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STFU13N65M2 650V logic-level Mosfet One STFU13N65M2 650V logic-level Mosfet. Suited for high speed switching of rectified mains or other high voltage supplies. One or two are required for the Hifi Stereo Valve Preamplifier. Specifications: Maximum drain-source voltage: 650V Maximum continuous drain current: 10A Maximum pulsed drain current: 40A Maximum on-resistance: 0.43Ω Gate charge: 17nC Input capacitance: 590pF Turn-on delay time: 11ns Rise time: 7.8ns Turn-off delay time: 38ns Fall time: 12ns This replaces the IPA60R520E6 previously used as it has similar or superior specifications. Cat No SC3298. Price: AUD $10.00 1  Add to trolley In stock: yes (7 available). Estimated dispatch time: 1-3 days Related to: Project: Valve Stereo Preamplifier For HiFi Systems (January 2016 [print issue] [online issue]) Project: Valve Stereo Preamplifier For HiFi Systems, Pt.2 (February 2016 [print issue] [online issue]) Project: Touch controlled all-diode checker and plotter (March 2019 [print issue] [online issue]) Other items relevant to these projects: Hifi Stereo Valve Preamplifier: Stereo Valve Preamplifier PCB [01101161] ($15.00) Add to trolley Red, White, Yellow & Black PCB-mounting RCA sockets ($5.00) Add to trolley Dual gang 50kΩ 16mm logarithmic taper potentiometer with spline tooth shaft ($5.00) Add to trolley Hard-to-get parts for Stereo Valve Preamplifier ($30.00) Add to trolley Hifi Stereo Valve Preamplifier clear acrylic case pieces ($20.00) Add to trolley Stereo Valve Preamplifier PCB pattern (PDF download) [01101161] (Free) Add to trolley Laser cutting artwork and drilling diagram for the Hifi Stereo Valve Preamplifier (PDF download) (Free) Add to trolley Touch controlled all-diode checker and plotter: Diode Curve Plotter PCB [04112181] ($7.50) Add to trolley 2.8-inch TFT Touchscreen LCD module with SD card socket ($25.00) Add to trolley Matte Black UB3 Lid for the Multi Diode Curve Plotter ($5.00) Add to trolley Firmware (.ino sketches) for the Multi Diode Curve Plotter (Free) Add to trolley Multi Diode Curve Plotter PCB pattern (PDF download) [04112181] (Free) Add to trolley Multi Diode Curve Plotter box cutting diagram (PDF download) (Free) Add to trolley