Tanaka Precious Metals Commences Providing Samples of High-performance Copper Bonding Wire and Silver Bonding Wire Aimed at Mass Production This Spring

Replacing Gold Bonding Wire Used in Automotive Materials and LEDs, etc.

Tokyo, Jan 10, 2013 - (ACN Newswire) - Tanaka Holdings Co., Ltd. (a company of Tanaka Precious Metals) today announced that Tanaka Denshi Kogyo K.K. of Tanaka Precious Metals, which boasts the world's leading share in the manufacture of bonding wire (wiring material, hereinafter "wire"), will commence the provision of samples of CA-1 copper wire with the reliability 1.5 times than conventional products and SEB silver wire with electrical conductivity improved by approximately 60% on January 11.

CA-1 and SEB are able to provide the necessary performance at a low cost as alternatives for gold wire that is currently used widely in semiconductor wiring not only in general purpose devices such as personal computers and smartphones, but also devices requiring high performance such as automotive electronics.

- CA-1 Bare Copper Bonding Wire
-- With the reliability 1.5 times than conventional products, this copper wire excels in all aspects of productivity, bondability, cost and electrical conductivity