Shenzhen Greenfair Electronics Co., Limited
| Packaging Details | carton box |
| type | EER transformer |
| frequency | 1khz-200khz |
| core grade | PC40, 3C90,TP4 |
| bobbin material | Phenolic |
| phase | single |
| Structure | Vertical |
| teflon tube | yes |
| margin tape | yes |
| Brand Name | Greenfair |
| Model Number | EFD series |
| Certification | CE, UL, ISO9001 |
| Place of Origin | China |
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Product Specification
| Packaging Details | carton box | type | EER transformer |
| frequency | 1khz-200khz | core grade | PC40, 3C90,TP4 |
| bobbin material | Phenolic | phase | single |
| Structure | Vertical | teflon tube | yes |
| margin tape | yes | Brand Name | Greenfair |
| Model Number | EFD series | Certification | CE, UL, ISO9001 |
| Place of Origin | China | ||
| High Light | hf power transformer ，high frequency power transformer | ||
EER Series EER35 vertical type high frequency transformer low leakage inductance, excellent winding
EER Transformer
Quick Details
Place of Origin: Guangdong, China (Mainland)
Brand Name: Greenfair, GFE, GE
Model Number: EER16/15, EER25/18, EER25/27, EER26/9, EER26/18, EER28/28, EER28/34, EER29/40, EER30/32, EER33/34, EER34/35, EER35/42, EER39/29, EER39/36, EER39/40, EER39/44, EER40/42, EER40/45, EER42/43, EER42/43A, EER42/44, EER43/47, EER44/45, EER49/54, EER49/49, EER53/46, EER53/46, EER55/55, EER60/60.
Usage: High Frequency
Phase: Single
Coil Structure: Toroidal
Coil Number: Autotransformer
color: yellow, red, blue
size: vertical
Core grade: PC40, 3C90,TP4,etc
Bobbin material: Phenolic
Application:
LED driver
Lightening appliance
Communication equipment
LCD Power Supply
Converter and inverter
| NO | Parameter | pins | test value | test condition | ||
| 1 | indutance | LN1 | 50--70uH | 1KHz 0.3V | ||
| 2 | Q value | N1 | ＞150 | 100KHz 0.3V | ||
| 3 | leakage inductance | N1 | ≤10uH | 1KHz 0.3V | ||
| 4 | Hi-pot | N1--N2 | 1800Vac without break | 1mA 60S | ||
| 5 | Hi-pot | N1--CORE | 1800Vac without break | 1mA 60S | ||
| 6 | Hi-pot | N2--CORE | 1800Vac without break | 1mA 60S | ||
| 7 | DCR | N1 | ≤40mΩ | 25℃ | ||
| 8 | DCR | N2 | ≤40mΩ | 25℃ | ||
| no | material | spec. | |||
| 1 | core | EER3542S PL-7&PC40 | |||
| 2 | bobbin | ERL3504 FR50 | |||
| 3 | wire | UEW-2 Ø0.35mmØ0.4mm NTL 130℃ | |||
| 4 | tape | CT-280 1mil*28mm & 1mil*12mm YLW 130℃ | |||
| 5 | margin | 0.2*1.5mm | |||
| 6 | teflon | TFT Φ0.38mmΦ1.2mmΦ1.5mm TRN 300V 200℃ | |||
| 7 | copper foil |
0.05*20mm
|
|||
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
Company Details
Business Type:
Manufacturer,Exporter,Trading Company
Year Established:
2006
Total Annual:
2000000-4000000
Employee Number:
100~400
Ecer Certification：
Active Member
Greenfair Electronics is one of the key electric enterprises in Shenzhen., professional in design and manufacture High Frequency Transformer, Power Transformer, Inductors, EMI equipment, SMT Magnetic Components, Network and Telecommunication Transformers, Automotive and Telecommunication Application... Greenfair Electronics is one of the key electric enterprises in Shenzhen., professional in design and manufacture High Frequency Transformer, Power Transformer, Inductors, EMI equipment, SMT Magnetic Components, Network and Telecommunication Transformers, Automotive and Telecommunication Application...
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