{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3-644766-4","brand":"TE Connectivity AMP Connectors","brandSlug":"te-connectivity-amp-connectors","productSlug":"3-644766-4","canonicalUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/3-644766-4","factsUrl":"https://icsourcedirect.com/api/mcp/products/3-644766-4","rawCanonicalId":null},"summary":{"shortDescription":"TE Connectivity AMP Connectors MTA-156 header, order code 3-644766-4, 4 positions, single row, 0.156\" (3.96mm) pitch, 600VAC, gold-plated mating contacts, through-hole, solder termination.","salesMarkdown":"## MTA-156 header with friction lock The 3-644766-4: Rated 600VAC with gold-plated mating contacts (15.0µin), the shrouded housing carries a friction lock for retention in vibration-prone environments.","metaTitle":"TE MTA-156 3-644766-4 Header, 4 Pos, 3.96mm Pitch","metaDescription":"TE Connectivity AMP Connectors MTA-156 header 3-644766-4: 4 positions, single row, 3.96 mm pitch, 600VAC, gold mating contacts, through-hole, friction lock.","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-156","Package":"Bulk","Features":"-","Shrouding":"Shrouded - 1 Wall","Termination":"Solder","Applications":"General Purpose, Industrial","Contact Type":"Male Pin","Contact Shape":"Square","Mounting Type":"Through Hole","Connector Type":"Header","Fastening Type":"Friction Lock","Number of Rows":"1","Pitch - Mating":"0.156\\\" (3.96mm)","Product Status":"Active","Voltage Rating":"600VAC","lifecycle_stage":"unknown","Contact Material":"Copper Alloy","Insulation Color":"Natural","Insulation Height":"0.425\\\" (10.80mm)","Ingress Protection":"-","Base Product Number":"644766","Insulation Material":"Thermoplastic, Glass Filled","Number of Positions":"4","Row Spacing - Mating":"-","Contact Finish - Post":"Tin","Contact Length - Post":"0.175\\\" (4.45mm)","Current Rating (Amps)":"Varies by Wire Gauge","Operating Temperature":"-55°C ~ 105°C","Mated Stacking Heights":"-","Overall Contact Length":"0.700\\\" (17.78mm)","Contact Finish - Mating":"Gold","Contact Length - Mating":"0.400\\\" (10.16mm)","Number of Positions Loaded":"All","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"-","Contact Finish Thickness - Mating":"15.0µin (0.38µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$0.8558","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/da63f19833f7d713d82eab46fde69312.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/3-644766-4/alternatives.json"},"ai":{"faq":[{"question":"What compliance documentation does TE Connectivity AMP Connectors provide for 3-644766-4?","answer":"RoHS and REACH compliance documentation is available from the manufacturer upon request."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/3-644766-4","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/3-644766-4 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}}