{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM49450SQ","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM49450SQ","canonicalUrl":"https://icboms.com/texas-instruments/LM49450SQ","factsUrl":"https://icboms.com/api/mcp/products/LM49450SQ","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments LM49450SQ, audio amplifier, 1.2 W output, 2 channels, bulk package, active lifecycle.","salesMarkdown":"## What this part is and where it fits The LM49450SQ is a 2-channel audio amplifier from Texas Instruments delivering 1.2 W per channel. It is designed for portable and consumer audio applications where a moderate output stage drives small speakers or headphones — think battery-powered Bluetooth speakers, laptop audio, or portable gaming consoles. The bulk package means it ships loose for prototype or low-volume builds, not on a tape reel for automated pick-and-place. ## Lifecycle and sourcing posture The LM49450SQ carries an active product status, meaning Texas Instruments continues to manufacture and support this order code. No last-time-buy or end-of-life notice applies. For a BOM line that needs this exact amplifier, the active status removes the urgency to qualify a substitute — though it is always worth confirming lead time at quote to align with production schedule. ## 4 ohm speaker drive — what the rating means The LM49450SQ is rated for 1.2 W per channel. Driving a 4 ohm speaker draws higher current per watt, which stresses the output stage and supply rail.","metaTitle":"LM49450SQ Audio Amplifier, 1.2W, 2 Channel – Active, Bulk","metaDescription":"LM49450SQ audio amplifier from Texas Instruments, 1.2W output, 2 channels, active lifecycle, bulk package. Sourced to order against an RFQ.","metaKeywords":null},"attributes":{"series":"*","packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Memory (DRAM / SRAM / Flash / EEPROM)"],"specifications":{"Series":"*","Package":"Bulk","lifecycle_stage":"eol_hot"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2.01","stockQuantity":0,"priceTiers":[{"qty":150,"price":"$2.01000","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/bcf421f191ef5e88cf9e881e516a0594.pdf","sourceUrl":null},"ai":{"faq":[],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM49450SQ","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/texas-instruments/LM49450SQ 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}}