{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"MAX1771CSA+T","brand":"Analog Devices","brandSlug":"analog-devices","productSlug":"MAX1771CSAT","canonicalUrl":"https://icboms.com/analog-devices/MAX1771CSAT","factsUrl":"https://icboms.com/api/mcp/products/MAX1771CSA%2BT","rawCanonicalId":null},"summary":{"shortDescription":"Maxim Integrated MAX1771CSA+T, current-mode PWM controller, boost/buck-boost topology, 300kHz switching, 92% max duty cycle, 3V to 16.5V supply, enable pin, 8-SOIC, 0°C to 70°C.","salesMarkdown":"## 300kHz switching — inductor and filter sizing The 300kHz switching frequency is fixed; the controller does not synchronize to an external clock. ## Active lifecycle — no LTB risk The MAX1771CSA+T carries an active lifecycle status. For BOM planning, this means no forced redesign or inventory bulge from an impending EOL notice. The part is ROHS3 compliant.","metaTitle":"MAX1771CSA+T Switching Controller, Boost/Buck-Boost, 300kHz","metaDescription":"MAX1771CSA+T is an active current-mode PWM controller for boost and buck-boost topologies.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Analog & Data Acquisition"],"specifications":{"Package":"Tape & Reel (TR); Cut Tape (CT)","Function":"Step-Up, Step-Up/Step-Down","Topology":"Boost, Buck-Boost","Clock Sync":"No","Output Type":"Transistor Driver","Mounting Type":"Surface Mount","Output Phases":"1","Package / Case":"8-SOIC (0.154\\\", 3.90mm Width)","lifecycle_stage":"eol_hot","Control Features":"Enable","Duty Cycle (Max)":"92%","Number of Outputs":"1","Output Configuration":"Positive","Frequency - Switching":"300kHz","Operating Temperature":"0°C ~ 70°C (TA)","Synchronous Rectifier":"No","Supplier Device Package":"8-SOIC","Voltage - Supply (Vcc/Vdd)":"3V ~ 16.5V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$6.04","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$5.64000","currency":"USD"},{"qty":1,"price":"$6.04000","currency":"USD"},{"qty":10,"price":"$5.42600","currency":"USD"},{"qty":10,"price":"$5.06600","currency":"USD"},{"qty":25,"price":"$5.13000","currency":"USD"},{"qty":25,"price":"$4.78960","currency":"USD"},{"qty":100,"price":"$4.44600","currency":"USD"},{"qty":100,"price":"$4.15080","currency":"USD"},{"qty":250,"price":"$3.93796","currency":"USD"},{"qty":250,"price":"$4.21800","currency":"USD"},{"qty":500,"price":"$3.78480","currency":"USD"},{"qty":500,"price":"$3.53352","currency":"USD"}]},"links":{"datasheetUrl":"https://datasheets.maximintegrated.com/en/ds/MAX1771.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the switching frequency of MAX1771CSA+T?","answer":"The switching frequency is 300kHz. This is fixed; the controller does not support external clock synchronization."},{"question":"Does MAX1771CSA+T have an enable pin for shutdown control?","answer":"Yes, the controller includes an enable pin for external shutdown control, allowing the converter to be turned off for power sequencing or low-power standby."},{"question":"What is the maximum duty cycle of MAX1771CSA+T?","answer":"The maximum duty cycle is 92%, which defines the achievable step-up ratio and minimum dropout in boost mode."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/analog-devices/MAX1771CSAT","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/analog-devices/MAX1771CSAT 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}}