Active solid-state devices (e.g. – transistors – solid-state diode – Housing or package
Patent
1997-09-02
1999-10-26
Whitehead, Jr., Carl
Active solid-state devices (e.g., transistors, solid-state diode
Housing or package
257924, 338310, H01L 2302
Patent
active
059733900
ABSTRACT:
The present invention is a chip electronic part having: a ceramic member; a conductor pattern formed on the surface of the ceramic member; an insulating protective layer formed on the conductor pattern; an external electrode which is formed at least one end face of the ceramic member, electrically connected to the conductor pattern, and composed of an undercoating layer formed by dry plating and at least one plating layer formed by wet plating; and at least one groove formed near an end face of the insulating protective layer so as to limit the formation of the undercoating layer.
REFERENCES:
patent: 4434416 (1984-02-01), Schonberger
patent: 5757076 (1998-05-01), Kambara
Amaya Keishiro
Aoki Ken'ichi
Jr. Carl Whitehead
Murata Manufacturing Co. Ltd.
Potter Roy
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