{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"IRLZ44ZSTRRPBF","brand":"Infineon Technologies","brandSlug":"infineon","productSlug":"IRLZ44ZSTRRPBF","canonicalUrl":"https://icboms.com/infineon/IRLZ44ZSTRRPBF","factsUrl":"https://icboms.com/api/mcp/products/IRLZ44ZSTRRPBF","rawCanonicalId":null},"summary":{"shortDescription":"Infineon HEXFET® N-Channel MOSFET, 55 V Vdss, 51 A continuous drain, 13.5 mOhm Rds(on) at 10 V Vgs, logic-level gate drive, D2PAK (TO-263) surface-mount package, -55°C to 175°C junction temperature.","salesMarkdown":"## 55 V, 51 A logic-level N-channel in D2PAK The IRLZ44ZSTRRPBF: Gate charge is 36 nC at 5 V. ## Obsolete — last-time-buy window closed This exact ordering code carries an Obsolete lifecycle status. The last-time-buy window has passed; Infineon no longer manufactures the IRLZ44ZSTRRPBF. Rds(on) is 13.5 mOhm at 10 V.","metaTitle":"IRLZ44ZSTRRPBF HEXFET N-Ch MOSFET, 55V 51A, 13.5mOhm, D2PAK","metaDescription":"IRLZ44ZSTRRPBF N-channel HEXFET MOSFET, 55V Vdss, 51A Id, 13.5mOhm Rds(on) at 10V. D2PAK surface mount.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Discrete Semiconductors"],"specifications":{"Mfr":"Infineon Technologies","Series":"HEXFET®","Package":"Tape & Reel (TR)","FET Type":"N-Channel","Vgs (Max)":"±16V","Technology":"MOSFET (Metal Oxide)","FET Feature":"-","Mounting Type":"Surface Mount","Package / Case":"TO-263-3, D²Pak (2 Leads + Tab), TO-263AB","Product Status":"Obsolete","lifecycle_stage":"eol_hot","Vgs(th) (Max) @ Id":"3V @ 250µA","Operating Temperature":"-55°C~175°C(TJ)","Rds On (Max) @ Id, Vgs":"13.5mOhm @ 31A, 10V","Power Dissipation (Max)":"80W (Tc)","Supplier Device Package":"D2PAK","Gate Charge (Qg) (Max) @ Vgs":"36 nC @ 5 V","Drain to Source Voltage (Vdss)":"55 V","Input Capacitance (Ciss) (Max) @ Vds":"1620 pF @ 25 V","Drive Voltage (Max Rds On, Min Rds On)":"4.5V, 10V","Current - Continuous Drain (Id) @ 25°C":"51A (Tc)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.4700","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/8b115a363070061375a79c3374690212.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/IRLZ44ZSTRRPBF/alternatives.json"},"ai":{"faq":[{"question":"Is the IRLZ44ZSTRRPBF obsolete?","answer":"Yes, the IRLZ44ZSTRRPBF carries an Obsolete lifecycle status. Infineon has discontinued this exact ordering code, and the last-time-buy window is closed."},{"question":"What is the replacement for IRLZ44ZSTRRPBF?","answer":"For a drop-in replacement, a designer would need to cross-reference the 55 V Vdss, 51 A Id, 13.5 mOhm Rds(on) at 10 V, and the D2PAK package. Contact our desk with the target application and we can suggest a current-production Infineen HEXFET that meets the parametric envelope."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/infineon/IRLZ44ZSTRRPBF","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/infineon/IRLZ44ZSTRRPBF when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-17T19:50:00.618Z","lastPublished":"2026-07-17T19:50:00.618Z","indexable":true}}