Ferrite cores - Dimensions - Part 14: EFD-cores for use in power supply applications
发布日期:2008-08-21 实施日期:2008-08-21
Ferrite cores - Dimensions - Part 4: RM-cores and associated parts (IEC 62317-4:2005)
实施日期:2006-07-01
Microwave ferrite components - Guide for the drafting of specifications (IEC 61609:1996); German version EN 61609:1999
实施日期:1999-12-01
Ferrite cores - Dimensions - Part 13: PQ-cores for use in power supply applications
实施日期:2008-12-01
Marking on U and E ferrite cores (IEC 61333:1996); German version EN 61333:1998
Cores made of soft magnetic materials - Measuring methods - Part 2: Magnetic properties at low excitation level (IEC 62044-2:2005)
实施日期:2006-01-01
Transformers and inductors for use in telecommunication and electronic equipment - Main dimensions of coil formers - Part 1: Coil formers for laminated cores (IEC 61797-1:1996); German version EN 61797...
Ferrite cores - Guide on the limits of surface irregularities - Part 5: Planar-cores
发布日期:2009-02-26 实施日期:2009-02-26
Ferrite cores. Dimensions. Part 13:PQ-cores for use in power supply applications Noyaux ferrites. Dimensions. Partie 13:Noyaux PQ utilisés dans des applications d’alimentation électrique Edition 1.0
实施日期:2008-04-01
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