TIP31C Power transistors General features ■ New enhanced series ■ High switching speed ■ hFE improved linearity ■ hFE Grouping Applications 3 2 1 ■ Linear and switching industrial application TO-220Description The TIP31C is a base island technology NPN power transistor in TO-220 plastic package with better performances than the industry standard Internal schematic diagram TIP31C that make this device suitable for audio, power linear and switching applications. The PNP type is TIP32C. Order codesPart NumberMarkingPackagePacking TIP31C R TIP31C TIP31C O TO-220 Tube Note: on page 4 TIP31C Y April 2006 Rev 1 1/10 www.st.com 10