{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"644457-3","brand":"TE Connectivity AMP Connectors","brandSlug":"te-connectivity-amp-connectors","productSlug":"644457-3","canonicalUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/644457-3","factsUrl":"https://icsourcedirect.com/api/mcp/products/644457-3","rawCanonicalId":null},"summary":{"shortDescription":"TE Connectivity AMP Connectors MTA-100 series, 3-position unshrouded header, 0.100\" (2.54 mm) pitch, right-angle through-hole, tin-lead male pins, UL94 V-0 natural thermoplastic housing.","salesMarkdown":"## What the 3-Position Unshrouded Header Means for Your Board In a low-vibration, benchtop or consumer-grade assembly this is fine, but for equipment subject to shock or cable tug, a shrouded header or a secondary locking mechanism on the receptacle side is worth considering. For a BOM line that still calls out this exact order code, the only channel is independent distribution. No stock-holding claim — each lot is verified before commitment.","metaTitle":"644457-3 TE Connectivity MTA-100 Header, 3 Pos, 0.100\" Pitch","metaDescription":"TE Connectivity AMP Connectors 644457-3 MTA-100 unshrouded header, 3 circuits, 0.100\" pitch, right-angle through-hole, tin-lead contacts.","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":"3","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":"$0.3582","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/872b9938daf118829cce649c212af679.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/644457-3/alternatives.json"},"ai":{"faq":[{"question":"What is the pitch of 644457-3?","answer":"The pitch is 0.100\" (2.54 mm), standard for the MTA-100 series and compatible with the matching receptacle housing."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/te-connectivity-amp-connectors/644457-3","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/644457-3 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}}