| 摘要 |
A circuit for detecting a physical quantity has a detecting circuit including at least one semiconductor sensitive element, two input terminals and two output terminals, said semiconductor sensitive element has a resistivity which is variable in proportion to a physical quantity to be applied thereto, first power supply means connected to said two input terminals of said detecting circuit for applying a voltage thereacross, transistor means having an emitter, a base and a collector connected to one input terminal of said detecting circuit, said transistor means being disposed at a portion adjacent to said semiconductor sensitive element of said detecting circuit, second power supply means for applying a predetermined voltage to said base of said transistor means, and first resistor means having a predetermined resistance value connected to said first power supply means and said emitter of said transistor means.
|
