05_mA_FOR_0_50_KILOHMS

Published:2009/7/14 3:48:00 Author:May | From:SeekIC

Current source uses Fairchild μA723 voltage regulator operating from ordinary unregulated supply not over 40 VDC. Regulator has built-in 7.15-V reference. Output current is well within 1% of 0.5 mA for load impedances from 0－50k. －L. Nickel, Constant Current Sources, 73 Magazine, March 1974, p29



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