Pack of 5 SPA17N80C3 TO220F (17N80C3) power MOSFETs Key benefits Ready replacement for circuits that require SPA17N80C3 or 17N80C3 in a TO220F package, supplied as a pack of five for repairs and small production runs. Insulated TO220F package provides a compact, easy to mount solution that isolates the metal mounting tab from the heatsink and nearby components. Designed for voltage switching applications and fast switching response to improve efficiency in power conversion tasks. Standard throughhole pinout and footprint simplify PCB layout and retrofit installs. What this component does Function: power MOSFET transistor suitable for switching and power control stages. Package: TO220F insulated, suitable for throughhole mounting and attachment to heatsinks when required. Models included: SPA17N80C3 and 17N80C3 equivalent labeling, five pieces per . Why you need it Keeps power conversion circuits operating reliably by providing a robust switching device that fits common TO220F layouts. Useful for repairing or building equipment where voltage switching transistors are required and a compact insulated mounting option is preferred. Buying multiple pieces ensures consistent replacements with matching part numbers for predictable performance. Important attributes Function: power switching transistor for voltage applications. Compatibility: direct fit for designs specifying SPA17N80C3 or 17N80C3 in the TO220F package. Size and mounting: standard TO220F form factor for throughhole boards and heatsink attachment. Material and construction: rugged molded package with insulated mounting tab for electrical isolation. Practical applications Switching stages in switchmode power supplies and voltage power converters. Replacement transistor in LED drivers, lamp ballast circuits, and other voltage lighting control equipment. Motor drive and control circuits where a compact, insulated TO220F MOSFET is required. Handling note These are staticsensitive semiconductor components. Use appropriate electrostatic discharge precautions during handling and installation.