LOW_RIPPLE_AT_LOW_COST

Published:2009/7/20 4:21:00 Author:Jessie | From:SeekIC

Ripple at output is used to control d-c resistance of series regulator transistors Q3-Q4, to keep ripple below 10 my rms over wide temperature range. Cost is under $15.-R. E. Risely, Power Supply Reduces Ripple by Varying Series Resistance, Electronics, 39:2, p 74-75.



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