Description
Product Overview Of EE ERL ETD ER EFD Flyback Transformer
Furthermore, EE, ER, EFD, ERL, and ETD series flyback transformers are classic MnZn ferrite core magnetic components specially engineered for all kinds of switching power supply applications. With ultra-compact skeleton size, competitive manufacturing cost and long-term stable operational reliability, these transformer families can satisfy varied circuit power demands, ranging from low-power phone & laptop adapters to high-power industrial control and energy storage systems.
In addition, we supply matching toroidal inductors for EMI filtering together with these flyback transformers, you can view our full lineup of toroidal inductor for complete power supply component matching solutions.
Key features Of EE ERL ETD ER EFD Flyback Transformer
Moreover, this full series ferrite flyback transformers carry prominent design advantages for SMPS circuit design:
- Mini compact ferrite core skeleton design, saving plenty PCB layout space;
- Low leakage inductance structure, less switching loss and heat generation;
- Ultra-wide operating temperature range, maximum withstand temperature up to 180℃;
- Fully customizable winding configurations, flexible primary & secondary turns ratio;
- Multiple pin layout options (horizontal / vertical DIP) for different chassis space limits;
- RoHS & CE compliant raw materials, safe for consumer and industrial equipment.
Common applications Of EE ERL ETD ER EFD Flyback Transformer
Besides regular consumer power adapters, these flyback transformers cover extensive electronic industries:
- General switching power supplies, wall-mounted & desktop power adapters;
- DC-DC step-up / step-down converters, board-mounted auxiliary power circuits;
- Factory industrial control equipment, smart home consumer electronics;
- Constant current LED lighting driver power supplies, small power inverters;
- Mini UPS backup power systems, portable charging pile control modules.
Customization Support
We provide full one-stop customized service for EE / ER / EFD / ERL / ETD flyback transformers to match your unique circuit design needs:
- Custom winding turns ratio, wire gauge and insulation temperature class (155℃ / 180℃);
- Custom horizontal or vertical pin skeleton, adjustable pin distance and mounting foot size;
- Optional PC40 / PC95 high permeability low-loss ferrite core material;
- All finished transformers pass withstand voltage & insulation test, formal test reports available on request;
- Small sample trial orders and mixed batch orders across different core series are supported.
Specification Parameters
Furthermore, standardized stable technical parameters guarantee consistent mass production performance:
- Applicable Core Series: EE, ER, EFD, ERL, ETD
- Working Frequency Range: 20kHz – 400kHz
- Rated Power Coverage: 5W – 3000W (depends on core size)
- Max Operating Temperature: 180℃
- Storage Ambient Temperature: -25℃ ~ +85℃
