| abstract |
A temperature sensor comprising a thermistor that has organic-inorganic complex load characteristics, and a transistor, wherein: the thermistor having organic-inorganic complex load characteristics includes a thermistor layer including an organic polymer component and a powder of a spinel semiconductor ceramic composition containing Mn, Ni, and Fe, and a pair of electrode layers; in the powder of a semiconductor ceramic composition, the molar ratio of Mn and Ni is 85/15 ≥ Mn/Ni ≥ 65/35, and the Fe content is 30 mol parts or less, where the total molar amount of Mn and Ni is 100 mol parts; the powder of a semiconductor ceramic composition has a peak having a maximum value near 29-31° in an X-ray diffraction pattern; the half-width of the peak is 0.15 or greater; and the transistor is connected to one of the electrode layers of the thermistor having organic-inorganic complex load characteristics. |