{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3-644861-4","brand":"TE Connectivity AMP Connectors","brandSlug":"te-connectivity-amp-connectors","productSlug":"3-644861-4","canonicalUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/3-644861-4","factsUrl":"https://icsourcedirect.com/api/mcp/products/3-644861-4","rawCanonicalId":null},"summary":{"shortDescription":"TE Connectivity AMP Connectors MTA-100, Header, 14 Positions, 0.100\" (2.54mm) Pitch, Shrouded - 4 Wall, Through Hole, Solder, Tin Mating Finish, Friction Lock, Black Polyester Insulation, UL94 V-0","salesMarkdown":"## 14-position single-row header for wire-to-board ## Friction lock and through-hole termination A friction lock on the header provides positive retention with the mating MTA-100 receptacle housing, making it suitable for moderate-vibration environments inside enclosures where a secondary locking mechanism is not required. ## Operating range and flammability rating","metaTitle":"3-644861-4 TE Connectivity MTA-100 Header 14 Pos 2.54mm","metaDescription":"3-644861-4 TE Connectivity MTA-100 shrouded header, 14 positions, 0.100\" pitch, friction lock, through-hole, tin plating. Active production, sourced per RFQ.","metaKeywords":null},"attributes":{"series":"MTA-100","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings","Pin Headers"],"specifications":{"Mfr":"TE Connectivity AMP Connectors","Style":"Board to Cable/Wire","Series":"MTA-100","Package":"Bulk","Features":"-","Shrouding":"Shrouded - 4 Wall","Termination":"Solder","Applications":"General Purpose","Contact Type":"Male Pin","Contact Shape":"Square","Mounting Type":"Through Hole","Connector Type":"Header","Fastening Type":"Friction Lock","Number of Rows":"1","Pitch - Mating":"0.100\\\" (2.54mm)","Product Status":"Active","Voltage Rating":"250VAC","lifecycle_stage":"unknown","Contact Material":"Copper Alloy","Insulation Color":"Black","Insulation Height":"0.410\\\" (10.41mm)","Ingress Protection":"-","Base Product Number":"644861","Insulation Material":"Polyester","Number of Positions":"14","Row Spacing - Mating":"-","Contact Finish - Post":"Tin","Contact Length - Post":"0.140\\\" (3.56mm)","Current Rating (Amps)":"Varies by Wire Gauge","Operating Temperature":"-55°C ~ 105°C","Mated Stacking Heights":"-","Overall Contact Length":"0.440\\\" (11.18mm)","Contact Finish - Mating":"Tin","Contact Length - Mating":"0.200\\\" (5.08mm)","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"-","Contact Finish Thickness - Mating":"-"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$2.2600","priceTiers":[{"qty":1,"price":"$2.26000","currency":"USD"},{"qty":10,"price":"$2.01300","currency":"USD"},{"qty":100,"price":"$1.81910","currency":"USD"},{"qty":500,"price":"$1.64540","currency":"USD"},{"qty":1000,"price":"$1.47166","currency":"USD"},{"qty":5000,"price":"$1.29793","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/89a4de5171c97c94b0959718e00c1bc4.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/3-644861-4/alternatives.json"},"ai":{"faq":[{"question":"What is the pinout of 3-644861-4?","answer":"The pinout is a single row of 14 male square pins on 0.100\" (2.54mm) centers. All 14 positions are loaded. The header is keyed by the shrouded wall and the friction lock orientation, which determines the mating housing alignment."},{"question":"What housing mates with 3-644861-4?","answer":"The 3-644861-4 mates with a 14-position MTA-100 receptacle housing (e.g., 3-644860-4 or equivalent) that accepts the corresponding MTA-100 crimp terminals. The friction lock on the header engages the latch on the receptacle."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/3-644861-4","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/te-connectivity-amp-connectors/3-644861-4 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}}