- Storage Humidity: 30% – 95% non-condensing
Datameters
| Type | Structure type | Dimension(mm) | Pin Row1(mm) | Pin Row2(mm) | Row Pitch | OD Pin(mm) | Note | ||||
| A | B | C | Pin | Pin Pitch | Pin | Pin Pitch | |||||
| EE05-001 | Horizontal | 6 | 5.2 | 5 | 3 | 1.85 | 3 | 1.85 | 7.7 | SQ0.2*0.55 | SMD |
| EE05-002 | Horizontal | 6 | 5.5 | 5 | 3 | 1.85 | 3 | 1.85 | 7.7 | SQ0.2*0.55 | SMD-2 slot |
| EE08-001 | Vertival | 8.8 | 8 | 9.2 | 3 | 2.5 | 3 | 2.5 | 6 | ∅0.5 | |
| EE08-002 | Vertival | 8.8 | 8 | 10 | 3 | 2.5 | 3 | 2.5 | 6 | SQ0.4*0.4 | |
| EE08-003 | Horizontal | 8.8 | 9 | 9.5 | 2 | 5.0 | 2 | 5.0 | 6.8 | SQ0.4*0.4 | 2 slot |
| EE08-004 | Horizontal | 8.8 | 9 | 9.5 | 3 | 2.5 | 3 | 2.5 | 7 | ∅0.5 | 1 slot |
| EE10-001 | Vertival | 10.5 | 10 | 11 | 4 | 2.5 | 4 | 2.5 | 8 | ∅0.5 | |
| EE10-002 | Horizontal | 11 | 12.5 | 11 | 4 | 2.5 | 4 | 2.5 | 10.5 | ∅0.6 | |
| EE10-003 | Horizontal | 11 | 11.5 | 11 | 2 | 5.0 | 2 | 5.0 | 9 | ∅0.6 | |
| EE10-004 | Horizontal | 11 | 11.5 | 11 | 2 | 5.0 | 2 | 5.0 | 9 | ∅0.6 | 1 Slot |
| EE10-005 | Horizontal | 11 | 12.5 | 13.5 | 4 | 2.5 | 4 | 2.5 | 10.4 | ∅0.6 | |
| EE12-001 | Horizontal | 12.5 | 15 | 9.3 | 2 | 6.0 | 2 | 6.0 | 12 | SQ0.5*0.5 | 2 slot |
| EE12.5-001 | Vertival | 13 | 12.5 | 9 | 5 | 2.5 | 5 | 2.5 | 7.5 | ∅0.6 | |
| EE12.7-001 | Vertival | 12.8 | 12.3 | 11 | 5 | 2.5 | 5 | 2.5 | 8.5 | ∅0.6 | |
| EE13-001 | Vertival | 10.5 | 12.5 | 13 | 3 | 3.0 | 3 | 3.0 | 9 | ∅0.6 | |
| EE13-002 | Vertival | 13 | 12.5 | 13.5 | 5 | 2.5 | 5 | 2.5 | 8.5 | SQ0.5*0.5 | |
| EE13-003 | Vertival | 15.5 | 16.5 | 14.5 | 5 | 2.5 | 2 | 3 | 13 | ∅0.6 | one side widened |
| EE13-004 | Horizontal | 14 | 14 | 13.5 | 5 | 2.5 | 5 | 2.5 | 10.3 | ∅0.6 | |
| EE13-005 | Horizontal | 14 | 17.8 | 13.5 | 5 | 2.5 | 4 | 3 | 15.5 | ∅0.6 | one side widened |
| EE13-006 | Horizontal | 14 | 19.9 | 13.8 | 5 | 2.7 | 2 | 9 | 16 | ∅0.6 | one side widened |
| EE14-001 | Horizontal | 15 | 15 | 8 | 2 | 6.0 | 2 | 6 | 12 | ∅0.6 | |
| EE16-001 | Vertival | 16.5 | 12.5 | 15 | 3 | 3.0 | 3 | 3 | 9 | ∅0.6 | |
| EE16-002 | Vertival | 16.5 | 13.1 | 18 | 5 | 3.2 | 5 | 3.2 | 10.6 | SQ0.5*0.5 | |
| EE16-003 | Vertival | 16.5 | 12.5 | 15 | 2 | 9.0 | 2 | 9 | 9.6 | ∅0.6 | |
| EE16-004 | Horizontal | 19.5 | 18.5 | 16.5 | 5 | 3.3 | 6 | 3.25 | 15.5 | ∅0.8 | |
| EE16-005 | Horizontal | 16.5 | 15 | 14.5 | 4 | 3.0 | 4 | 3 | 11 | ∅0.6 | |
| EE16-006 | Horizontal | 16.5 | 16 | 14.5 | 5 | 2.5 | 5 | 2.5 | 13 | ∅0.6 | |
| EE16-007 | Horizontal | 16.5 | 19 | 13.5 | 5 | 2.5 | 5 | 2.5 | 15.5 | ∅0.7 | |
Our full series ferrite flyback transformers strictly comply with the official SMPS ferrite transformer design standards issued by IEEE for industrial power equipment development.
Details:
High-performance EE55 ferrite core flyback transformer for switching power supplies.
High-efficiency ETD49 flyback transformer designed for high-power industrial switching power supplies.
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