{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"5052784033","brand":"Molex","brandSlug":"molex","productSlug":"5052784033","canonicalUrl":"https://icsourcedirect.com/molex/5052784033","factsUrl":"https://icsourcedirect.com/api/mcp/products/5052784033","rawCanonicalId":null},"summary":{"shortDescription":"Molex Easy-On FS19 505278 series, 0.50mm pitch, 40-position ZIF FFC connector, right-angle surface mount, tin-plated bottom contacts, 0.5A, 50V, flip-lock actuator, beige LCP housing, ROHS3, active production.","salesMarkdown":"## Board-fit note for this 40-position ZIF The 5052784033: This is a 0.50mm-pitch, 40-position ZIF (zero insertion force) FFC connector from the Molex Easy-On FS19 series. The flip-lock actuator clamps the FFC against bottom-side tin-plated contacts — the FFC inserts with no force, then the lock presses the contacts onto the flex pads. The 20 mating cycles reflect the tin contact finish — adequate for a single assembly cycle or occasional field service, but not for repeated reconnections. ## ZIF actuation and cable fit The flip-lock actuator is black polyamide, glass-filled, and swings open to accept a straight FFC or FPC cable. The contacts are on the bottom side — the cable's conductor pads must face down toward the PCB when inserted.","metaTitle":"Molex 5052784033 Easy-On FS19 FFC Connector","metaDescription":"Molex 5052784033 Easy-On FS19 40-position, 0.50mm pitch ZIF FFC connector. Tin-plated bottom contacts, right-angle SMT, 0.5A, 50V. Active, ROHS3.","metaKeywords":null},"attributes":{"series":"Easy-On FS19 505278","packageCase":null,"mountingType":null,"rohsStatus":"ROHS3 Compliant","productStatus":"Active","categoryPath":["FFC / FPC & Ribbon Connectors","FFC / FPC Cable Assemblies"],"specifications":{"Mfr":"Molex","Pitch":"0.020\\\" (0.50mm)","Series":"Easy-On FS19 505278","Package":"Tape & Reel (TR) Cut Tape (CT)","Features":"Solder Retention","Termination":"Solder","Housing Color":"Beige","Mating Cycles":"20","Mounting Type":"Surface Mount, Right Angle","Actuator Color":"Black","Cable End Type":"Straight","Contact Finish":"Tin","Flat Flex Type":"FFC, FPC","Product Status":"Active","Voltage Rating":"50V","Locking Feature":"Flip Lock","lifecycle_stage":"unknown","Contact Material":"Phosphorus Bronze","Housing Material":"Liquid Crystal Polymer (LCP), Glass Filled","Actuator Material":"Polyamide (PA), Nylon, Glass Filled","FFC, FCB Thickness":"-","Height Above Board":"0.075\\\" (1.90mm)","Base Product Number":"505278","Number of Positions":"40","Current Rating (Amps)":"0.5A","Operating Temperature":"-40°C ~ 85°C","Connector/Contact Type":"Contacts, Bottom","Contact Finish Thickness":"39.4µin (1.00µm)","Material Flammability Rating":"UL94 V-0"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.5800","stockQuantity":0,"priceTiers":[{"qty":1,"price":"$1.58000","currency":"USD"},{"qty":10,"price":"$1.34700","currency":"USD"},{"qty":100,"price":"$1.11260","currency":"USD"},{"qty":1000,"price":"$0.87840","currency":"USD"},{"qty":3000,"price":"$0.81984","currency":"USD"},{"qty":6000,"price":"$0.77885","currency":"USD"},{"qty":9000,"price":"$0.76128","currency":"USD"}]},"links":{"datasheetUrl":null,"sourceUrl":null},"ai":{"faq":[{"question":"Is 5052784033 a ZIF connector and what does that mean for assembly?","answer":"Yes, it is a ZIF (zero insertion force) connector with a flip-lock actuator. The FFC slides in freely with the actuator open; closing the lock clamps the contacts onto the flex pads without the insertion force required by non-ZIF connectors. This protects the fine-pitch pads from damage during assembly."},{"question":"What is the closest pin-compatible alternative to 5052784033 in the Easy-On FS19 series?","answer":"No official pin-compatible alternative is listed by Molex for this exact 40-position, 0.50mm pitch, bottom-contact ZIF connector. Other FS19 members differ in position count, contact plating, or actuator style — verify the BOM before substituting."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"isd-matrix-langgraph","citationUrl":"https://icsourcedirect.com/molex/5052784033","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/molex/5052784033 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T19:46:37.382Z","lastPublished":"2026-07-22T19:46:37.382Z","indexable":true}}