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555 timer circuit


SalParadise

Dear All,

I have a 555 astable timer circuit as shown in the diagram.  Diode D2 is heating up significantly.  Ccan anyone offer any advice or mitigation for this issue?  Thanks in advance.

Sal

timer_cct_0f1c4c590b0e52057b7e7fa04ce23d35b732e277.jpg

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