LM117/LM317 circuit complete set Typical application circuit LM317 improved circuit, as shown in Figure 21. LM317 high precision voltage regulator circuit, as shown in Figure 22 LM317 adjusts the regulated power supply from 0, as shown in Figure 23. LM317 TTL logic power off 5V regulated power supply circuit, as shown in Figure 24 The voltage follower circuit formed by LM317, as shown in Figure 31 Delayed startup of 15V regulated power supply circuit, as shown in Figure 32 LM317 high precision amplifier, as shown in Figure 33 High current output regulated power supply composed of LM317 5A constant current regulated power supply circuit composed of LM317 4A with overload protection switch power supply Low-cost 3A switching regulator adjustable power supply circuit diagram, as shown in Figure 71 The AC voltage regulator circuit composed of LM317, as shown in Figure 72 LM317 constant current circuit and its application 50MA battery constant current charging circuit, as shown in Figure 82 6V battery charging circuit and 12V battery charging circuit, as shown in Figure 83, Figure 84 Lm317 regulator multi-purpose power supply circuit Customized 3-axis and 5-axis CNC machines Wuxi Lerin New Energy Technology Co.,Ltd. , https://www.lerin-tech.com