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BSI 24/30490996 DC 2024

$13.70

BS EN 63093-9. Ferrite cores. Guidelines on dimensions and the limits of surface irregularities – Part 9. Planar cores

Published By Publication Date Number of Pages
BSI 2024 33
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PDF Catalog

PDF Pages PDF Title
1 30490996-NC.pdf
3 51_1498e_CD.pdf
4 CONTENTS
6 FOREWORD
8 INTRODUCTION
9 1 Scope
2 Normative references
3 Terms and definitions
4 Primary dimensions
4.1 Planar shapes and dimensions
10 4.2 Dimensions and effective parameters of planar EL-core and mating PLT-core
12 4.3 Dimensions and effective parameters of low-profile E-core and mating PLT-core
14 4.4 Dimensions and effective parameters of low-profile ER-core and mating PLT-core
17 5 Limits of surface irregularities
5.1 General
18 5.2 Examples of surface irregularities
19 5.3 Chips and ragged edges
5.3.1 General
5.3.2 Chips and ragged edges on the mating surfaces
20 5.3.3 Chips and ragged edges on other surfaces
22 5.4 Cracks
5.5 Flash
5.6 Pull-outs
26 5.7 Crystallites
5.8 Pores
28 Annex A (normative) Low-profile core design
A.1 General design
A.2 EL-core design
29 A.3 ER-core design
31 Annex B (informative) Reference values of allowable areas of chips
33 Bibliography
BSI 24/30490996 DC 2024
$13.70