COMPOSITE CHIP-TYPE SOLID ELECTROLYTIC CAPACITOR

PURPOSE:To obtain a composite chip-type ceramic capacitor at a low cost with good productivity, by covering a solid electrolytic capacitor with a sheathing resin with leads from its anode and cathode metallic terminals being exposed, disposing and fixing a chip-type ceramic capacitor within a groove...

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1. Verfasser: IRIKURA ISAO
Format: Patent
Sprache:eng
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Zusammenfassung:PURPOSE:To obtain a composite chip-type ceramic capacitor at a low cost with good productivity, by covering a solid electrolytic capacitor with a sheathing resin with leads from its anode and cathode metallic terminals being exposed, disposing and fixing a chip-type ceramic capacitor within a groove provided on the bottom of the resin and connecting the leads to terminals of the capacitor. CONSTITUTION:An anode lead 2 of a tantalum capacitor element 1 is welded to an anode metallic plate terminal 3 at its welding section and a cathode metallic plate terminal 5 is bonded to a cathode layer by means of a conductive adhesive or solder 6. Sheathing resin 8 raving a groove 7 on the bottom thereof is formed such that the terminals 3, 5 are led out from the opposite side faces. A chip-type ceramic capacitor 9 is arranged in the groove 7 and the terminals 3, 5 are bent downwards so as to make approximately a right angle and to extend along the opposite side faces. The terminals 3, 5 are further bent inwards so as to wrap the capacitor and are connected to terminals 10 of the capacitor 9 by means of a conductive adhesive 11. In this manner, a composite chip-type capacitor can be produced at a low cost with good productivity.