{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"1-644456-2","brand":"TE Connectivity AMP Connectors","brandSlug":"te-connectivity-amp-connectors","productSlug":"1-644456-2","canonicalUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/1-644456-2","factsUrl":"https://icsourcedirect.com/api/mcp/products/1-644456-2","rawCanonicalId":null},"summary":{"shortDescription":"TE Connectivity AMP Connectors MTA-100 header, order code 1-644456-2, 12 positions, single row, 0.100\" (2.54mm) pitch, 250VAC, tin-lead plated mating contacts, through-hole, solder termination.","salesMarkdown":"## 12-position unshrouded header The 1-644456-2 is the 12-circuit member of TE Connectivity's MTA-100 header line, a board-to-cable/wire unshrouded male pin header. ## Obsolete — sourcing per RFQ The 1-644456-2 is listed as Obsolete by TE Connectivity AMP Connectors. Availability is confirmed at RFQ; quantities are lot-specific.","metaTitle":"TE MTA-100 1-644456-2 Header, 12 Pos, 0.100\" Pitch, Obsolete","metaDescription":"TE Connectivity AMP Connectors MTA-100 header 1-644456-2: 12 positions, single row, 0.100\" (2.54mm) pitch, 250VAC, tin-lead mating contacts, through-hole","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","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":"644456","Insulation Material":"Thermoplastic","Number of Positions":"12","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":"0.505\\\" (12.83mm)","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":"150.0µin (3.81µm)","Contact Finish Thickness - Mating":"150.0µin (3.81µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.6100","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/305c50b34b3f718eb64ff1129ed620d7.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/1-644456-2/alternatives.json"},"ai":{"faq":[{"question":"Who supplies 1-644456-2 and how is it quoted for volume purchases?","answer":"TE Connectivity AMP Connectors is the manufacturer. Volume pricing and lead time are confirmed at quote."},{"question":"What is the closest pin-compatible alternative to 1-644456-2 in this Pin Headers, Sockets & Housings family?","answer":"A board spin may be required for a functional replacement."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/1-644456-2","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/1-644456-2 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-20T15:43:36.146Z","lastPublished":"2026-07-20T15:43:36.146Z","indexable":true}}