Capacitance detection circuit and capacitance detection method
作者： Masami Yakabe
DOI:
关键词: Capacitance probe 、 Capacitance 、 Parasitic capacitance 、 Mutual capacitance 、 Capacitive sensing 、 Buffer amplifier 、 Differential capacitance 、 Electrical engineering 、 Materials science 、 Capacitive coupling
摘要: A capacitance detection circuit containing an input protection and having high sensitivity is provided. for detecting the of a capacitive sensor, comprising buffer amplifier connected to sensor via signal wire voltage gain 1; diodes in series between positive power supply; negative supply, wherein output terminal junction point diodes.
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