摘要
利用LM317制作了精密可调的直流稳流电源,当负载由14Ω变化到40Ω时,输出电流均可稳定在±3
It is introduced how to use LM317 to make a stabilized direct current (DC) supply. If the load changed from 14 Ω to 40 Ω, the output electric current is stabilized within ±3 mA.
出处
《物理实验》
2005年第3期15-16,20,共3页
Physics Experimentation
