{"product_id":"50pcs-to-220-series-mos-transistors-kit-irfz44n-irf510n-irf540n-irf3205-irf9540n-55v-to-500v-for-irfz44n-irf540n-and-irf3205","title":"50pcs TO-220 Series MOS Transistors Kit IRFZ44N IRF510N IRF540N IRF3205 IRF9540N 55V To 500V For IRFZ44N IRF540N And IRF3205","description":"\u003ch2\u003e50pcs TO-220 Power MOSFET Assortment Kit — 10 Types, 55V to 500V, N \u0026amp; P Channel\u003c\/h2\u003e\n\n\u003cp\u003eA comprehensive TO-220 power MOSFET assortment covering 10 of the most commonly used N-channel and P-channel MOSFETs in power electronics, from 55V\/110A low-voltage high-current types to 500V\/8A high-voltage types. 5 pieces of each type, 50 pieces total — ideal for prototyping, repair stock, and educational use. All devices are in standard TO-220 through-hole package compatible with breadboards, perfboards, and standard TO-220 heatsinks.\u003c\/p\u003e\n\n\u003ch3\u003eKit Contents (50 Pieces Total — 5pcs Each)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRFZ44N:\u003c\/strong\u003e N-Ch, 55V, 49A, Rds(on)=17.5mΩ — logic-level compatible, Arduino motor control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRF510N:\u003c\/strong\u003e N-Ch, 100V, 5.6A, Rds(on)=540mΩ — low-current, RF amplifier, audio applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRF520N:\u003c\/strong\u003e N-Ch, 100V, 9.7A, Rds(on)=270mΩ — general-purpose medium-current switching\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRF530N:\u003c\/strong\u003e N-Ch, 100V, 17A, Rds(on)=90mΩ — medium-power motor control and DC-DC converters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRF540N:\u003c\/strong\u003e N-Ch, 100V, 33A, Rds(on)=44mΩ — high-current 48V–72V bus switching\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRF640N:\u003c\/strong\u003e N-Ch, 200V, 18A, Rds(on)=150mΩ — 200V bus applications, offline SMPS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRF740:\u003c\/strong\u003e N-Ch, 400V, 10A, Rds(on)=550mΩ — offline flyback and forward converter switching\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRF840:\u003c\/strong\u003e N-Ch, 500V, 8A, Rds(on)=850mΩ — high-voltage offline SMPS, motor drives\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRF3205:\u003c\/strong\u003e N-Ch, 55V, 110A, Rds(on)=8mΩ — highest current in kit, inverters and H-bridges\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIRF9540N:\u003c\/strong\u003e P-Ch, 100V, 23A, Rds(on)=117mΩ — high-side P-channel switch, H-bridge complement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eQuick Selection Guide by Application\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino PWM motor control (12V, ≤10A):\u003c\/strong\u003e IRFZ44N (logic-level, easy to drive from 5V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-current 12V inverter (low-side):\u003c\/strong\u003e IRF3205 (110A, 8mΩ, lowest conduction loss)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e48V bus DC-DC converter:\u003c\/strong\u003e IRF540N (100V, 33A, good balance of voltage and current)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOffline flyback SMPS (230V AC input):\u003c\/strong\u003e IRF840 (500V, handles 325V DC bus with margin)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-side P-channel switch (12V–48V):\u003c\/strong\u003e IRF9540N (100V, 23A, no bootstrap needed)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eH-bridge motor driver (high-side):\u003c\/strong\u003e IRF9540N (P-Ch) + IRFZ44N or IRF3205 (N-Ch)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTO-220 Pinout (All Devices)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePin 1 (left):\u003c\/strong\u003e Gate (G)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePin 2 (center):\u003c\/strong\u003e Drain (D)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePin 3 (right):\u003c\/strong\u003e Source (S)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTab (metal):\u003c\/strong\u003e Drain (D) — use insulating pad when mounting to grounded heatsink\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eGate Drive Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAll N-channel devices require Vgs = 10V for full Rds(on) specification\u003c\/li\u003e\n\u003cli\u003eIRFZ44N has Vgs(th) = 2–4V — partially enhanced at 5V, suitable for Arduino direct drive at low currents\u003c\/li\u003e\n\u003cli\u003eIRF510N\/520N\/530N\/540N\/640N\/740\/840 require 10V gate drive for full performance\u003c\/li\u003e\n\u003cli\u003eIRF9540N (P-channel) requires Vgs = −10V for full enhancement (gate must be pulled 10V below source)\u003c\/li\u003e\n\u003cli\u003eUse gate driver ICs (IR2104, TC4420, UCC27524) for high-frequency switching or high-current applications\u003c\/li\u003e\n\u003cli\u003eAdd 10–22Ω series gate resistor to limit switching speed and reduce EMI\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePrototyping and breadboard power electronics experiments\u003c\/li\u003e\n\u003cli\u003eRepair stock for inverters, motor drives, and SMPS\u003c\/li\u003e\n\u003cli\u003eEducational electronics lab — covers full voltage range from 55V to 500V\u003c\/li\u003e\n\u003cli\u003eH-bridge motor driver design and testing\u003c\/li\u003e\n\u003cli\u003eDC-DC converter power stage prototyping\u003c\/li\u003e\n\u003cli\u003eOffline flyback and forward converter switching element\u003c\/li\u003e\n\u003cli\u003eBattery management system (BMS) discharge MOSFET\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e50 × TO-220 power MOSFET (5 pieces each of 10 types as listed above)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"China Mainland","offer_id":47798497280235,"sku":"200007763:201336100","price":87.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/Sa9579517ba52416682aa065de9c52e35G.webp?v=1770565659","url":"https:\/\/keszoox.com\/products\/50pcs-to-220-series-mos-transistors-kit-irfz44n-irf510n-irf540n-irf3205-irf9540n-55v-to-500v-for-irfz44n-irf540n-and-irf3205","provider":"Keszoox","version":"1.0","type":"link"}