{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"BNC(75)J-D.FL75J-BPA","brand":"Hirose Electric Co Ltd","brandSlug":"hirose-electric-co-ltd","productSlug":"BNC~175~2J-D.FL75J-BPA","canonicalUrl":"https://icsourcedirect.com/hirose-electric-co-ltd/BNC~175~2J-D.FL75J-BPA","factsUrl":"https://icsourcedirect.com/api/mcp/products/BNC(75)J-D.FL75J-BPA","rawCanonicalId":null},"summary":{"shortDescription":"Amphenol RF between-series adapter, BNC jack to D.FL jack, straight, 75 Ohm, 12 GHz, nickel-plated brass/zinc body, PTFE dielectric, free-hanging.","salesMarkdown":"## Between-Series Adapter: BNC to D.FL, 75 Ohm The BNC(75)J-D.FL75J-BPA is a between-series adapter from Amphenol RF that converts a BNC jack interface to a D.FL jack interface. Both ends are female sockets, making this a jack-to-jack straight adapter for free-hanging (in-line) applications. This adapter is specified for 75 Ohm systems — the impedance is not negotiable. Using it in a 50 Ohm path creates a mismatch that degrades return loss across the band. The 12 GHz max frequency covers HD-SDI (up to 12G-SDI), broadband video, and instrumentation links where the signal stays within the 75 Ohm reference. Fastening combines a bayonet lock on the BNC side and a threaded lock on the D.FL side — the adapter stays mated under cable strain without additional support. Rated for 20 mating cycles, this adapter is intended for semi-permanent installation — think rack-mounted patch panels, broadcast camera CCUs, or test equipment bulkheads where the connection is made once and left. It is not designed for daily reconnection in a field-test kit; the D.FL threaded interface and BNC bayonet both wear with each mate, and the 20-cycle rating reflects the practical limit before contact resistance begins to rise. The PTFE dielectric maintains stable impedance across the full range — no dielectric constant shift that would detune the signal path at temperature extremes.","metaTitle":"BNC(75)J-D.FL75J-BPA BNC to D.FL Adapter, 75 Ohm, 12 GHz","metaDescription":"BNC(75)J-D.FL75J-BPA between-series adapter, BNC jack to D.FL jack, 75 Ohm impedance, 12 GHz max frequency. Active production, sourced per RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["RF / Coaxial Connectors"],"specifications":{"Mfr":"Hirose Electric Co Ltd","Style":"Straight","Series":"-","Package":"Bag","Features":"-","Includes":"-","Impedance":"75Ohm","Body Finish":"Nickel","Adapter Type":"Jack to Jack","Body Material":"Brass; Zinc Alloy","Center Gender":"Female to Female","Mating Cycles":"20","Mounting Type":"Free Hanging (In-Line)","Adapter Series":"BNC to D.FL","Fastening Type":"Bayonet Lock, Threaded","Insertion Loss":"-","Product Status":"Active","Conversion Type":"Between Series","Frequency - Max":"12 GHz","lifecycle_stage":"unknown","Mounting Feature":"-","Ingress Protection":"-","Base Product Number":"BNC","Dielectric Material":"Polytetrafluoroethylene (PTFE)","Operating Temperature":"-40°C~105°C","Center Contact Plating":"-","Center Contact Material":"-","Convert To (Adapter End)":"D.FL Jack, Female Socket","Convert From (Adapter End)":"BNC Jack, Female Socket"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$11.7800","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":null,"sourceUrl":null},"ai":{"faq":[{"question":"Where can I buy BNC(75)J-D.FL75J-BPA?","answer":"BNC(75)J-D.FL75J-BPA is sourced to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time — submit an RFQ for your target quantity."},{"question":"Does BNC(75)J-D.FL75J-BPA work with 75 ohm impedance?","answer":"Yes, this adapter is specified for 75 Ohm systems. It is the 75 Ohm variant of the BNC-to-D.FL adapter series and should not be used in 50 Ohm paths where the impedance mismatch would degrade return loss."},{"question":"Is BNC(75)J-D.FL75J-BPA compatible with 50 ohm systems?","answer":"No, this is a 75 Ohm adapter. Using it in a 50 Ohm system creates an impedance mismatch that increases VSWR and signal reflection across the band. Select a 50 Ohm rated BNC-to-D.FL adapter for 50 Ohm paths."},{"question":"What is the mating cycle rating of BNC(75)J-D.FL75J-BPA?","answer":"Rated for 20 mating cycles. This is a semi-permanent adapter — suitable for patch panels and fixed installations, not for daily reconnection in portable test kits."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/hirose-electric-co-ltd/BNC~175~2J-D.FL75J-BPA","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/hirose-electric-co-ltd/BNC~175~2J-D.FL75J-BPA 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}}