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Shenzhen Dowis Electronics Co.,Ltd

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Home / Products / HF Transformer

EE16 High Frequency Transformer Manufacture Customized DW6903

EE16 High Frequency Transformer Manufacture Customized DW6903
EE16 High Frequency Transformer Manufacture Customized DW6903 EE16 High Frequency Transformer Manufacture Customized DW6903 EE16 High Frequency Transformer Manufacture Customized DW6903
Basic Information
Place of Origin: CN
Brand Name: Dowis
Certification: CE, UL, RoHs, ISO9001, 16949
Model Number: EE16, EE series
Minimum Order Quantity: 1000pcs
Packaging Details: Carton Box
Delivery Time: 3-4Weeks
Payment Terms: T/T, L/C
Get Best Price Contact Now Chat Now
  • Product Description

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)
EE16 High Frequency Transformer Manufacture Customized DW6903 0

 

2. Winding Structure

 

EE16 High Frequency Transformer Manufacture Customized DW6903 1
 

 

3. Process of Winding
 

Winding

Retaining Wall

Pin Wire& Description TS Winding Method Groove Position Insulation Tape Tube Method of entering Axle

 

Method of entering Axle

 

P1-5

 

P6-9

Start End Start End Tape Type TS Start End
N1 / / (5) (4)

 

PN180 Class0 0.127mm*1P

101

 

Tightly wind 1 layer+Evenly wind 1 layer

Between P4 & P5 Between P3 & P4

 

W7.8 Light Yellow

2 / / P1-5 Towards right Front
N2 / / (1) (2)

 

PN180 Class0 0.127mm*1P

30

 

Evenly wind 1 layer

Between P1 & P2 Between P2 & P3

 

W8.0 Light Yellow

2 / / P1-5 Towards Left
N3 / / (9) (8)

 

FLW-F(TC)

∮0.20mm*1P

18

 

Tightly wind 1 layer

Between P8 & P9 Between P7 & P8

 

W8.0 Light Yellow

2 / /
N4 / / (7) (6)

 

FLW-F(TC)

∮0.20mm*1P

16

 

Tightly wind 1 layer

Between P7 & P8 Between P6 & P7

 

W8.0 Light Yellow

2 / /




4. Electrical Specification
 

Item Test Terminal Test Condition Standard Requirement

Equipment

 

Semi-finished goods

 

Manufactured goods

 

QC Exam

Inductance Test 4 5

 

50KHz,0.1V

 

1.235~1.365mH

 

1.235~1.365mH

 

1.3mH±8%

 

TH1062 or equal

Leakage Test 4 5

 

50KHz,0.1V

(Short Circus with other winding)

 

40uH MAX

 

40uH MAX

 

40uH MAX

 

TH106 or equal

Direct Current Resistance 4 5

DC 25℃

 

4.0 Ω max

 

4.0 Ω max

 

4.0 Ω max

TH2511or equal

1 2

 

1.3 Ω max

 

1.3 Ω max

 

1.3 Ω max

9 8

 

350m Ω max

 

350m Ω max

 

350m Ω max

7 6

 

350m Ω max

 

350m Ω max

 

350m Ω max

Turns Test All Winding

 

20KHz,1V

NP:NS=101:30:18:16(±0.2TS)

 

CH3250 or equal

High-Voltage Insulation Test Pri to Sec

AC-50Hz-1mA

 

4200V 2 Sec

 

4200V 2 Sec

 

3750V 60 Sec

CJ2670 or equal

All Pins to Core

 

2000V 2 Sec

 

2000V 2 Sec

 

1750V 60 Sec

N3 to N4

 

3000V 2 Sec

 

3000V 2 Sec

 

2500V 60 Sec

Layer Insulation Pin4-5

 

50Hz

AC 1500 Impulse Voltage

 

CJ2670 or equal

Tag:

High Frequency EPC Transformer UL,

OEM ODM EE4220 Transformer,

High Frequency Transformer 100W To 3000W

Contact Details
martinliao

Phone Number : +8618928454332

WhatsApp : +85264885839

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