efd20 doorbell transformer

EFD20 220v 110v 24v 12v 100KHz High Frequency Transformers Doorbell Transformer We have ER series, EE series, EFD series, EQ series, PQ series, POT series transformers, they are used for switching power supply,main power transformer. We have qualitative ...

EFD20 Horizontal Transformer High Frequency Ferrite Core Flyback Transformer 1.Product Description EFD20 High Frequency Flyback TransformerA transformer commonly found in switching power systems and specifically designed for use in flyback power conversion topologies. It utilizes the EFD20...

749196541 EFD20 Flexible Transformer Power Over Ethernet Transformer Characteristics Transformer with 6 identical windings 4 sizes with 5 different lengths of air gap each Isolation voltage 500 VDC Low leakage inductance Operating temperature: –40 ºC to +...

EFD20 Planar Power Transformer Manufacturer Customized DW6990 EFD20 transformer High efficiency, high quality materials. Low working temperature and long service life. Good insulation and high resistance to ...

...EFD20 Customized Ferrite Core Bakelite Bobbin With Pins For EFD Transformers Bobbin series:EE/EI,EF,EDR,EPC,EFD,UU,PQ,RM,EER/EC,ETD,etc Series Feature EE bobbin Applied in the switching power supply,main power transformer EF bobbin Applied in the switching power supply,main power transformer EFD bobbin Auxiliary powr transformer,main power transformer,choke coils EPC Bobbin Auxiliary powr transformer,main power transformer...

EFD20 EFD25 EFD30 Type PCB Power High Frequency Audio Transformer SMD For AC To DC Converter Features: Has a strong anti-interference, distributed capacitance, impedance, attenuation of low transmission, firm ...

Product Description Model No. High frequency transformer EFD20 Working Frequency Range 1KHz-1MHz Output Power 1W-3000W Output Voltage 0.5V-15000V Output Current 0.01A-100A Storage Temperature +5℃ to +95℃ Working Temperature -40℃ to +125℃ Storage Humidity ...

...EFD20 EFD25 EFD30 Magnetic core Manganese-zinc ferrite transformer power supply inductance MnZn Ferrite EFD Core MnZn ferrite Cores are mainly grouped into two types. One is power ferrite cores,which are mostly used for compact transformers; another one is high-permeability ferrite cores which are widely used for digital communication pulse transformers(signal transformers...

...transformer EFD25, EFD30,35 >>> Features 1. Custom design available 2. 120°C Maximum operating temperature 3. Resistance to soldering heat 4. 16 pins horizontal transformer >>> Quick Details Place of Origin: Guangdong, China (Mainland) Brand Name: Greenfair, GFE, GE Model Number: EFD11, EFD12, EFD13, EFD15, EFD16, EFD17, EFD18, EFD20...