Tyco Electronics Japan G.k.

Littelfuse, Inc.

Fdk Corporation

Littelfuse Japan G.k.

Haruhisa Miyagi

Arata Tanaka

Hiroyuki Koyama

Toshikazu Yamaoka

There is provided a PTC device which allows compact connection as much as possible. Such PTC device includes a polymer PTC element () including (A) a polymer PTC component () an electrically conductive filler, and a polymer material; and (B) a metal electrode () placed on at least one surface of the polymer PTC component. Also present are a lead () of which at least a part is positioned on the metal electrode of the PTC element; a protective coating () which surrounds an exposed area of the PTC element, and a hardened solder paste which is present as a connection area () which electrically connects the metal electrode and said at least a part of the lead.

Growing community of inventors

Yachiyo, Japan

Haruhisa Miyagi