Assertion: ptc thermistor | /r/MadeOf | doped polycrystalline ceramic
Facets:
Source sentences:
text: Most PTC thermistors are made from doped polycrystalline ceramic (containing barium titanate (BaTiO 3 ) and other compounds) which have the property that their resistance rises suddenly at a certain critical temperature.
text: Most PTC thermistors are made from doped polycrystalline ceramic (containing barium titanate (BaTiO 3 ) and other compounds) which have the property that their resistance rises suddenly at a certain critical temperature.