{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"4-644456-3","brand":"TE Connectivity AMP Connectors","brandSlug":"te-connectivity-amp-connectors","productSlug":"4-644456-3","canonicalUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/4-644456-3","factsUrl":"https://icsourcedirect.com/api/mcp/products/4-644456-3","rawCanonicalId":null},"summary":{"shortDescription":"TE Connectivity AMP MTA-100 header, order code 4-644456-3, 13 positions, single row, 0.100\" (2.54 mm) pitch, 250 VAC, tin-plated mating contacts, through-hole, solder termination.","salesMarkdown":"## 13-circuit MTA-100 unshrouded header The 4-644456-3 is the 13-circuit member of TE's MTA-100 unshrouded header line, a board-to-wire interconnect style that mates with MTA-100 IDC receptacles. ## Obsolete — sourcing through surplus channels No pin-compatible drop-in replacement is documented from the original manufacturer. ## Position count within the MTA-100 series Within the MTA-100 series, the 4-644456-3's 13 positions sit between the 10-position 644456-0 and the 14-position 644456-4 — the 0.100\" pitch, single-row layout, and tin-plated contact finish are shared across the series, so match the position count to the circuit count of the mating IDC receptacle.","metaTitle":"TE Connectivity 4-644456-3 MTA-100 Header, 13 Pos, 0.100\"","metaDescription":"TE Connectivity AMP MTA-100 header 4-644456-3: 13 positions, single row, 0.100\" pitch, 250 VAC, tin-plated contacts, through-hole, unshrouded.","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":"13","Row Spacing - Mating":"-","Contact Finish - Post":"Tin","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","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":"$0.8800","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/305c50b34b3f718eb64ff1129ed620d7.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/4-644456-3/alternatives.json"},"ai":{"faq":[{"question":"What is the closest pin-compatible alternative to 4-644456-3 in the MTA-100 family?","answer":"No official pin-compatible successor is documented from TE Connectivity AMP Connectors. Within the MTA-100 series, the 10-position 644456-0 and 14-position 644456-4 share the same pitch and contact finish but differ in circuit count — a board redesign is required to use either."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/4-644456-3","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/4-644456-3 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-20T14:34:25.888Z","lastPublished":"2026-07-20T14:34:25.888Z","indexable":true}}