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  1. JedL0

    Local Thermal Resistance of a Heat Sink

    Hello, I'm prototyping a circuit that involves several (6) lossy components mounted on a large heat sink (18"x7"). Most heat sink data sheets list Rθ in C/W/3 inch (0.8 C/W/3 inch). My understanding is that this calculation assumes a point heat source located in the center of a 3" length of...

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