Specifications
Brand Name :
Dowis
Model Number :
EEL1625, EEL series
Certification :
CE, UL, RoHs, ISO9001, 16949
Place of Origin :
CN
MOQ :
1000pcs
Payment Terms :
T/T, L/C
Delivery Time :
3-4Weeks
Packaging Details :
Carton Box
Model :
DW4959
Size :
18.5*31.5*17.5mm
Type :
EEL
Name :
Low Frequency Transformer
Pin :
4
Frequency :
1KHz -500KHz
Description

EE1625 Low Frequency Transformer Manufacturer Customized DW4959

Product Advantages
EE Series Transformer are features with the characteristics of wide range operation voltage and high working frequency, large output power, thermal stability.
PQ Series Transformer are features with the characteristics of strong anti-interference, small distributed capacitance, high impedance, low transmission attenuation and low temperature.
ETD Series Transformer are features with the characteristics of high operation voltage and large output power, thermal stability.

Application
* Audio / Video Amplifier
* Power Supply
* Electronic equipment
* Automatic Door
Characteristic
* Being protected by temperature switch or fuse wire.
* Easy to install and integrate into system
* Easy to modify to achieve custom requirement

1. DRAWING (UNIT: MM)
CE EEL1625 LF Transformer 1KHz To 500KHz

2. PROCESS OF WINDING

Winding Retaining Wall PIN Position Wire & Description TS Winding Method Groove Position Insulation Tape Tube Method of entering Axle Direction of entering Axle
Pin Side Top Start End Start End Tape Type TS Start End
N1 / / -3 -2 TIW-B , φ0.15mm×1 bar 94 Tightly wind 2 layers Between Pin3 & 4 Between Pin2 & 3 18.0mm 1.1 26L×15mm 26L×15mm Pin1 front
N2 / / -8 -7 TIW-B , φ0.50mm×1 bar 18 Tightly and duplex wind 1 layer Between Pin7 & 8 Pin7 edge groove 18.0mm 2.1 21L×15mm 21L×15mm
N3 -9 -10 TIW-B , φ0.15mm×1 bar 10 Between Pin8 & 9 Between Pin9 & 10 26L×15mm 26L×15mm
N4 / / -2 -1 TIW-B , φ0.15mm×1 bar 46 Tightly wind 1 layer Between Pin1 & 2 Pin1 edge groove 18.0mm 1.1 26L×15mm 26L×15mm
N5 2L(t0.28) / -5 -6 TIW-B , φ0.15mm×1 bar 22 Tightly and duplex wind 1 layer Between Pin4 & 5 Pin6 edge groove 18.0mm 2.1 26L×15mm 26L×15mm
N6 (A) (B) 2UEW-F, φ0.40mm×1 bar 8 Top Top 23L×98mm 23L×88mm
(Tranparency) (black)




3. CONSTRUCTION DIAGRAM

Item Test Terminal Test Condition Semi-finished goods Equipment
Semi-finished goods Manufactured goods QC Exam
Inductance Test 3 1 10KHz,0.3V 450uH±3% 450uH±5.5% 450uH±6% TH1062 or equal
Leakage Test 3 1 10KHz,0.3V 40uH max 40uH max 40uH max TH1062 or equal
(short connect to other Pin)
Direct Current Resistance 3 1 DC 25℃ 5.0 Ω max 5.0 Ω max 5.0 Ω max TH2511 or equal
8 7 70 mΩ max 70 mΩ max 70 mΩ max
9 10 400 mΩ max 400 mΩ max 400 mΩ max
5 6 1045 mΩ max 1045 mΩ max 1045 mΩ max
A B 85 mΩ max 85 mΩ max 85 mΩ max
Turns Test All Winding 20KHz,1V 140:18:10:22:8(±0.2Ts) CH3250 or equal
High-Voltage Insulation Test Primary——Secondary AC-50Hz-5mA 3500V,2 Sec 4000V,2 Sec 3500V, 3 Sec CJ2670 or equal
Primary & Secondary to Core AC-50Hz-5mA 1800V,2 Sec 2000V,2 Sec 1800V, 3 Sec
PIN1---PIN6,A AC-50Hz-5mA 500V,2 Sec 800V,2 Sec 500V,2 Sec
A---PIN6 AC-50Hz-5mA 500V,2 Sec 800V,2 Sec 500V,2 Sec
PIN7---PIN10 AC-50Hz-5mA 500V,2 Sec 800V,2 Sec 500V,2 Sec
ARC Test Primary——Secondary AC-50Hz-5mA 4000±10V,3 Sec 仪器打开 ARC:6等级 (9.9mA) CH7410 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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CE EEL1625 LF Transformer 1KHz To 500KHz

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Brand Name :
Dowis
Model Number :
EEL1625, EEL series
Certification :
CE, UL, RoHs, ISO9001, 16949
Place of Origin :
CN
MOQ :
1000pcs
Payment Terms :
T/T, L/C
Contact Supplier
CE EEL1625 LF Transformer 1KHz To 500KHz

Shenzhen Dowis Electronics Co.,Ltd

Active Member
5 Years
shenzhen
Since 2008
Business Type :
Manufacturer, Exporter, Seller
Total Annual :
13,000,000.00-14,800,000.00
Employee Number :
480~500
Certification Level :
Active Member
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