# thermal

1. ### Thermal Conductive Adhesive Glue?

i see "thermal conductive paste" on ebay, but i suspect that's just heatsink compound. https://www.ebay.com/itm/173453941960 i need high mechanical strength. thx!
2. ### LM317 thermal resistance and heatsink selection

Looking for thermal resistance in the LM317 datasheet from TI, I found something which doesn't make any sense to me. http://www.ti.com/lit/ds/symlink/lm317.pdf Page 4 There're two TO220 packages, which seem differ in the thickness of the tab. One of them is 4.2 ºC/W junction-case, which is...