The BDX53C from STMicroelectronics is a through hole complementary power darlington transistor in TO-220 package. This device manufactured in planar base island technology with monolithic darlington configuration. This transistor features good DC gain and high fT frequency. BDX53C is typically suited for linear, switching industrial equipment and audio amplification.
TIP122 Series NPN/PNP 100 V 5 A Complimentary Darlington Transistor - TO-220-3
Bipolar (BJT) Transistor NPN - Darlington 100V 8A 65W Through Hole TO-220AB