{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM4951SD/NOPB","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM4951SD-NOPB","canonicalUrl":"https://icboms.com/texas-instruments/LM4951SD-NOPB","factsUrl":"https://icboms.com/api/mcp/products/LM4951SD%2FNOPB","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments LM4951SD/NOPB Boomer® Class AB mono audio amplifier, 1.8W into 8Ω, 2.7V–9V supply, shutdown & thermal protection, 10-WSON exposed pad package, -40°C to 85°C.","salesMarkdown":"## 1.8W mono Class AB — what it delivers for a portable audio BOM The LM4951SD/NOPB is a Texas Instruments Boomer® Class AB audio amplifier delivering 1.8W into an 8Ω load from a single mono channel. ## Package and mounting — 10-WSON with exposed pad The 10-WSON exposed-pad package (4x4 mm) requires a thermal land pattern on the PCB to draw heat from the die.","metaTitle":"TI LM4951SD/NOPB Class AB Mono Amplifier, 1.8W into 8Ω","metaDescription":"Texas Instruments LM4951SD/NOPB Boomer® Class AB audio amplifier, 1.8W mono output into 8Ω, 2.7V–9V supply, shutdown & thermal protection, 10-WSON package","metaKeywords":null},"attributes":{"series":"Boomer®","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Memory (DRAM / SRAM / Flash / EEPROM)"],"specifications":{"Type":"Class AB","Series":"Boomer®","Package":"Tape & Reel (TR); Cut Tape (CT)","Features":"Depop, Shutdown, Thermal Protection","Output Type":"1-Channel (Mono)","Mounting Type":"Surface Mount","Package / Case":"10-WDFN Exposed Pad","lifecycle_stage":"eol_hot","Voltage - Supply":"2.7V ~ 9V","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"10-WSON (4x4)","Max Output Power x Channels @ Load":"1.8W x 1 @ 8Ohm"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.99","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$1.99000","currency":"USD"},{"qty":10,"price":"$1.79200","currency":"USD"},{"qty":25,"price":"$1.69040","currency":"USD"},{"qty":100,"price":"$1.44030","currency":"USD"},{"qty":250,"price":"$1.35236","currency":"USD"},{"qty":500,"price":"$1.18330","currency":"USD"},{"qty":1000,"price":"$0.98045","currency":"USD"},{"qty":2000,"price":"$0.95685","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/854082b19592bf4163d8b64b4ef893db.pdf","sourceUrl":null},"ai":{"faq":[{"question":"Where can I buy LM4951SD/NOPB?","answer":"This part is sourced and quoted to order through independent distribution. Submit an RFQ for current availability and pricing — stock levels and lead time are confirmed at quote time, not listed here."},{"question":"What is the output power of LM4951SD/NOPB?","answer":"The LM4951SD/NOPB delivers 1.8W into an 8Ω load from a single mono channel. This is the maximum output power per channel at the specified load impedance."},{"question":"Does LM4951SD/NOPB have shutdown and thermal protection?","answer":"Yes, the LM4951SD/NOPB integrates shutdown, thermal protection, and depop (pop-reduction) circuitry. Shutdown is controlled via a logic-level pin; thermal protection prevents die overheating under fault conditions."},{"question":"Can LM4951SD/NOPB be used with a 5V supply?","answer":"Yes, the 2.7V to 9V supply range includes 5V. At 5V the amplifier delivers its rated 1.8W into 8Ω with sufficient headroom."},{"question":"Is LM4951SD/NOPB RoHS compliant?","answer":"Yes, the NOPB suffix indicates RoHS3 compliance (lead-free and exempt under current EU RoHS directives)."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM4951SD-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/LM4951SD-NOPB 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}}