{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LTC3103EMSE#PBF","brand":"Analog Devices","brandSlug":"analog-devices","productSlug":"LTC3103EMSEPBF","canonicalUrl":"https://icboms.com/analog-devices/LTC3103EMSEPBF","factsUrl":"https://icboms.com/api/mcp/products/LTC3103EMSE%23PBF","rawCanonicalId":null},"summary":{"shortDescription":"Analog Devices LTC3103EMSE#PBF step-down buck regulator, 300 mA output, 1.2 MHz switching, adjustable output 0.6 V to 13.8 V, 10-MSOP-EP exposed pad, tube.","salesMarkdown":"The LTC3103EMSE#PBF: The 1.2 MHz fixed switching frequency keeps external inductor and capacitor values small, suiting space-constrained point-of-load designs. This improves efficiency at light loads and reduces BOM count in battery-powered or industrial rail-conversion stages. ## Thermal and package integration Housed in a 10-lead MSOP with exposed pad (10-MSOP-EP), the package measures 3.00 mm × 3.00 mm.","metaTitle":"LTC3103EMSE#PBF Buck Regulator, 300mA, 1.2MHz","metaDescription":"Analog Devices LTC3103EMSE#PBF step-down regulator, 300mA output, 1.2MHz switching, adjustable 0.6V-13.8V, -40°C to 125°C. Active, ROHS3 compliant.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Discrete Semiconductors"],"specifications":{"Package":"Tube","Function":"Step-Down","Topology":"Buck","Output Type":"Adjustable","Mounting Type":"Surface Mount","Package / Case":"10-TFSOP, 10-MSOP (0.118\\\", 3.00mm Width) Exposed Pad","lifecycle_stage":"eol_hot","Current - Output":"300mA","Number of Outputs":"1","Output Configuration":"Positive","Frequency - Switching":"1.2MHz","Operating Temperature":"-40°C ~ 125°C (TJ)","Synchronous Rectifier":"Yes","Voltage - Input (Max)":"15V","Voltage - Input (Min)":"2.5V","Voltage - Output (Max)":"13.8V","Supplier Device Package":"10-MSOP-EP","Voltage - Output (Min/Fixed)":"0.6V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$7.09","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$7.09000","currency":"USD"},{"qty":10,"price":"$6.40600","currency":"USD"},{"qty":25,"price":"$6.10800","currency":"USD"},{"qty":100,"price":"$5.30350","currency":"USD"},{"qty":250,"price":"$5.06516","currency":"USD"},{"qty":500,"price":"$4.61822","currency":"USD"},{"qty":1000,"price":"$4.02232","currency":"USD"},{"qty":2500,"price":"$3.87335","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/8d0f4a94d28c143b670d534a3d7aa396.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the closest functional alternative to the LTC3103EMSE#PBF?","answer":"The LT8620IMSE#PBF is a 2 A, 2.2 MHz synchronous buck in the same MSOP-EP package, offering higher output current at a higher switching frequency. The ADP2380AREZ is a 4 A, 1.4 MHz option in a different package. Neither is a pin-compatible drop-in; a board layout review is required for substitution."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/analog-devices/LTC3103EMSEPBF","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/analog-devices/LTC3103EMSEPBF when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T19:45:10.375Z","lastPublished":"2026-07-22T19:45:10.375Z","indexable":true}}