EFD系列
特點及應用範圍：1、臥式結構，多組輸出，特別適合於空間有限的電源裝置。
適合於驅動變壓、主變壓器和濾波電感
2、扁平式結構，選用高初始磁導率及飽和磁通密度的磁芯設計，寬電壓工作範圍及寬工作頻率範圍，具有功率損耗低、溫升低及高效率等特性。
廣泛應用於LED電源、LED顯示器、LED電視機等電器設備。
The characteristics and scope of application:1、Horizontal installation,multiple output
applied in denseness installation。
For driver transformer, main transformer and smoothing choke.
2、Own flat type, To choose core with of high initial permeability and high saturation flux density for design, Wide voltage and frequency range, low power consumption, low temperature rise and high efficiency features。
Widely used in LED power supplies、LED monitor 、LED TV and other electrical equipments
Transformer EFD Series
Model | A | B | C | D | d | E | E1 | Shape |
EFD15 | 17.0MAX | 9.0 MAX | 32.0 MAX | 3.5±0.5 | 0.6*0.6±0.1 | 31.0±0.5 | 3.7±0.5 | Fig. 2 |
EFD20 | 22.0 MAX | 13.5 MAX | 22.0 MAX | 3.5±0.5 | 0.6±0.1 | 17.5±0.5 | 5.0±0.5 | Fig. 1 |
EFD25 | 27.5 MAX | 18.0 MAX | 33.0 MAX | 3.5±0.5 | 0.8±0.1 | 25.5±0.5 | 5.0±0.5 | Fig. 2 |
EFD25 | 29.0 MAX | 16.0 MAX | 29.0 MAX | 3.5±0.5 | 0.8±0.1 | 22.5±0.5 | 5.0±0.5 | Fig. 1 |
EFD30 | 34.0 MAX | 18.0 MAX | 34.0 MAX | 3.5±0.5 | 0.8±0.1 | 27.5±0.5 | 5.0±0.5 | Fig. 1 |
EFD45 | 48.0 MAX | 12.0 MAX | 58.0 MAX | 3.5±0.5 | 0.8*0.8±0.1 | 52.2±0.5 | 6.0±0.5 | Fig. 3 |