基于PMOS高端驱动的恒压电路设计及在净水机中的应用

Design of constant voltage circuit based on high-end PMOS drive and application in water purifier

本文主要介绍一种基于PMOS高端驱动的恒压电路设计及其在净水机进水增压泵控制电路中的应用。本文介绍的恒压电路主要包括MCU控制电路、PMOS高端驱动电路、整流滤波电路及反馈信号检测电路。该电路主要通过对反馈信号的数据采集、分析,智能调节进水增压泵的压力,优化净废水比例,提高出水量,节能省水。

This paper mainly introduces the design of a constant voltage circuit based on the highend drive of PMOS and its application in the control circuit of water purifier intake booster pump. The constant voltage circuit introduced in this paper mainly includes MCU control circuit, PMOS high-end drive circuit, rectifier filter circuit and feedback signal detection circuit. This circuit intelligently adjusts the pressure of the water booster pump, optimizes the proportion of the clean-waste water, improves the amount of water output, saves energy and saves water by collecting and analyzing the feedback signal data.