QuickCool 5061-00545C Insulating washer (L x W) 18 mm x 12 mm Suitable for TO 220C 1 pc(s)

Ceramics is due to its low-inductance property as an insulator for high-frequency, electromagnetic radiation. This allows others to prevent a heat sink in RF transistors as unintentional "antenna" works, or causes NF-power semiconductors an oscillation due to crosstalk. Very high electrical insulation properties.

Price: 0.32 from Conrad Electronic