基于LM317稳压器的精密电流转换电路，可将0-20mA信号转换为标准4-20mA两线式工业电流回路… 最近我在设计实例(DI)单元发表了 ...

The LM317 adjustable voltage regulator is used in this project to produce a power supply that can be used for testing and debugging purposes. The voltage regulator contains 1N4001 protection diodes in ...

This is a 1.2 – 12 V, max 1A power supply with a low voltage indicator LED. The indicator part includes three diodes and one LED. For example you are charging a battery, you can observe the charge ...