{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"LP3876ESX-1.8/NOPB","brand":"Texas Instruments","brandSlug":"texas-instruments","productSlug":"LP3876ESX-1.8-NOPB","canonicalUrl":"https://icboms.com/texas-instruments/LP3876ESX-1.8-NOPB","factsUrl":"https://icboms.com/api/mcp/products/LP3876ESX-1.8%2FNOPB","rawCanonicalId":null},"summary":{"shortDescription":"Texas Instruments LP3876ESX-1.8/NOPB, positive fixed LDO regulator, 1.8V output, 3A, 1.2V max dropout, TO-263-5 DDPAK, -40 to 125°C, active.","salesMarkdown":"## What this 1.8V LDO brings to the board The Texas Instruments LP3876ESX-1.8/NOPB is a single-output positive LDO that delivers a fixed 1.8 V at up to 3 A. It is built for industrial and automotive-adjacent environments where the ambient temperature can hit 125 °C and the load demands a clean, regulated rail without a lot of headroom. The D²Pak (TO-263-5) package has a large metal tab that sinks heat into the board copper — you will want a decent copper pour under that tab if you plan to pull the full 3 A continuously. ## Protection and control for field reliability Built-in over-current, over-temperature, and short-circuit protection mean this regulator can survive a fault on the output without letting the magic smoke out. The Enable pin lets you sequence the rail on and off — handy if the downstream load needs a power-on reset or you are ganging multiple regulators. Quiescent current runs 5 mA typical, supply max 15 mA; not a low-Iq part for battery gear, but fine for a powered system where the 3 A capability is the draw. ## Sourcing and lifecycle The LP3876ESX-1.8/NOPB is listed as Active and ROHS3 compliant.","metaTitle":"LP3876ESX-1.8/NOPB LDO Regulator, 1.8V Fixed, 3A, D²Pak-5","metaDescription":"Texas Instruments LP3876ESX-1.8/NOPB is a 1.8V fixed-output LDO rated for 3A with 1.2V max dropout at full load. Active, ROHS3, industrial temp.","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)","Output Type":"Fixed","Mounting Type":"Surface Mount","Package / Case":"TO-263-6, D²Pak (5 Leads + Tab), TO-263BA","lifecycle_stage":"eol_hot","Control Features":"Enable","Current - Output":"3A","Protection Features":"Over Current, Over Temperature, Short Circuit","Number of Regulators":"1","Output Configuration":"Positive","Operating Temperature":"-40°C ~ 125°C","Voltage - Input (Max)":"7V","Voltage Dropout (Max)":"1.2V @ 3A","Current - Supply (Max)":"15 mA","Supplier Device Package":"DDPAK/TO-263-5","Current - Quiescent (Iq)":"5 mA","Voltage - Output (Min/Fixed)":"1.8V"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$5.62","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$5.41000","currency":"USD"},{"qty":10,"price":"$4.85600","currency":"USD"},{"qty":25,"price":"$4.59120","currency":"USD"},{"qty":100,"price":"$3.97900","currency":"USD"},{"qty":250,"price":"$3.77492","currency":"USD"},{"qty":500,"price":"$3.38724","currency":"USD"},{"qty":1000,"price":"$2.88750","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icboms.com/38e402f5584c11591dac9b5a7277f33f.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the equivalent of LP3876ESX-1.8/NOPB?","answer":"There is no single drop-in equivalent listed. The LMS1587IS-3.3/NOPB is a 3.3 V, 3 A LDO in a similar TO-263 package but with a different output voltage. For a 1.8 V, 3 A fixed LDO, the LP3876ESX-1.8/NOPB is the primary part; check the TPS7A0218PYCHR for a lower-current (200 mA) alternative."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/texas-instruments/LP3876ESX-1.8-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/LP3876ESX-1.8-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}}