| 摘要 |
PROBLEM TO BE SOLVED: To provide a printed wiring board capable of reducing cost. SOLUTION: This printed wiring board 1 includes an insulating board 10, wires 20 laminated on the insulating board 10 and formed of copper, and a coverlay film 50 covering the wires 20, wherein each wire 20 includes a terminal part 21 exposed from the coverlay film 50. The printed wiring board further includes first coating layers 30 formed by hardening silver paste and covering the terminal parts 21, and second coating layers 40 formed by hardening carbon paste and covering all surfaces of the first coating layers 30. COPYRIGHT: (C)2011,JPO&INPIT
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