
EI Series High frequency drive Transformer vertical with Strong winding coupling
Products Name: | High frequency drive transformer |
Product Description: | |
Characteristics: | Strong winding coupling, |
low waveform distortion coefficient to improve | |
power converter system efficiency performance, etc. | |
Applications: | Front-end drive for extra large power supplies |
Certifications: | UL,VDE,3C,CQC |
Parameters: | Input voltage:85V-265VAC, 50/60Hz |
output voltage: 3.3VDC-24VDC | |
Power: 300W max |
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
NO. | ITEM | MEASURED POINT | TECHNICAL DATA | REMARK | ||
1 | INPUT VOLTAGE | 12---7 | 120VAC 50/60Hz | |||
2 | PRI EXCITING CURRENT | 12---7 | 35mAMAX | NO LOAD | ||
3 | OUTPUT VOLTAGE | 2---5 | 9VAC±5% | ADD LOAD 333mA | ||
4 | TEMPERATURE RISE | SURFACE OF PRODUCT | 60℃MAX | ADD LOAD 333mA | ||
5 | HI-POT | P---S | 1KV AC | 5mA 3SEC | ||
P/S---C | 1KV AC | 5mA 3SEC | ||||
6 | DCR | 12---7 | 550ΩMAX | AT 25℃ | ||
2---5 | 9.0ΩMAX |
EI Transformer
Quick Details
Place of Origin: Guangdong, China (Mainland)
Brand Name: Greenfair, GFE, GE
Model Number: EI10/4, EI13/5, EI16/22, EI16/5, EI18/10, EI19/5,
EI20/4, EI20/5, EI22/6, EI22/4, EI25/6, EI25/7, EI27/8, EI28/5,
EI28/11, EI28/10, EI31/11, EI32/20, EI33/13, EI34/4, EI35/10,
EI38/25, EI40/11, EI50/15, EI60/16, EEI50/4, EEI160/4, FEI17/7,
FEI18/8, FEI22/13, EIE32/20.
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
Packaging & Delivery
Packaging Details: carton box, plastic pallet, package testing
dropping before shipping
Delivery Detail: 3~4weeks
Shenzhen Greenfair Electronics Co., Limited
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 Applications, etc., provide PCB design, electric circuit design. Moreover, besides standard products, we also provide an extensive range of customization services in order to cater for your special orders.
We have about 3800M production area with annual output up to
50,000,000pcs. And we have a labor force which has grown to more
than 400, and own a professional group more than 30 members who
hammer at technology and engineering craft.
We earned international approval from CE, UL, CQC, CSA, VDE and awarded the ISO9001:2000 Quality Management Certificate, Also, our company is well equipped with complete equipment and advanced assembly lines that have a enviable quality control and assurance system. We strongly believe that we could provide high quality produces and the best customer satisfaction service as well as the best competitive price to our customers at any time.
The key of our success is quality and customer service. We have a
highly efficient team to deal with inquiries from customers. We are
experienced in selling goods to Europe and Asia and enjoy a good
reputation among clients.
We are seeking sincere cooperation with all interested companies.