6815 or equal | |
| Withstand Voltage Test | N1 to N2 | AC-50Hz-1mA | 1750V 2 Sec | 2000V 2 Sec | 1750V 2 Sec | CJ2670 or equal | |
N1,N2 to Core(front of Copper foil ) | 1750V 60 Sec | / | / | ||||
Capacitance test | PIN 2-5 | 50KHz 0.1V | 35 pFmin | TH1062 or equal | |||
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.
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