{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM26420Q1XSQX/NOPB","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM26420Q1XSQX-NOPB","canonicalUrl":"https://icboms.com/texas-instruments/LM26420Q1XSQX-NOPB","factsUrl":"https://icboms.com/api/mcp/products/LM26420Q1XSQX%2FNOPB","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments LM26420Q1XSQX/NOPB, dual step-down buck regulator, adjustable output, 2 A per channel, 3-5.5 V input, 2.2 MHz switching, AEC-Q100 automotive grade, 16-WQFN exposed pad package.","salesMarkdown":"## Automotive-grade dual 2 A buck for point-of-load rails The LM26420Q1XSQX/NOPB: The 2.2 MHz switching frequency allows the use of small inductors and ceramic capacitors, shrinking the total solution footprint for space-constrained automotive ECUs. ## Package and thermal integration for compact boards Housed in a 16-WQFN with an exposed pad (4 mm × 4 mm), the LM26420Q1XSQX/NOPB requires a thermal land pattern on the PCB to dissipate heat from the dual 2 A outputs. The adjustable output voltage range from 0.8 V to 4.5 V covers common core and I/O rails for microcontrollers, FPGAs, and sensors in automotive infotainment and ADAS modules.","metaTitle":"LM26420Q1XSQX/NOPB Texas Instruments Dual Buck Regulator","metaDescription":"Texas Instruments LM26420Q1XSQX/NOPB dual 2 A step-down regulator, AEC-Q100 qualified, 3-5.5 V input, 2.2 MHz switching, 16-WQFN.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Analog & Data Acquisition"],"specifications":{"Grade":"Automotive","Package":"Tape & Reel (TR); Cut Tape (CT)","Function":"Step-Down","Topology":"Buck","Output Type":"Adjustable","Mounting Type":"Surface Mount","Qualification":"AEC-Q100","Package / Case":"16-WQFN Exposed Pad","lifecycle_stage":"eol_hot","Current - Output":"2A","Number of Outputs":"2","Output Configuration":"Positive","Frequency - Switching":"2.2MHz","Operating Temperature":"-40°C ~ 125°C (TJ)","Synchronous Rectifier":"Yes","Voltage - Input (Max)":"5.5V","Voltage - Input (Min)":"3V","Voltage - Output (Max)":"4.5V","Supplier Device Package":"16-WQFN (4x4)","Voltage - Output (Min/Fixed)":"0.8V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2.98","priceTiers":[{"qty":1,"price":"$2.98000","currency":"USD"},{"qty":10,"price":"$2.67500","currency":"USD"},{"qty":25,"price":"$2.52920","currency":"USD"},{"qty":100,"price":"$2.19210","currency":"USD"},{"qty":250,"price":"$2.07964","currency":"USD"},{"qty":500,"price":"$1.86606","currency":"USD"},{"qty":1000,"price":"$1.57378","currency":"USD"},{"qty":4500,"price":"$1.49509","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/52e82cbd3532638cb8ab5724d598a18d.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/LM26420Q1XSQX%2FNOPB/alternatives.json"},"ai":{"faq":[{"question":"Is LM26420Q1XSQX/NOPB a direct replacement for TPS65261RHBT?","answer":"No. The LM26420Q1XSQX/NOPB offers dual 2 A outputs, a 2.2 MHz switching frequency, and a wider -40 °C to 125 °C junction temperature range. The two parts are not pin-compatible and serve different output-count and temperature-grade requirements."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM26420Q1XSQX-NOPB","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/LM26420Q1XSQX-NOPB when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:49:49.435Z","lastPublished":"2026-08-11T15:49:49.435Z","indexable":true}}