Shenzhen Greenfair Electronics Co., Limited
Shenzhen Greenfair Electronics Co., Limited
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EP series small size High frequency transformers vacuum varnish
>>> Features:
1. Custom design available
2. High efficiency of over 95%
3. High frequency range 10kHz-1MHz
4. Heat-resistant
5. Operating temperature -40°C to +125°C
6. Power range 10w-300w
7. Small footprint
8. Good for gapped or ungapped applications
9. Available in through hole and surface mount
EP Transformer
>>> Quick Details
Place of Origin: Guangdong, China (Mainland)
Brand Name: Greenfair, GFE, GE
Model Number: EP6/6, EP6/6A, EP7/8, EP9/7, EP9/7A, EP9/10, EP10/9, EP12/10, EP13/13, EP15/10, EP18/17, EP24/21, EP6/6, EP9/7, EP12/10, EP13/13, EP18/17, EP24/21.
Usage: High Frequency
Phase: Single
Coil Structure: Toroidal
Coil Number: Autotransformer
Color: Yellow
Size: Horizontal
Type: EE,EI ,EC,PQ,EFD,EPC,UU,R,RH,DR, etc
Core grade: PC40, 3C90,TP4
Bobbin material: Phenolic
| WINDING PARAMETER: | |||||||||
| WINDING ORDER | MATERIAL SPEC. | TERMINAL | TURNS | WINDING FASHION |
ISOLATION BETWEEN WINDING | ||||
| S | F | THICKNESS(mil) | BREADTH(mm) | LAYERS | |||||
| 1 | N1 | 2UEWΦ0.08mm*1P | 5 | 6 | 110 | closed | 1 | 6 | 2 |
| 2 | N2 | 2UEWΦ0.1mm*1P | 1 | 4 | 240 | closed | 1 | 6 | 2 |
| 3 | N3 | 2UEWΦ0.08mm*1P | 8 | 7 | 110 | closed | 1 | 6 | 2 |
| NO. | ITEM | MEASURE POINT | TECHNICAL DATA | REMARK | |||||
| 1 | INDUCTANCE | L(1--4) | 40.3mHMIN | 10KHz,0.1V | |||||
| 2 | INDUCTANCE | L(5--6/7--8) | 12.1mHMIN | 10KHz,0.1V | |||||
| 3 | HI-POT | COIL----COIL | 1.5KV AC | 1mA 60S | |||||
| 4 | HI-POT | COIL----CORE | 1.0KV AC | 1mA 60S | |||||
| MATERIAL LIST: | |||||||||
| NO. | MATERIAL NAME | MATERIAL SPEC. | PROVIDER | UL NO. | |||||
| 1 | CORE | CORE:EP10(EP10/5/7) TP4 | TDG | ||||||
| 2 | BOBBIN | PHENOLIC | CHANG CHUN or equivalent | E59481 | |||||
| 3 | WIRE | 2UEW 130℃ | TAT-1 or equivalent | E85640 | |||||
| 4 | ISULATION TAPE | CT-280 130℃ | YA HUA or equivalent | E165111 | |||||
| 5 | VARNISH | 8562(a) | HANG CHEUNG or equivalent | E200154 | |||||
| 6 | EPOXY | 2006A/B | EATTO or equivalent | ||||||
General information:
It is recommended that the temperature of the part does not exceed +125°C under worst case conditions.
Storage Temperature: -40°C to 85°C
Operating Temperature: -40°C to 125°C
Test conditions of Electrical Properties: 20°C, 33% RH if not specified differently
| OPERATING TEMPERATURE RANGE, PACKAGE QUANTITY, PRODUCT WEIGHT | |||||
| Temperature range | Humidity range | Standard test conditions | |||
| Operating temperature* | Storage temperature | Operating temperature** | Storage temperature** | Operating temperature** | Storage temperature** |
| ( ℃) | ( ℃) | ( % RH) | ( % RH) | ( ℃) | ( % RH) |
| -30 to +120 | -40 to +80 | 10 to +95 | 10 to +95 | 25 ± 10 | 25 to +75 |
* With self-heating
** Maximum wet-bulb temperature 38°C, without dewing
*** Without dewing