发明名称 PRINTED WIRING BOARD
摘要 PURPOSE:To enables miniaturization and cost reduction and yet make it possible to effectively prevent the temperature rise of heating circuit elements. CONSTITUTION:A Zener diode having a Zener voltage of 32V and a rating of 4W, required for a circuit, is formed by connecting in series two Zener diodes 11, 16V in Zener voltage and 2W in rating, through a connecting member 21. The connecting member 21 is of heat sink structure.
申请公布号 JPH06334300(A) 申请公布日期 1994.12.02
申请号 JP19930122329 申请日期 1993.05.25
申请人 TOKYO ELECTRIC CO LTD 发明人 WADA YUTAKA
分类号 H01L23/40;H05K1/02;H05K1/18;(IPC1-7):H05K1/18 主分类号 H01L23/40
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