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5_V_CLAMPED_COMPARATOR

2016-08-01 13:45  
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5_V_CLAMPED_COMPARATOR
5_V_CLAMPED_COMPARATOR
5_V_CLAMPED_COMPARATOR
R1 and R2 provide +3.8V bias for D1,clamping positive outputof comparator opamp to +5 V,D2 limits negative output swing to-0.5V.Open-loop circuit means that output voltage will vary in proportion to load current.—W.G.Jung, IC Op-Amp Cookbook, Howard W.Sams,Indianapolis,IN、1974,p 226-228