Mini Heatsink

You can add fold arounds at the end of the tap to hold the transistor in place during assembly.

DIY Heatsink for Transistors:

Materials:

Tools:

Instructions:

Cut & shape metal: Make a heatsink with a tab for attachment. Consider adding notches for stability.
Flatten metal (if needed): Use vice or file to ensure good transistor contact.
Assemble: Cut heat shrink tubing, apply thermal paste to the transistor (optional), attach transistor to tab, fit shrink tubing.
Use a heat source to shrink the tubing,

Tip: Heat from transistor will further tighten the assembly.

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