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EF type

Technical characteristics:

  • Reference Standed

  • Climatic Category

  • Operating temperature range (housing)

  • Urms Rated RMS Voltage (Urms)

  • Un Rated a.c. Voltage (Un)

  • Maximum continuous DC woltage

  • Capacitance tolerance

  • Voltage Proof

  • Dissipation Factor

  • Voltage Proof between terminals

  • Voltage Proof between terminals to Case

  • Insulation Resistance

  • Capacitance range

  • Rated voltage

  • Way of elicitation

  • Life expectancy

  • Operating Frequency1kHz to 10MHz.

  • Operating Temperature -20℃~+100℃

  • Insulation Classclass B/F

  • Recommended Storage Temperature-20℃~+55℃


  1. Features and usage

  2. Dimensions (Unit :mm)

 1. Characteristics

* Customized design according to customer needs

* Meets UL and VDE safety requirements

* With high working frequency, high efficiency, small size, light weight and so on


2. Application field

* Suitable for power supply

* All kinds of switching power supply, UPS power supply, for communication, TV, air conditioning, computer power supply and all kinds of electronic equipment in the switching power supply


EF型变压器.jpg

EF型变压器.pngThe product specifications that are not included in the form above can be designed and manufactured according to the user's requirements.