{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LM4853MM/NOPB","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LM4853MM-NOPB","canonicalUrl":"https://icboms.com/texas-instruments/LM4853MM-NOPB","factsUrl":"https://icboms.com/api/mcp/products/LM4853MM%2FNOPB","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments Boomer® series, LM4853MM/NOPB, Class AB audio amplifier, 1-Channel (Mono) with Stereo Headphones, 1.9W x 1 @ 3Ohm + 300mW x 2 @ 8Ohm, 2.4V ~ 5.5V supply, -40°C ~ 85°C, 10-VSSOP package.","salesMarkdown":"## What this part is and where it fits The Texas Instruments LM4853MM/NOPB is a Class AB audio amplifier from the Boomer® series, combining a 1-channel mono speaker amplifier with a separate stereo headphone output in a single 10-VSSOP package. ## Output power — what the 3Ω and 8Ω ratings mean for your BOM The 1.9W into 3Ω rating is the mono speaker channel's maximum output; the 300mW into 8Ω per channel is the headphone output. ## Features that matter in a portable design The depop circuit suppresses power-on and power-off clicks, which is a practical concern in battery-powered devices where the amplifier is frequently enabled and disabled. The shutdown pin reduces quiescent current to near zero, extending battery life during idle periods. Thermal protection prevents the IC from damaging itself under a shorted load or excessive ambient temperature — it reduces output drive rather than latching off, so audio recovers automatically when the die cools.","metaTitle":"LM4853MM/NOPB TI Boomer Class AB Audio Amp","metaDescription":"LM4853MM/NOPB from TI Boomer series: Class AB audio amplifier, 1.9W into 3Ω mono speaker plus 300mW stereo headphones. Active, ROHS3, -40°C to 85°C.","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) with Stereo Headphones","Mounting Type":"Surface Mount","Package / Case":"10-TFSOP, 10-MSOP (0.118\\\", 3.00mm Width)","lifecycle_stage":"eol_hot","Voltage - Supply":"2.4V ~ 5.5V","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"10-VSSOP","Max Output Power x Channels @ Load":"1.9W x 1 @ 3Ohm; 300mW x 2 @ 8Ohm"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2.68","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$2.68000","currency":"USD"},{"qty":10,"price":"$2.40700","currency":"USD"},{"qty":25,"price":"$2.27120","currency":"USD"},{"qty":100,"price":"$1.93490","currency":"USD"},{"qty":250,"price":"$1.81684","currency":"USD"},{"qty":500,"price":"$1.58974","currency":"USD"},{"qty":1000,"price":"$1.01749","currency":"USD"},{"qty":2000,"price":"$0.99300","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/c1881116d52ccf26a12d8d1d211f09a2.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the output power of LM4853MM/NOPB into 3Ω and 8Ω loads?","answer":"The mono speaker channel delivers 1.9W into a 3Ω load, and the stereo headphone outputs deliver 300mW per channel into an 8Ω load."},{"question":"Does LM4853MM/NOPB support both mono speaker and stereo headphone outputs?","answer":"Yes, it has a 1-channel mono speaker output and a separate stereo headphone output, all in one IC."},{"question":"What is the typical price and lead time for LM4853MM/NOPB?","answer":"Pricing and lead time are market-dependent and confirmed at quote time. Submit an RFQ for current pricing and delivery window."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LM4853MM-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/LM4853MM-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}}