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LM317_CIRCUIT

2015-03-21 01:28  
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LM317_CIRCUIT
The figure shows a typical simplified wiring diagram. Note that the output voltage is determined by resistors R1 and R2 (the value of R2 is recommended to be around 240 Ω). The regulated output voltage is given by the formula Vout =1.25 (1 +R2/R1).