Keywords: LM317 1A ConstCurrent.svg en Schematic of a 1A Current Regulator SVG conversion using http //bretmulvey com/VectorBlocks The open circuit voltage assumes the output stage of the LM317 saturates at approximately 0 2 V and the adjust pin sinks enough current so that the voltage drop across the 1 25 ohm resistor is 1 25 V which corresponds to the approximate temperature-compensated bandgap of silicon 2011-10-17 /wikipedia/commons/wiki/File LM317_1A_ConstCurrent jpg SilverSrv cc-zero Uploaded with UploadWizard Power electronic circuits LM317 |