finished lm317 lm337 lf 353 servo rectifier filter power board ac to dc

Adjustable Regulator dedicated chip LM317 2.2A or less able to take the load can be AC or DC voltage input the maximum input voltage: AC / DC 3~40V output voltage range: DC 1.25~37V continuously adjustable; circuit increases load protection circuit the load protection. Is a rare versatile DC power board. Its use is very simple only two external resistors to set the output voltage. In addition to its line regulation and load regulation better than standard fixed voltage regulator is good.

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