Toilet automatic lighting switch circuit composed of CD4022

Published:2011/4/24 1:20:00 Author:May | Keyword: Toilet automatic lighting switch | From:SeekIC

The diagram is Toilet automatic lighting switch which uses gate control type, when someone enter, the door open once, lighting switch breakover, the lamp is lightening. When someone go out the door and open it again, switch cut off and go out. The circuit network is shown in the diagram. The circuit consists of Hall switch, octal count, pulse distributor CD4022 and bidirectional thyristorVTH.



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