{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"644803-4","brand":"TE Connectivity AMP Connectors","brandSlug":"te-connectivity-amp-connectors","productSlug":"644803-4","canonicalUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/644803-4","factsUrl":"https://icsourcedirect.com/api/mcp/products/644803-4","rawCanonicalId":null},"summary":{"shortDescription":"TE Connectivity AMP Connectors MTA-100 header, order code 644803-4, 4 positions, single row, 0.100\" (2.54 mm) pitch, 250 VAC, tin-lead mating contacts, through-hole right-angle, solder termination.","salesMarkdown":"## Board-to-wire header, 4 circuits, right-angle exit The 644803-4 is the 4-circuit member of TE's MTA-100 shrouded header family, routing signals from a PCB to a wire harness through a right-angle through-hole mount. ## Discontinued — no direct replacement on record TE Connectivity AMP Connectors lists the 644803-4 as Obsolete. No official successor or pin-compatible alternative is published by the manufacturer.","metaTitle":"TE MTA-100 644803-4 Header, 4-Pos, 0.100\" Pitch, Obsolete","metaDescription":"TE Connectivity AMP Connectors MTA-100 header 644803-4: 4 positions, single row, 0.100\" (2.54 mm) pitch, 250 VAC, tin-lead 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":"Shrouded - 4 Wall","Termination":"Solder","Applications":"General Purpose","Contact Type":"Male Pin","Contact Shape":"Square","Mounting Type":"Through Hole, Right Angle","Connector Type":"Header","Fastening Type":"Friction Lock","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":"Black","Insulation Height":"0.343\\\" (8.71mm)","Ingress Protection":"-","Base Product Number":"644803","Insulation Material":"Polyester","Number of Positions":"4","Row Spacing - Mating":"-","Contact Finish - Post":"Tin-Lead","Contact Length - Post":"0.130\\\" (3.30mm)","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":"0.200\\\" (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":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/218168458bf118e66d7a5430819d666c.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/644803-4/alternatives.json"},"ai":{"faq":[{"question":"Who supplies 644803-4 and how is it quoted for volume purchases?","answer":"The 644803-4 is available through independent surplus channels."},{"question":"What is the closest pin-compatible alternative to 644803-4 in this Pin Headers, Sockets & Housings family?","answer":"No pin-compatible alternative is listed by the manufacturer. The MTA-100 series includes other position counts, but no direct replacement for the 4-circuit right-angle shrouded header is published."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/644803-4","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/644803-4 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-20T17:24:56.865Z","lastPublished":"2026-07-20T17:24:56.865Z","indexable":true}}