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No, I don't have to solder the mosfet tab, this is just a free space on the board. Reading the datasheet and the application notes I estimated that for the power dissipation on my board I need a free area of about 1.2 square Inches around the MOSFETs. The question is simply, should this area be...
Hello,
I'm designing a pcb but I have a question: on my pcb there is a free zone used as a heat sink for some MOSFETs, the question is whether this area should be covered or not with the solder mask? For clarity I attach a screenshot, solution A or solution B?
the surface finish is HASL LF
In...
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