{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"4516","brand":"Keystone Electronics","brandSlug":"keystone-electronics","productSlug":"4516","canonicalUrl":"https://icsourcedirect.com/keystone-electronics/4516","factsUrl":"https://icsourcedirect.com/api/mcp/products/4516","rawCanonicalId":null},"summary":{"shortDescription":"Keystone Electronics transistor socket, order code 4516, TO-3 type, 3 positions (oval grid), tin-plated brass contacts, chassis mount, solder termination, closed frame, UL94 V-0 PBT housing.","salesMarkdown":"## TO-3 socket for chassis-mount power transistors The 4516 is a TO-3 transistor socket from Keystone Electronics, accepting the 3-pin oval grid pattern of standard TO-3 metal-can power transistors. The closed-frame PBT housing carries tin-plated brass contacts and mounts directly to the chassis with solder termination.","metaTitle":"Keystone 4516 TO-3 Transistor Socket, 3-Pin, Tin","metaDescription":"Keystone Electronics 4516 transistor socket: TO-3 type, 3 positions (oval grid), tin-plated brass contacts, chassis mount, solder termination, UL94 V-0 PBT","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["Pin Headers, Sockets & Housings","IC & Device Sockets"],"specifications":{"Mfr":"Keystone Electronics","Type":"Transistor, TO-3","Series":"-","Package":"Bulk","Features":"Closed Frame","Termination":"Solder","Pitch - Post":"-","Mounting Type":"Chassis Mount","Pitch - Mating":"-","Product Status":"Active","lifecycle_stage":"unknown","Housing Material":"Polybutylene Terephthalate (PBT)","Contact Resistance":"-","Contact Finish - Post":"Tin","Operating Temperature":"-","Contact Finish - Mating":"Tin","Contact Material - Post":"Brass","Termination Post Length":"-","Contact Material - Mating":"Brass","Material Flammability Rating":"UL94 V-0","Contact Finish Thickness - Post":"-","Contact Finish Thickness - Mating":"-","Number of Positions or Pins (Grid)":"3 (Oval)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$3.6200","priceTiers":[{"qty":1,"price":"$3.62000","currency":"USD"},{"qty":25,"price":"$3.34800","currency":"USD"},{"qty":100,"price":"$2.64620","currency":"USD"},{"qty":250,"price":"$2.42124","currency":"USD"},{"qty":500,"price":"$2.24928","currency":"USD"},{"qty":1000,"price":"$1.99001","currency":"USD"},{"qty":2500,"price":"$1.78618","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/83028218f8f8d68e7a0c0f72e95ad0bf.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/4516/alternatives.json"},"ai":{"faq":[{"question":"What is the 4516's listed type and title on this IC & Device Sockets line?","answer":"The 4516 is listed as a Type Transistor, TO-3 socket with the title 4516. It accepts TO-3 packaged transistors with a 3-pin oval grid."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/keystone-electronics/4516","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/keystone-electronics/4516 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}}