Rm cores 201 pq cores 269 pm cores 288 ep, epx, epo cores 303 p cores 335 p core halves for proximity switches incl. Conversely, if the tightening torque is too low, you will not be able to secure the ferrite core properly. Core sets effective core parameters symbol parameter value unit. Please be sure to read this manual thoroughly before using the products. They are pressed, then fired in a kiln to 0 o c, and machined as needed to meet various operational requirements. Furthermore, where we are not holding an item exstock, cosmo. Powdered iron and ferrite power inductors, inductors manufactured by vishay, a global leader for semiconductors and passive electronic components.
As valid for any ceramic material, ferrite cores are brittle and sensitive to any shock, fast temperature changing or tensile load. Fastener 2 5 ei 162bn users manual using the splitcore transformer. Ferrite for switching power supplies e series ei12. Magnetics ferrite cores are manufactured for a wide variety of applications. Eecore ee ferrite core category ee5 ee6 ee8 ee11 ee ee12. Cws bytemark reserves the right at any time and from time to time to make changes to design, technical specification, or construction of any product listed on this website without notice. The geometrical constant k g is a measure of core size, useful for designing inductors and transformers which attain a given copper loss 1. An eecore structure occupies two outer sides of the coil. A wide range of sizes is available from 8mm to 60mm. Please be sure to request delivery specifications that provide further details on the features and. Product overview ei cores ferroxcube ferrite cores. Datasheet search cross reference product notifications applications. For specific values of any core, see specific part datasheet.
Customers can avail from us a wide range of surface mount ferrite core transformers. Ei 33 transformer datasheet, cross reference, circuit and application notes in pdf. February 2010 148 00202 20100222 all specifications are subject to change without notice. Powdered iron and ferrite power inductors inductors vishay. Ei33, no gap cores, sfp4, mnzn speedofer components pvt. Low frequency sleeve ferrite cores trmh series new. Material characteristics are typical for a toroid core. Not to scale ei40 with 12 pin bobbin winding width. Common cores used in computer power supplies are ei33 most popular and erl35. Etd core etd19 etd24 etd29 etd34 etd39 etd44 etd49 ferrite cores for switching power supplies features standard form for use in most commonly used transformers. An ee core structure occupies two outer sides of the coil. Core loss b200mt p cv kwm 3 25khz sine wave 25c 120 60c 80 100c 70 120c 85 100khz sine wave 25c 600 600.
It pioneered the exports of soft ferrites from india in 1988 and has been the leading exporter of soft ferrites since then. Ferrite for switching power supplies e cores issue date. Data sheet supersedes data of september 2004 2008 sep 01 ferroxcube pq2620 pq cores and accessories. So, by matching the dimensions of your core against the datasheet figures you can identify which core. Since there is an isolation layer between the crystals, the bulk resistivity is much higher. Dec 23, 2012 the number eg 49 or 39 is dependent on the dimensions of the core. Ferrite cores material characteristics table ferrite material characteristics material characteristics. The preceding letters etd denote the shape and type of transformer. Data on ferrite cores, toroids, beads, rods and etc. F102 ms75083 ms75084 ms75085 n030n080 coilcraft 9005. Inductor and transformer design with ferrite cores. Large size ferrite ee core ee55 ee65 ee70 ee85 ee110 ee118.
Ferrite clamp with excellent heat resisitance, effective for prevention of conductedradiated noise in lowfrequency range. Ei33 core top227 ei33 ei33 transformer ei33 top227y capacitor 330uf 400v schematic diagram of pmh1a 470uf 400v. Please note that the contents may change without any prior notice due to reasons such as upgrading. Ei33 core datasheet, cross reference, circuit and application notes in pdf format. Ferrite parts can be easily and economically molded into many different geometries. Ferrite ei core is easier to achieve high voltage electrical. J material is a medium perm generalpurpose material. Ei core is widely used in various kinds of power transformer cores, power inductor cores and chokes. The coil formers in the table below are mainly manufactured in phenolic materials. We can usually supply ferrite cores in equivalent materials to the likes of ferroxcube tm, epcos and tdktm and at considerably lower prices. Eicore is widely used in various kinds of power transformer cores, power inductor cores and chokes. Ferrite for switching power supplies online from elcodis, view and download pc40ei12.
Home data on ferrite cores, toroids, beads, rods and etc. Latest material 7h20 is suitable still higher frequency over khz, and its core loss is around 50 % lower than 7h10. Properties of core sets under power conditions grade al nh e air gap. We hold a large range of ferrite cores in stock, ready for next day delivery anywhere in the uk and 34 day delivery in mainland europe. Ferrite core for switching power supplies e series. All specifications are subject to change without notice. Product specification will differ from these data due to the influence of geometry and size. Ei cores are for mains transformers possess many benefits such as low noise, low magnetising current, fast assembly, and low cost. For detailed information see chapter definitions, section 8. The k g method for inductor design is described in chapter. Tme has over 800 employees, who provide expert support at each stage of the ordering process our offer includes 300,000 electronic components from 950 producers since 1990, we have been expanding our operations dynamically and increasing our global potential. After multiple tests and trials, i have found out that a single ei33 ferrite core is able to provide 200 watts of continuous power and 250 watts is the maximum limit it can provide.
