{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"77311-824-31LF","brand":"Amphenol","brandSlug":"amphenol","productSlug":"77311-824-31LF","canonicalUrl":"https://icsourcedirect.com/amphenol/77311-824-31LF","factsUrl":"https://icsourcedirect.com/api/mcp/products/77311-824-31LF","rawCanonicalId":null},"summary":{"shortDescription":"FCI BergStik unshrouded header, order code 77311-824-31LF, 31 positions, single row, 0.100\" (2.54mm) pitch, 3A per contact, push-pull fastening, gold-plated mating contacts, through-hole solder termination.","salesMarkdown":"## Board-to-board unshrouded header, 31 circuits The 77311-824-31LF is the 31-circuit member of the FCI BergStik unshrouded header line, a single-row board-to-board interconnect on 0.100\" (2.54mm) pitch. Rated 3A per contact with gold or GXT plating on the mating interface and tin on the solder posts, the phosphor bronze contacts are housed in a UL94 V-0 black thermoplastic body rated for -65°C to 125°C operation.","metaTitle":"77311-824-31LF FCI BergStik Header 31-Pos 2.54mm","metaDescription":"FCI BergStik 77311-824-31LF unshrouded header, 31 positions single row, 2.54mm pitch, 3A per contact, gold mating finish, through-hole solder termination.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings"],"specifications":{"Mfr":"Amphenol ICC (FCI)","Style":"Board to Board","Series":"BERGSTIK®","Package":"Bag","Features":"-","Shrouding":"Unshrouded","Termination":"Solder","Applications":"-","Contact Type":"Male Pin","Contact Shape":"Square","Mounting Type":"Through Hole","Connector Type":"Header","Fastening Type":"Push-Pull","Number of Rows":"1","Pitch - Mating":"0.100\\\" (2.54mm)","Product Status":"Active","Voltage Rating":"-","lifecycle_stage":"unknown","Contact Material":"Phosphor Bronze","Insulation Color":"Black","Insulation Height":"0.100\\\" (2.54mm)","Ingress Protection":"-","Base Product Number":"77311","Insulation Material":"Thermoplastic","Number of Positions":"31","Row Spacing - Mating":"-","Contact Finish - Post":"Tin","Contact Length - Post":"0.114\\\" (2.90mm)","Current Rating (Amps)":"3A per Contact","Operating Temperature":"-65°C~125°C","Mated Stacking Heights":"-","Overall Contact Length":"0.480\\\" (12.19mm)","Contact Finish - Mating":"Gold or Gold, GXT™","Contact Length - Mating":"0.266\\\" (6.75mm)","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"78.7µin (2.00µm)","Contact Finish Thickness - Mating":"15.0µin (0.38µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.5415","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/b7619af15a6f914d234facab530ef078.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What is the style of the 77311-824-31LF?","answer":"The 77311-824-31LF is listed as a Board to Board style connector."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"isd-matrix-langgraph","citationUrl":"https://icsourcedirect.com/amphenol/77311-824-31LF","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/77311-824-31LF when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-23T20:41:44.623Z","lastPublished":"2026-07-23T20:41:44.623Z","indexable":true}}