{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"77311-402-22LF","brand":"Amphenol","brandSlug":"amphenol","productSlug":"77311-402-22LF","canonicalUrl":"https://icsourcedirect.com/amphenol/77311-402-22LF","factsUrl":"https://icsourcedirect.com/api/mcp/products/77311-402-22LF","rawCanonicalId":null},"summary":{"shortDescription":"Amphenol BERGSTIK header, order code 77311-402-22LF, 22 positions, single row, 0.100\" (2.54 mm) pitch, 3 A per contact, through-hole, solder termination, tin-plated mating and post contacts, unshrouded, push-pull fastening.","salesMarkdown":"## 22-position unshrouded header at 2.54 mm pitch The 77311-402-22LF is the 22-position member of Amphenol's BERGSTIK unshrouded header line, a single-row board-to-board interconnect on 0.100\" (2.54 mm) pitch. Tin-plated square male pins carry 3 A per contact across a -65°C to 125°C operating range, with a UL94 V-0 thermoplastic housing. ## Contact finish and termination details Both mating and post contact finishes are tin with a thickness of 78.7 µin (2.00 µm) over phosphor bronze base metal. The mating contact length is 0.230\" (5.84 mm); the post length is 0.135\" (3.43 mm) for through-hole solder termination.","metaTitle":"Amphenol BERGSTIK 77311-402-22LF 22-Pos 2.54mm Header","metaDescription":"Amphenol BERGSTIK 77311-402-22LF: 22 positions, single-row, 0.100\" (2.54 mm) pitch, unshrouded male pin header, through-hole, tin contacts, 3 A per circuit","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":"22","Row Spacing - Mating":"-","Contact Finish - Post":"Tin","Contact Length - Post":"0.135\\\" (3.43mm)","Current Rating (Amps)":"3A per Contact","Operating Temperature":"-65°C~125°C","Mated Stacking Heights":"-","Overall Contact Length":"0.465\\\" (11.81mm)","Contact Finish - Mating":"Tin","Contact Length - Mating":"0.230\\\" (5.84mm)","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"78.7µin (2.00µm)","Contact Finish Thickness - Mating":"78.7µin (2.00µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.8990","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/b7619af15a6f914d234facab530ef078.pdf","sourceUrl":null},"ai":{"faq":[{"question":"What compliance documentation is available for 77311-402-22LF?","answer":"The housing carries a UL94 V-0 flammability rating. RoHS and REACH compliance documentation is provided with the product."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"isd-matrix-langgraph","citationUrl":"https://icsourcedirect.com/amphenol/77311-402-22LF","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/77311-402-22LF 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}}