{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"TS4990IDT","brand":"STMicroelectronics","brandSlug":"stmicroelectronics","productSlug":"TS4990IDT","canonicalUrl":"https://icboms.com/stmicroelectronics/TS4990IDT","factsUrl":"https://icboms.com/api/mcp/products/TS4990IDT","rawCanonicalId":null},"summary":{"shortDescription":"STMicroelectronics TS4990IDT Class AB audio amplifier, 1-Channel (Mono) output, 1.2W x 1 @ 8Ohm, 2.2V-5.5V supply, 8-SOIC package, Tape & Reel.","salesMarkdown":"## Package, supply rails, and integration note The TS4990IDT: Integrated features include depop circuitry to suppress turn-on clicks, differential inputs for improved noise rejection, a standby mode for power savings, and thermal protection that shuts down the output stage if the die temperature exceeds the safe operating limit.","metaTitle":"STMicroelectronics TS4990IDT Class AB Audio Amp, 1.2W @ 8Ω","metaDescription":"Active 1.2W Class AB mono amplifier in 8-SOIC. 2.2-5.5V supply, industrial temp, depop, standby. STMicro TS4990IDT sourced to order.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Analog & Data Acquisition"],"specifications":{"Type":"Class AB","Package":"Tape & Reel (TR); Cut Tape (CT)","Features":"Depop, Differential Inputs, Standby, Thermal Protection","Output Type":"1-Channel (Mono)","Mounting Type":"Surface Mount","Package / Case":"8-SOIC (0.154\\\", 3.90mm Width)","lifecycle_stage":"eol_hot","Voltage - Supply":"2.2V ~ 5.5V","Operating Temperature":"-40°C ~ 85°C (TA)","Supplier Device Package":"8-SOIC","Max Output Power x Channels @ Load":"1.2W x 1 @ 8Ohm"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.26","priceTiers":[{"qty":1,"price":"$1.26000","currency":"USD"},{"qty":10,"price":"$1.12300","currency":"USD"},{"qty":25,"price":"$1.06600","currency":"USD"},{"qty":100,"price":"$0.87570","currency":"USD"},{"qty":250,"price":"$0.81860","currency":"USD"},{"qty":500,"price":"$0.72342","currency":"USD"},{"qty":1000,"price":"$0.62860","currency":"USD"},{"qty":2500,"price":"$0.62860","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/76f447dbdebfbe9c7f492f74001b9ae5.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/TS4990IDT/alternatives.json"},"ai":{"faq":[{"question":"What is the closest functional second-source for TS4990IDT?","answer":"The TS4990IQT shares the same 1.2 W output, Class AB topology, and feature set (depop, differential inputs, standby, thermal protection), but uses a QFN package rather than the 8-SOIC of the TS4990IDT. The electrical performance is equivalent, but the land pattern is different — a board revision is required to swap between them."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/stmicroelectronics/TS4990IDT","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/stmicroelectronics/TS4990IDT 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}}