Factory Direct SMT SMPS SMD Transformer Efd20 High Frequency Swithching Power Supply Transformer SMD Electronic Transformer

Basic Info

Application	Power, Electronic, Instrument, Lighting, Rectifier, Audio
Phase	Single
Core	Shell-type Transformer
Cooling Method	Oil-immersed Type Transformer
Winding Type	Auto-transformer
Certification	ISO9001-2000, ISO9001, CCC
Usage	Single-phase Transformer, Rectifier Transformer, Combined Transformer, Power Transformer, Distribution Transformer
Frequency Characteristics	High Frequency
Shape of Core	EE
Brand	Yiyitech/Custom
Item Name	Efd20
Transport Package	Custom
Specification	Custom
Trademark	EAYITECH
Origin	Shenzhen
HS Code	854319000
Production Capacity	200000000

Product Description

Factory Direct SMT SMPS SMD Transformer Efd20 High Frequency Swithching Power Supply Transformer SMD Electronic Transformer

SMD EFD TRANSFORMER

• Description: EFD
• Type: from EFD 9.5 to EFD 30
• Applications:
  • Switching power supplies
  • LED Driving
  • DC/AC-DC converters
  • DC/AC-AC inverters
  • Ballasts
  • TV/monitors
  • ADSL
  • Audio visual equipment
  • Office automation
  • PDAs
  • Notebook computers
  • DSC
  • TFT-LCD monitors
  • ISDN
  • Various electronic equipment
  • Ultra-thin electronic devices
• Customers' specifications are welcome

Features:1. Low profile small package light weight. 2. Low D.C. resistance and large permissible D.C. current. 3. Little co-planarity due to special design of construction. 4. Wire burst resistant due to special construction. 5. This can be surface mount assembly and reflow soldering is also possible. 6. Available for mounting machine due to supply in a form of embossed tape carrying.

Model	A	B	C	D	E	F	G
EFD15/15/5	15.0±0.4	11.0±0.35	5.3±0.15	4.65±0.15	7.5±0.15	5.5±0.25	2.4±0.1
EFD15/18/7	14.9±0.6	11.1±0.3	5.6±0.2	6.8±0.2	8.75±0.15	6.2±0.2	4.6±0.2
EFD18/40/5	18.5max	13.1min	6.0±0.15	5.3±0.15	20.1±0.2	17.1±0.2	3.0±0.2
EFD20/20/7	20.0±0.55	15.4±0.5	8.9±0.2	6.65/+0.2/0.15	10.0±0.25	7.7±0.25	3.6±0.2
EFD20/23/6	20.0±0.55	15.4±0.5	8.9±0.2	5.6±0.1	11.5±0.15	9.3±0.15	3.6±0.15
EFD20/23/5	20.0±0.4	15.4±0.5	8.9±0.2	5.4±0.1	11.5±0.15	9.3±0.15	3.6±0.15
EFD25/25/9	25.0±0.65	18.7±0.6	11.4±0.2	9.1±0.2	12.5±0.25	9.3±0.25	5.2±0.25
EFD25/26/12	25.05±0.65	18.8min	8.8±0.25	12.45±0.25	12.9±0.2	9.85±0.25	8.3±0.3
EFD25/31/11	25.0±0.5	19.0min	10.0±0.2	11.0±0.2	15.3±0.25	12.0±0.3	6.5±0.2
EFD30/30/9	30.0±0.8	22.4±0.75	14.6±0.3	9.1±0.3	15.0±0.25	11.2±0.3	4.9±0.15
EFD30/30/9A	30.75max	23.1min	14.6±0.25	9.0±0.2	15.5max	11.5±0.2	4.9±0.15
EFD31/30/9	31.7max	23.8min	14.6±0.30	9.0/+0.3/-0.2	15.2±0.3	11.5±0.2	4.9±0.15
EFD33/40/10	33.0±0.5	25.5min	13.0±0.2	10.0±0.2	20.0±0.25	15.5±0.25	5.5±0.2

1.Production process

2. About our factory Shenzhen Yiyi Technology is a professional manufacturer of magnetic components. Our factory has strong strength and integrates the design, production and sales of transformers, inductors and filters. Quality is the soul of products and the life of the company. We provide customers with high-quality and energy-saving green products. We strictly implement the international quality management system: ISO 9001 and ISO 14001, and have obtained iatf16949, CQC and UL certification. We have three production bases in China. One is a manufacturing plant in Shenzhen. The other is a manufacturing plant in Fujian. The factory covers a total area of about 30000 square meters, with a total monthly production capacity of 10 million sets: 5 million high-frequency transformers and 3 million low-frequency transformers; Line filter 3 million coils, other 3 million coils.Our products are widely used in many fields, such as household appliances, new energy, industrial supplies, and electric tools. It can be customized by customers and we can provide total design solutions to our customers if needed. We enjoyed a high reputation and keep reliable cooperation with global valued customers such as Panasonic, Funai, Cosel, Honeywell, Jabil, Otis, FPHC, Future, GE, TCL, FPA, ABB, CKP,EATON.
3.Services

4.Our certificate 5.Cooperative partner 6.Related product7.Purpose of the product 8.Production equipment display

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