It is the first ferrite manufacturer in india to obtain iso 9002 accreditation for its operations in 1993. L material power ferrite for low losses at high frequency. Ei cores ferrite ei core eicore work as power transformer. Low frequency split type ferrite cores rfcma series new. Have any problem if i select little more bigger size in ee core more cross sectional areainstead of actual required cross sectional area. Ferrite cores have to meet mechanical requirements during assembling and for a growing number of applications.
Eecore ee ferrite core category ee5 ee6 ee8 ee11 ee. Please refer to our web site for technical information or contact sales for a copy of our detailed ferrite catalogue. Different core materials result in different suppression profiles. Mnzn ferrite core for switching power supplies e series. An introduction to fdks ferrite cores 2 standard material characteristics power materials, 6h, 7h series 3 standard material characteristics high materials, 2h series conventional type eer cores etd 16 ee cores 19 ei cores 24 rm cores 26 ep cores 28 pm cores 30 fr cores 32 fur cores 34 fu cores 36 eed cores 38. Magnetics has the leading mnzn ferrite materials for. Hua jung 001 leaded series power transformers ei type elect rical char acte ristic s operat ing tempera ture range. It is apparent that the initial permeability is depe ndent on the stress state of the core. A diverse set of materials, providing a range of desired electrical and mechanical properties, are available from magnetics. Ee ferrite core coil formers the following ee coil formers and accessories are available from stock at milesplatts limited. Ps cores 387 packing 183 quality and environment 192 standards and specifications 199 u and ui cores 553 toroids ring cores, doubleaperture cores 561, 603 ferrite polymer composites 605 er cores 509 etd cores 517 cautions and warnings 609 symbols and terms, subject index 611, 617 get in contact 620. Components etd cores etd economical t ransformer design cores were developed specifically for power transformer cores used in switched mode power supplies. Ferrite cores aet online shop ferrite cores, electronic. Ferrite cores are dense, homogeneous ceramic structures made by mixing iron oxide fe 2 o 3 with oxides or carbonates of one or more metals such as manganese, zinc, nickel, or magnesium.
Tt series ring core tt series is effective for general purpose noise reduction such as for power circuit, motor area, and tv circuits. Ef, etd cores have shapes that are commonly used in europe. The offered range are ideal of switching telecommunication, power supply, display monitors and medical instrument. Ferrite is a semiconductor with a dc resistivity in the crystallites of the order of 103 m for a mnzn ferrite. F102 ms75083 ms75084 ms75085 n030n080 chokes color coding hp 4192 text. This was possible only after winding 2 wires together, i could increase the output power to almost double. Take special care to avoid this as this can cause the ferrite core to become displaced, fall off, drop, or affect the ferrite cores characteristics. Ee ferrite core coil formers ferrite cores magnetic. High flux density, permeability, low loss ferrite core.
Temperature curves and ferrite core size versus wire turns. The products listed on this catalog are intended for use in general electronic equipment av equipment, telecommunications equipment. Kawatetsu ferrite e core similar to above e core except this one has a slot gap. From wurth elektronik, these ferrite beads are used for suppressing highfrequency interference in electronic circuits the chokes support a constant current of 3a, though 5a is possible for short periods. Core halves for use in combination with an i core al measured in combination with an i core, clamping force for al measurements 40 20 n.
Most suitable ferrite core for suppressing conductive noise at 1 mhz or less. The number eg 49 or 39 is dependent on the dimensions of the core. The e core structure provides better selfshielding and they are easily gapped. Saturation flux density in ferrite is much less than. For the typical e laminations, ferrite snap core and singleaperture core require a butt stacked core.
Since ferrites are ceramic materials one has to be aware of the special behavior under mechanical load. These products are also available with different specifications to meet the requirements of the clients. Effects of core combination on al value stresses in the core affect not only the mechanical but also the magnetic properties. Thank you for the overwhelming response at electonica india 2014, bangalore. Cylindrical ferrite cores with hole made of nizn materials are used in electronic circuits to. Ps cores 387 packing 183 quality and environment 192 standards and specifications 199 u and ui cores 553 toroids ring cores, doubleaperture cores 561, 603 ferrite polymer composites 605 er cores 509 etd cores 517 cautions. Mnzn large size ferrite cores for high power uu series. Ferrite versions can be supplied in fully shielded, partially shielded or unshielded versions, 2 pcb 937821 8 ferrite e xtended 2 panel p a rt n u m b e r 8 ferrite full 2 pcb 8 ferrite n one na na 936531 8 ferrite none na na. The combined crosssectional area of the two outer limbs equals the crosssectional area of the centre limb allowing an even flux distribution throughout the core.
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