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A heatsink dissipates heat into the surrounding air and thus provides cooling.

14 votes
3 answers
4k views

Is it a good idea to use a single heatsink for two IC's?

I am using a 7805 IC along with a diode bridge Br805D (bridge rectifier) IC on a general purpose PCB, with a 220V / 50Hz AC input. Both the components tend to heat up really quick and I plan to set u …