They are made of different ferrite materials, mainly power materials. Transformer bbobbin aand core sselection iinvolves. Zd1 36 application note 2 18v 1 25mm jumper 3 12 20060328 ice3b0565 9 transformer layout start, bobbin. All the critical bobbin characteristics are included in these pages and on the drawing for each bobbin.
P1811 bobbin p148 core p74 bobbin pm6249 core our price. E core with flattened, lower center leg for especially flat transformer design for dcdc converters delivery mode. The best shape is usually a tradeoff between heat dissapation, magnetic shielding. The bobbin manufacturers in appendix a offer a wide variety of bobbin styles for standard ferrite core sizes in materials suitable for high volume production. E20106 ef20 8 517 please read cautions and warnings and important notes at the end of this document. Ferrite applications applications desired properties preferred materials available shapes. Inductors flyback transformers, efd series b82802a epcos ho pd 20090814 please read cautions and warnings and page 7 of 8 important notes at the end of this document. In the typical e lamination like ee cores, the center leg one of three legs is twice the width of either outer leg. We offer a comprehensive line of standard bobbins that are available in a large variety of sizes and flange designs. Formers bobbins, covers and accessories all use ul approved materials from leading suppliers such as solvay, dsm, lati and dupont. Aet offers coil formers, bobbins ef20 vertical or horizontal, single or multi section, tht and smd to ferrite cores e20106. The 0706905 bobbin is an extended rail version of our standard pq2016 bobbin.
Features technical specs extended information related items. These cores can be supplied with different air gaps, and al values. Most components are made to a specific customer order, in accordance with. Magnetics has the leading mnzn ferrite materials for power transformers, power inductors, wideband transformers, common mode chokes, as well as many other applications. Bobbin types the bobbins in this catalog have been manufactured to match the industrys popular ferrite, powder and lamination core shapes and sizes. Dcdc converter industrial controls lighting metering white goods poe telecom technical data. Properties measured on sintered, unground ring cores of dimensions.
Bobbin packages ee20106 ef20 10terminal ext, tht, vertical characteristics. Magnetics ferrite cores are manufactured for a wide variety of applications. Ee transformers and ef transformers smps transformerspulse transformers are being made according to customer specifications or according to specifications drafted by our designers with customer specified parameters. This allows us to service you better by having industry standard sizes and flanges available for immediate shipment. The high voltage output requires a special, resin potted winding. This th ee20106 ef20 package was developed for functional insulation cases and low cost, compact footprint requirements. The products listed on this catalog are intended for use in general electronic equipment av equipment, telecommunications equipment. Cautions and warnings please note the recommendations in our inductors data book latest edition or in. Insert the bobbin so that the bobbin runs in a clockwise direction arrow. Inductors, flyback transformers, efd15, efd20, efd25.
E and ef ferrite cores are used in power transformers and low signal applications. Since ferrites are ceramic materials one has to be aware of the special behavior. Reinforced nylon 66 class b is a popular choice of material owing to its excellent thermal and mechanical properties. The al value in the table applies to a core set comprising one ungapped core dimension g 0 and one gapped core dimension g 0. Bobbin packages ee20106 ef20 10terminal, tht, horizontal characteristics. A 20 to 25 watt, low cost, offline power supply on semiconductor. Transformer bbobbin aand core sselection iinvolves interdisciplinary ddesign aand cost iissues joe casmero and rich barden, lodestone pacific, anaheim, california a t the heart of a transformer is the bobbin or coil former that serves as its winding and termination.
Common mode choke coilsline filters for ac power supply. Many ferrite core manufacturers also carry bobbins for their. Ltd china supplier of bobbin, core, irong core, smd bobbin. Large size ferrite ee core ee55 ee65 ee70 ee85 ee110 ee118. Bobbin description pins pin part size available size no. Mnzn ferrite core for switching power supplies e series. Pulse transformers based on eeef ferrite cores, eeef bobbins. This th ee20106 ef20 package was developed for special safety cases and low cost, compact footprint requirements. Bobbin manufacturers catalogs bobbin manufacturers catalogs are used to provide mechanical dimensions for transformer design. Mechanical stress and mounting ferrite cores have to meet mechanical requirements during assembling and for a growing number of applications. Turn power switch to o before inserting or removing the bobbin. Introduce of ee core ee and ei combinations became popular choices ine shapes. Offline industrial controls lighting metering white goods telecom charging standby power technical data. When inserting or removing the bobbin, the needle must be fully raised.
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