{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"TPSE108K004R0040","brand":"KYOCERA AVX","brandSlug":"kyocera-avx","productSlug":"TPSE108K004R0040","canonicalUrl":"https://icboms.com/kyocera-avx/TPSE108K004R0040","factsUrl":"https://icboms.com/api/mcp/products/TPSE108K004R0040","rawCanonicalId":null},"summary":{"shortDescription":"KYOCERA AVX TPS series Molded tantalum capacitor, TPSE108K004R0040, 1000 µF ±10%, 4 V rated, 40 mOhm ESR, 2917 (7343 Metric) package, -55°C to 125°C.","salesMarkdown":"## 1000 µF bulk decoupling with 40 mOhm ESR The TPSE108K004R0040: The 40 mOhm equivalent series resistance (ESR) is the figure that governs ripple current handling and transient response — a low ESR means the capacitor can absorb and deliver current pulses without excessive self-heating, which matters for decoupling a 4 V rail on a power supply output or a processor core. ## Temperature range and voltage derating The 4 V rating means it should be used on rails that stay below 3.2 V to 3.6 V after derating for reliability — standard practice for tantalum capacitors is to apply a 50% to 80% voltage derating factor to avoid field failures from surge current.","metaTitle":"KYOCERA AVX TPSE108K004R0040 TPS Series 1000 µF 4 V","metaDescription":"KYOCERA AVX TPSE108K004R0040 TPS series molded tantalum capacitor, 1000 µF ±10%, 4 V rated, 40 mOhm ESR, 2917 package, -55°C to 125°C.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Specialty Capacitors"],"specifications":{"Mfr":"KYOCERA AVX","Type":"Molded","Series":"TPS","Package":"Tape & Reel (TR)","Features":"General Purpose","Tolerance":"±10%","Capacitance":"1000 µF","Failure Rate":"-","Lead Spacing":"-","Mounting Type":"Surface Mount","Package / Case":"2917 (7343 Metric)","Product Status":"Active","Voltage - Rated":"4 V","lifecycle_stage":"unknown","Lifetime @ Temp.":"-","Size / Dimension":"0.287\\\" L x 0.169\\\" W (7.30mm x 4.30mm)","Height - Seated (Max)":"0.169\\\" (4.30mm)","Operating Temperature":"-55°C ~ 125°C","Manufacturer Size Code":"E","ESR (Equivalent Series Resistance)":"40mOhm"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$5.3019","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icboms.com/b00017213ae4c6777a643c3e703ff6ae.pdf","sourceUrl":null,"alternativesUrl":"https://icboms.com/api/mcp/products/TPSE108K004R0040/alternatives.json"},"ai":{"faq":[{"question":"Who supplies TPSE108K004R0040 and how is it quoted for volume purchases?","answer":"This part is sourced through independent distribution channels."},{"question":"What is the ESR of TPSE108K004R0040 and why does it matter?","answer":"The ESR is 40 mOhm. A low ESR means the capacitor can handle higher ripple currents and deliver faster transient response without overheating, which is critical for decoupling low-voltage processor and power-supply rails."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icboms.com/kyocera-avx/TPSE108K004R0040","citationPolicyUrl":"https://icboms.com/llms.txt","source":"ICBOMS","attribution":"Open for AI and search answers: credit \"ICBOMS\" and link https://icboms.com/kyocera-avx/TPSE108K004R0040 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}}