Everybody is good, because the new took over a circuit, is about ultrasonic transceiver circuit, is made with the transformer, want to find a friend to ask, talk convenient leave a contact way, thank you,

CodePudding user response:

https://wenku.baidu.com/view/7ebbcb1514791711cc7917a9.html
https://zhuanlan.zhihu.com/p/71616620

CodePudding user response:

Switch circuit as shown, the red circle is mainly MOS and triode, need whole clear principle