{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"644518-4","brand":"TE Connectivity AMP Connectors","brandSlug":"te-connectivity-amp-connectors","productSlug":"644518-4","canonicalUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/644518-4","factsUrl":"https://icsourcedirect.com/api/mcp/products/644518-4","rawCanonicalId":null},"summary":{"shortDescription":"TE Connectivity AMP Connectors MTA-100 header, 4 positions, 0.100\" (2.54mm) pitch, single-row, shrouded 1 wall, friction lock, through-hole solder termination, UL94 V-0, natural insulation.","salesMarkdown":"## MTA-100 Header, 4-Position, 0.100\" Pitch The 644518-4: The shrouded 1-wall design provides basic polarization to prevent mis-mating. A friction lock on the header body secures the mating receptacle, offering retention in applications with moderate vibration. This header mates with MTA-100 crimp receptacles (e.g., 640441 series) using the friction lock for retention.","metaTitle":"644518-4 TE Connectivity MTA-100 Header, 4-Pos, 0.100\" Pitch","metaDescription":"644518-4 TE Connectivity AMP Connectors MTA-100 header, 4 positions, 0.100\" (2.54mm) pitch, shrouded 1 wall, friction lock, through-hole solder, UL94 V-0.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings"],"specifications":{"Mfr":"TE Connectivity AMP Connectors","Style":"Board to Cable/Wire","Series":"MTA-100","Package":"Bulk","Features":"-","Shrouding":"Shrouded - 1 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":"Natural","Insulation Height":"0.305\\\" (7.75mm)","Ingress Protection":"-","Base Product Number":"644518","Insulation Material":"Thermoplastic","Number of Positions":"4","Row Spacing - Mating":"-","Contact Finish - Post":"Tin-Lead","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":"0.535\\\" (13.59mm)","Contact Finish - Mating":"Tin-Lead","Contact Length - Mating":"0.295\\\" (7.49mm)","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":"$0.5181","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/5641fa89823f848cf2dba258e92333ca.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/644518-4/alternatives.json"},"ai":{"faq":[{"question":"Where can I buy 644518-4 and what is the lead time?","answer":"The 644518-4 is an active TE Connectivity part, sourced to order through our independent distribution network. Submit a quote request with your target quantity and we will source it."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/644518-4","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/644518-4 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}}