{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"STFI20NK50Z","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"STFI20NK50Z","canonicalUrl":"https://icboms.com/stmicroelectronics/STFI20NK50Z","factsUrl":"https://icboms.com/api/mcp/products/STFI20NK50Z","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics SuperMESH™ series, STFI20NK50Z, N-Channel MOSFET, 500 V Vdss, 17 A continuous drain, 270 mΩ Rds(on) at 10 V, 119 nC gate charge, TO-262-3 full pack (I2PAKFP), through-hole.","salesMarkdown":"For a 500 V part, this gate charge is moderate; a standard MOSFET driver with a few amps of peak current handles it cleanly in the 50–100 kHz range. ## Obsolete — sourcing through independent distribution STMicroelectronics lists the STFI20NK50Z as obsolete.","metaTitle":"STFI20NK50Z SuperMESH™ N-Ch MOSFET, 500 V, 17 A, 270 mΩ","metaDescription":"STMicroelectronics STFI20NK50Z N-channel 500 V, 17 A MOSFET in TO-262 full-pack. 270 mΩ Rds(on), 119 nC gate charge.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Discrete Semiconductors"],"specifications":{"Mfr":"STMicroelectronics","Series":"SuperMESH™","Package":"Tube","FET Type":"N-Channel","Vgs (Max)":"±30V","Technology":"MOSFET (Metal Oxide)","FET Feature":"-","Mounting Type":"Through Hole","Package / Case":"TO-262-3 Full Pack, I²Pak","Product Status":"Obsolete","lifecycle_stage":"eol_hot","Vgs(th) (Max) @ Id":"4.5V @ 100µA","Base Product Number":"STFI20N","Operating Temperature":"150°C (TJ)","Rds On (Max) @ Id, Vgs":"270mOhm @ 8.5A, 10V","Power Dissipation (Max)":"40W (Tc)","Supplier Device Package":"I2PAKFP (TO-281)","Gate Charge (Qg) (Max) @ Vgs":"119 nC @ 10 V","Drain to Source Voltage (Vdss)":"500 V","Input Capacitance (Ciss) (Max) @ Vds":"2600 pF @ 25 V","Drive Voltage (Max Rds On, Min Rds On)":"10V","Current - Continuous Drain (Id) @ 25°C":"17A (Tc)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$3.8300","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/4da9ae16ffc26e9ff1ef69a07be51e83.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/STFI20NK50Z/alternatives.json"},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/STFI20NK50Z","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/STFI20NK50Z when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-31T14:48:58.556Z","lastPublished":"2026-07-31T14:48:58.556Z","indexable":true}}