| 摘要 |
A terminal for telegraph and telephone systems using as an overvoltage/overcurrent protecting component a positive temperature coefficient thermistor element comprising a plate-shaped ceramic body made of a ceramic material whose Curie temperature is in the range of 60 DEG to 120 DEG C., and having a thickness of 2.5 to 5.0 mm, and electrodes formed on both major surfaces of the ceramic body. |
