KL-224/38,1/SW/V with Heatsink: extruded; U; SOT32,SOT93,TO126,TO218,TO220,TO247,TOP3 is a semiconductor device manufactured by Seifert. It is a power transistor with a heatsink designed to dissipate the heat generated by the transistor. The special feature of this power transistor is the heatsink with an extruded U-shape for improved thermal dissipation. It is available in SOT32, SOT93, TO126, TO218, TO220, TO247 and TOP3 packages.