{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1-644457-4","brand":"TE Connectivity AMP Connectors","brandSlug":"te-connectivity-amp-connectors","productSlug":"1-644457-4","canonicalUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/1-644457-4","factsUrl":"https://icsourcedirect.com/api/mcp/products/1-644457-4","rawCanonicalId":null},"summary":{"shortDescription":"TE Connectivity AMP Connectors MTA-100 header, order code 1-644457-4, 14 positions, single row, 0.100\" (2.54mm) pitch, 250VAC, tin-lead mating contacts, through-hole right-angle, solder termination.","salesMarkdown":"## Board-to-wire unshrouded header The 1-644457-4 is the 14-position member of the TE MTA-100 unshrouded header line, configured for board-to-cable/wire interconnect. Single-row, 0.100\" (2.54mm) pitch, through-hole right-angle mounting with solder termination. The 1-644457-4 is classified Obsolete by TE Connectivity AMP Connectors.","metaTitle":"1-644457-4 TE Connectivity MTA-100 Header, 14 Pos, 0.100\"","metaDescription":"TE Connectivity MTA-100 header 1-644457-4: 14 positions, single row, 0.100\" (2.54mm) pitch, 250VAC, tin-lead mating contacts, through-hole right-angle.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Pin Headers, Sockets & Housings"],"specifications":{"Mfr":"TE Connectivity AMP Connectors","Style":"Board to Cable/Wire","Series":"MTA-100","Package":"Bulk","Features":"-","Shrouding":"Unshrouded","Termination":"Solder","Applications":"General Purpose","Contact Type":"Male Pin","Contact Shape":"Square","Mounting Type":"Through Hole, Right Angle","Connector Type":"Header","Fastening Type":"-","Number of Rows":"1","Pitch - Mating":"0.100\\\" (2.54mm)","Product Status":"Obsolete","Voltage Rating":"250VAC","lifecycle_stage":"unknown","Contact Material":"Copper Alloy","Insulation Color":"Natural","Insulation Height":"0.100\\\" (2.54mm)","Ingress Protection":"-","Base Product Number":"644457","Insulation Material":"Thermoplastic","Number of Positions":"14","Row Spacing - Mating":"-","Contact Finish - Post":"Tin-Lead","Contact Length - Post":"0.110\\\" (2.79mm)","Current Rating (Amps)":"Varies by Wire Gauge","Operating Temperature":"-55°C ~ 105°C","Mated Stacking Heights":"-","Overall Contact Length":"-","Contact Finish - Mating":"Tin-Lead","Contact Length - Mating":"0.260\\\" (6.60mm)","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"150.0µin (3.81µm)","Contact Finish Thickness - Mating":"150.0µin (3.81µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.0300","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/c6d677044909ef2e6cccd287eff89642.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/1-644457-4/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to 1-644457-4 in the MTA-100 series?","answer":"Within the MTA-100 series, the 12-position and 16-position headers share the same 0.100\" (2.54mm) pitch, unshrouded profile, and through-hole right-angle orientation. Select the position count matching the circuit count."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/1-644457-4","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/1-644457-4 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-20T19:46:09.246Z","lastPublished":"2026-07-20T19:46:09.246Z","indexable":true}}