Efd20 SMD Electronical Transformer LED Driving Transformer

• Application: Power, Electronic, Instrument, Lighting, Rectifier, Audio, Volume
• Phase: Single
• Core: Core-type Transformer
• Cooling Method: Dry-type Transformer
• Winding Type: Customized
• Certification: ISO9001-2000, UL, ISO9001, CCC
• Model NO.: EFD20
• Usage: Single-phase Transformer, Rectifier Transformer, Power Transformer
• Frequency Characteristics: High Frequency
• Shape of Core: Efd
• Brand: Okerda
• Woking Frequency: 20kHz-500kHz
• Working Power: 0.5W-1000W
• Working Temperature: -40°-125°
• Storage Temperature: -25°-85°
• Working Moisture: 30-90%
• Transformer Usage: Electrical Equipment
• Transformer Insulation: UL Insulation System
• Transformer Type: Efd SMD Transformer
• Winding Turns: Customized
• Inductance: Customized
• Transport Package: Export Standard Carton and Strong Pallet
• Specification: EFD20
• Trademark: OEM
• Origin: China
• HS Code: 8504319000
• Production Capacity: 1000000 PCS/Month

Product Description

EFD20 SMD Electronical Transformer LED Driving Transformer

EFD10 EFD12 EFD15 EFD20 EFD25 EFD30 SMD transformer
Core type	Ve(mm^3)	Ae(mm^2)	Mass(g)
EFD10/5/3	171	7.2	0.45
EFD12/6/3.5	325	11.4	0.9
EFD15/8/5	510	15.0	1.4
EFD20/10/7	1460	31.0	3.5
EFD25/13/9	3300	58.0	8
EFD30/15/9	4700	69.0	12

 

High frequency transformer Features:
1. High magnetic flux;
2. Low loss magnetic materials;
3. Low leakage inductance;
4. High efficiency;
5. High frequency
6. Strong anti-interference;

Applications:
1. PCB circuits;
2. Computer & TV;
3. Monitor & scanner;
4. Fax machines, PBX;
5. Welder welding machine;
6. Duplicator, mobile adapters;
7. Printer and other equipments and instruments.

• Various types of transformers available, EI, UI, EFD, EP, ER, EPC, POT, RM, EE
• High Frequency transformer suitable for EL/CCFL Inverter or DC/DC converter
• Customer's designs are welcome

  Model Number	Specification	Needle Number Ratio	Length×Width×Height
  EE8.3	Vertical	2/3	8.3×5.4×5.4
  EE10	Vertical	2/3	10×8×8
  EE13	Vertical	2/3	13×12×12
  EE13	Horizontal	2/2	13×12×12
  EE16	Vertical	4/6	16×13×15
  EE16	Horizontal	3/3	16×13×15
  EE19	Vertical	3/4	19×16.5×16.5
  EE19	Vertical	5/5	19×16.5×16.5
  EE19	Horizontal	4/4	19×16.5×16.5
  EE22	Vertical	5/5	22×16×19
  EE25	Vertical	2/2	25.5×17×21
  EE25	Horizontal	4/4	25.5×17×21
  EE28	Vertical	6/6	28×22×20.5
  EE 30	Horizontal	5/5	30×25×22
  EE 30	Vertical	6/6	30×25×22
  EE 33	Vertical	7/7	33×27×25
  EC28	Vertical	6/6	28×22×20.5
  EC28	Horizontal	6/6	28×22×20.5
  EC42	Vertical	7/7	42×30×44
  EC35	Horizontal	7/7	35×28×27
  UF9.8	Horizontal	2/2	16×11×16
  UF10.5	Horizontal	2/2	18.5×17×21.5
  UF16	Horizontal	2/2	22×19×27
  O-type	15×8.5×6	-	9×17
  O-type	36×23×115	-	45×28.5×43
  O-type	40×24×14.5	-	45×24×47

• Any custom-design is available

 

Structure Description

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Our Advantages:

1. 20 years experience in transformer and inductor manufacturing;
2. Scientific management system, strong technical team, and strict quality control system;
3. RoHS,CE,TUV and UL Standard;
4. OEM & ODM;
5. Competitive price,in time delivery and perfect after-service online.