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US 7,116,208 B2Granted
Printed-circuit board with fuse
AssigneeRohm Co., Ltd.
InventorsKohshi Nishimura, Satoshi Nakamura, Saizou Suzuki
Life of this patent
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Abstract
A printed wiring board includes a substrate (20) on which a wiring pattern (12) has been formed, and a fuse (6) provided on the substrate (20). One end of the fuse (6) is directly connected to a first pad (12a) of the wiring pattern (12), and the other end of the fuse (6) is directly connected to a second pad (12b) of the wiring pattern (12). The fuse (6) is covered by a protective material (7).
Claims4
A printed wiring board comprising:
- a first insulating substrate with a wiring pattern formed thereon;
- a fuse including circuit breaking means formed integral with the wiring pattern;
- and
- a second insulating substrate,
- wherein the first insulating substrate is provided with two heat insulator groups arranged to sandwich the circuit breaking means, each of said heat insulator groups including a plurality of through holes formed in the first insulating substrate,
- wherein the second insulating substrate is formed with a recess facing the circuit breaking means.
3 more elements
Dependencies are inferred from the claim text.