Patent ID: 11935674
Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 6:
7. A laminated varistor comprising at least a pair of internal electrodes provided in a varistor layer containing ZnO as a main component, wherein:
each of the internal electrodes is composed of a sintered body of metal particles containing Ag and at least one element selected from Pt and Au,
a total weight percentage of the at least one element Au to a weight of the metal constituting each of the internal electrodes is between 2 wt % and 30 wt % inclusive, and
a concentration of the at least one element at a surface portion of the metal particles is higher than a concentration of the at least one element at a central portion of the metal particles.