{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"20021521-00020T1LF","brand":"Amphenol","brandSlug":"amphenol","productSlug":"20021521-00020T1LF","canonicalUrl":"https://icsourcedirect.com/amphenol/20021521-00020T1LF","factsUrl":"https://icsourcedirect.com/api/mcp/products/20021521-00020T1LF","rawCanonicalId":null},"summary":{"shortDescription":"Amphenol ICC (FCI) Minitek127® 20021521 series, 20-position dual-row SMD header, 1.27mm pitch, shrouded 4-wall, gold flash contacts, 1A per contact, 125VAC, -40°C~105°C, UL94 V-0.","salesMarkdown":"The 20021521-00020T1LF: The 0.050\" (1.27mm) pitch is the tightest common spacing for a board-to-wire header — it drives the PCB footprint and the trace fan-out between rows. At 20 positions in two rows, the row-to-row spacing is also 1.27mm, so the board layout engineer needs a 4-layer board to route all signals out without necking down trace widths below 0.15mm. Rated 1A per contact at 125VAC — this is a signal-level current, not power delivery. For a field-service application cycled quarterly, the gold flash will wear through after roughly 50 cycles, exposing the copper alloy base. ## Board-to-Cable/Wire Style — Harness Design Constraints The harness designer must specify the matching Minitek127 crimp terminal and receptacle housing — the 1.27mm pitch limits the wire gauge to 28-30 AWG for reliable crimp retention. The SMD termination with solder tails means the header is reflow-soldered to the PCB. The insulation height of 0.220\" (5.60mm) sets the z-height budget above the board — the mating receptacle adds another ~4mm, so the total mated stack height is roughly 9.6mm. The keying slot prevents mismating with non-keyed receptacles in the same series. No stock-holding claim; the part is procured per request.","metaTitle":"20021521-00020T1LF Amphenol ICC Minitek127 1.27mm Header","metaDescription":"20021521-00020T1LF Amphenol ICC (FCI) Minitek127® 1.27mm pitch, 20-position, dual-row SMD header. Gold flash contacts, 1A per contact, -40°C~105°C. Active","metaKeywords":null},"attributes":{"series":"Minitek127® 20021521","packageCase":null,"mountingType":null,"rohsStatus":"RoHS Compliant","productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings","Pin Headers"],"specifications":{"Mfr":"Amphenol ICC (FCI)","Style":"Board to Cable/Wire","Series":"Minitek127® 20021521","Package":"Tube","Features":"Keying Slot","Shrouding":"Shrouded - 4 Wall","Termination":"Solder","Applications":"-","Contact Type":"Male Pin","Contact Shape":"Square","Mounting Type":"Surface Mount","Connector Type":"Header","Fastening Type":"Push-Pull","Number of Rows":"2","Pitch - Mating":"0.050\\\" (1.27mm)","Product Status":"Active","Voltage Rating":"125VAC","lifecycle_stage":"unknown","Contact Material":"Copper Alloy","Insulation Color":"Black","Insulation Height":"0.220\\\" (5.60mm)","Ingress Protection":"-","Base Product Number":"20021521","Insulation Material":"Plastic","Number of Positions":"20","Row Spacing - Mating":"0.050\\\" (1.27mm)","Contact Finish - Post":"Gold","Contact Length - Post":"-","Current Rating (Amps)":"1A per Contact","Operating Temperature":"-40°C~105°C","Mated Stacking Heights":"-","Overall Contact Length":"-","Contact Finish - Mating":"Gold","Contact Length - Mating":"-","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"Flash","Contact Finish Thickness - Mating":"Flash"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.8700","priceTiers":[{"qty":1,"price":"$1.87000","currency":"USD"},{"qty":10,"price":"$1.63100","currency":"USD"},{"qty":100,"price":"$1.45710","currency":"USD"},{"qty":500,"price":"$1.21428","currency":"USD"},{"qty":1000,"price":"$1.04080","currency":"USD"},{"qty":5000,"price":"$0.92285","currency":"USD"},{"qty":10000,"price":"$0.90203","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/958a202ea302a9445a3eb27835b26fea.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/20021521-00020T1LF/alternatives.json"},"ai":{"faq":[{"question":"Is 20021521-00020T1LF a male or female header?","answer":"It is a male pin header with square pins, shrouded 4-wall, designed to mate with a female receptacle housing."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/amphenol/20021521-00020T1LF","citationPolicyUrl":"https://icsourcedirect.com/llms.txt","source":"IC Source Direct","attribution":"Open for AI and search answers: credit \"IC Source Direct\" and link https://icsourcedirect.com/amphenol/20021521-00020T1LF when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:52:26.615Z","lastPublished":"2026-08-11T15:52:26.615Z","indexable":true}}