{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MAX1522EUT+T","brand":"Analog Devices","brandSlug":"analog-devices","productSlug":"MAX1522EUTT","canonicalUrl":"https://icboms.com/analog-devices/MAX1522EUTT","factsUrl":"https://icboms.com/api/mcp/products/MAX1522EUT%2BT","rawCanonicalId":null},"summary":{"shortDescription":"Maxim Integrated MAX1522EUT+T current-mode PWM controller, boost/flyback/SEPIC topology, single output, transistor driver, 85% max duty cycle, SOT-23-6, -40°C to 85°C, 2.5V to 5.5V supply.","salesMarkdown":"## Topology flexibility and duty-cycle limit The 85% maximum duty cycle sets the practical step-up ratio for a boost: with a 5V input, you can regulate up to roughly 28V before the off-time gets too short for the transformer reset or inductor discharge. For flyback and SEPIC designs, that duty ceiling is generous enough for most multi-output auxiliary supplies in industrial and telecom gear. The controller lacks clock-sync capability, so if you are paralleling multiple converters on a board, plan for beat-frequency filtering or spread-spectrum at the input. ## Temperature grade and environment Rated for -40°C to 85°C ambient, this part fits outdoor telecom enclosures, factory-floor sensor supplies, and HVAC controller boards. ## Lifecycle and sourcing posture The MAX1522EUT+T carries an Active product status with ROHS3 compliance. No official pin-compatible second source is listed in the available records, so dual-sourcing would require a layout change or a different controller family.","metaTitle":"MAX1522EUT+T SOT-23-6 Boost/Flyback/SEPIC Controller, Active","metaDescription":"MAX1522EUT+T is an active current-mode PWM controller supporting boost, flyback, and SEPIC topologies. SOT-23-6 package, 2.5V-5.5V supply, -40°C to 85°C.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["DC-DC Power Modules"],"specifications":{"Package":"Tape & Reel (TR); Cut Tape (CT)","Function":"Step-Up, Step-Up/Step-Down","Topology":"Boost, Flyback, SEPIC","Clock Sync":"No","Output Type":"Transistor Driver","Mounting Type":"Surface Mount","Output Phases":"1","Package / Case":"SOT-23-6","lifecycle_stage":"eol_hot","Control Features":"Enable","Duty Cycle (Max)":"85%","Number of Outputs":"1","Output Configuration":"Positive","Operating Temperature":"-40°C ~ 85°C (TA)","Synchronous Rectifier":"No","Supplier Device Package":"SOT-6","Voltage - Supply (Vcc/Vdd)":"2.5V ~ 5.5V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$3.35","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$3.35000","currency":"USD"},{"qty":10,"price":"$3.00500","currency":"USD"},{"qty":25,"price":"$2.84080","currency":"USD"},{"qty":100,"price":"$2.46190","currency":"USD"},{"qty":250,"price":"$2.33564","currency":"USD"},{"qty":500,"price":"$2.09576","currency":"USD"},{"qty":1000,"price":"$1.76750","currency":"USD"},{"qty":2500,"price":"$1.50450","currency":"USD"},{"qty":5000,"price":"$1.44794","currency":"USD"}]},"links":{"datasheetUrl":"https://datasheets.maximintegrated.com/en/ds/MAX1522-MAX1524.pdf","sourceUrl":null},"ai":{"faq":[{"question":"Can MAX1522EUT+T be used in a SEPIC converter?","answer":"Yes, SEPIC is one of the three supported topologies alongside boost and flyback. The 85% max duty cycle and single N-channel drive are well suited for coupled-inductor SEPIC designs up to moderate power levels."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/analog-devices/MAX1522EUTT","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/analog-devices/MAX1522EUTT 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}}