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Original Manufacturer Flat Transformer Hf Planar Transformer
Original manufacturer Flat Transformer HF Planar TransformerAdvantages-Low profile-Low leakage inductance-Low eddy current losses-High efficiency-High power density-High process capability-Unrivalled repeatability-Multiple Windings Options-Multiple Topologies-Very good thermal performanceRelated pro......
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Product Description
Original manufacturer Flat Transformer HF Planar Transformer
Advantages
-Low profile
-Low leakage inductance
-Low eddy current losses
-High efficiency
-High power density
-High process capability
-Unrivalled repeatability
-Multiple Windings Options
-Multiple Topologies
-Very good thermal performance
Related products
Applications
-Switch mode power supplier (AC/DC, DC/DC)
-Telecom distributed power systems and rectifiers
-Industrial power systems
-Automotive 42V systems
-Welding inverters and battery chargers
-Avionics
-Space
-Missiles
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
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 |
Characteristic:
1. Supply high voltage and withstand voltage;
2. Operation frequency range from 40 to 80 KHz;
3. Deliver Output Power from 1.5 to 25 watts;
4. Slim or low profile Type easily built in your design;
5. Available in through-hole and SMT recess or gull wing type;
6. Operate in Royer , direct IC drive and other topologies.
Application:
1. Multi-output DC-DC converter transformer.
2. Camcordey.
3. LCD television set.
4. Small size communicating equipment.
5. Portable telephone.
6. Personal Digital Assistants.
7. Applicable to light up cold cathodes fluorescent lamp of display.
8. DSC, PDA, Scanner, Car Navigation, Notebook PC, LCD monitor and LCD TV, etc
| Series | Application |
| EE Transformer | Applied in the switching power supply, main power transformer |
| EE10, EE13, EE16, EE19, EE22, EE25, EE28, EE30, EE33, EE35, EE40, EE42, EE55, EE65 | |
| PQ Transformer | Applied in the linear filter, choke, pulse transformer, drive transformer |
| PQ2016, PQ2020, PQ2610, PQ2620, PQ2625, PQ3220, PQ3225, PQ3230, PQ3535, PQ4040, PQ5050 | |
| RM Transformer | Filters, inductors and transformers for telecommunication other electronic equipment |
| RM4, RM6, RM8, RM8, RM10, RM12, RM14 | |
| EI Transformer | Various kinds of transformers and chokes |
| EI28, EI13, EI16, EI22, EI25, EI30, EI35, EI33, EI40 | |
| EEL Transformer | Switching power supply, charges, alarm system |
| EEL13, EEL19, EEL22, EEL25 | |
| EF Transformer | Applied in the switching power supply, main power transformer |
| EF16, EF12.6, EF20, EF25, EF30 | |
| EFD Transformer | Auxiliary power transformer, main power transformer, choke coils |
| EFD15, EFD20, EFD25, EFD30, EFD40 | |
| UU Transformer | Varieties of switching power supply transformer, choke coils etc |
| UU9.8, UU10.5, UU16, UU20 | |
| EC Transformer | Linear filter, current transformer, smoothing chock coil, drive transformer |
| EC28, EC35, EC39, EC40, EC42, EC49 | |
| ER Transformer | Applied in the linear filter, current transformer, smoothing chock coil, drive transformer |
| ER47, ER48, ER49 |
Packing &Shipping
Why Choose Us:
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 certified
4. OEM & ODM
5. Competitive price,in time delivery and perfect after-service online.
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