A surface-mount fuse and the manufacture thereof

Details A surface-mount fuse and the manufacture thereof A surface-mount fuse and the manufacture thereof

H - Electricity

01

H

H01H 85/041 (2006.01) H01H 69/02 (2006.01) H05K 3/34 (2006.01) H01H 85/046 (2006.01) H01H 85/143 (2006.01)

Patent

CA 2257467

A surface-mount fuse (2) for protecting a circuit, includes a substrate (4) and a metal strip (30) evenly attached to a surface (6) of the substrate with a layer of adhesive material (40). The metal strip (30) has two connection regions (32, 34). The fuse further includes two wire leads (50, 52) connected to the connection regions (32, 34). One alternative for the wire leads can include clip leads or other terminal leads. The fuse also includes a protective layer (70) disposed on the fuse link. A method of making the same is also disclosed.

L'invention porte sur un fusible de protection (2) d'un circuit monté en surface comportant un substrat (4) et une bande de métal (30) régulièrement fixée à une surface (6) du substrat (4) par une couche d'un matériau adhésif (40). Ladite bande de métal (30) comporte deux zones de raccordement (32, 34) et un lien fusible (36) non linéaire les reliant. Le fusible comporte de plus deux conducteurs filaires (50, 52) reliés aux zones de raccordement (32, 34). Les conducteurs filaires peuvent être remplacés par des conducteurs à pince ou par tout autre type de bornes. Les fusibles peuvent également comporter une couche de protection (70) recouvrant le lien fusible. L'invention porte également sur le procédé de fabrication des susdits fusibles.

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