As a digital programmable chip of signal conditioning chip, PGA309 is mainly used in resistance bridge pressure sensors, it amplifies and outputs the weak signal from the sensor.
PGA309作为数字化可编程信号调理芯片，主要用于电阻桥式压力传感器，将微弱的传感器桥路信号进行放大输出。
Sealing gel is dripped into the metal ring and filled around the silicon piezoresistive pressure sensor, so as to isolate the chip of the sensor from the outside environment.
在金属圈内滴封包封胶，填充在硅压阻式压力传感器的四周，隔 绝传感器芯片与外界环境的接触。
This paper designs the wireless warning system of tyre pressure. The system includes the pressure sensor, a single chip computer and the wireless emitter.
本文设计了轮胎气压无线报警系统的发射端，该系统主要由汽车轮胎压力传感器、单片机和无线发射装置组成。
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