{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DF12(4.0)40DP0.5V(80","brand":"Hirose Electric Co Ltd","brandSlug":"hirose-electric-co-ltd","productSlug":"DF12~14.0~240DP0.5V~180","canonicalUrl":"https://icsourcedirect.com/hirose-electric-co-ltd/DF12~14.0~240DP0.5V~180","factsUrl":"https://icsourcedirect.com/api/mcp/products/DF12(4.0)40DP0.5V(80","rawCanonicalId":null},"summary":{"shortDescription":"Hirose DF12 series, 40 position header, 0.50mm pitch, dual-row, surface mount, 4mm mated stack height, gold-plated contacts, outer shroud.","salesMarkdown":"## 40-Position Mezzanine Header at 0.50 mm Pitch The Hirose DF12(4.0)40DP0.5V(80 is a 40-position header from the DF12 series, designed for board-to-board mezzanine stacking. The mated stack height is 4 mm, which sets the spacing between the two PCBs. ## Obsolete — Sourced Through Surplus Channel No new factory orders — the only supply is through the surplus and broker market. There is no listed official successor from Hirose, so a direct pin-compatible drop-in is not on record. ## What the 4 mm Stack Height Means for Board Layout The 4 mm mated stack height is the dimension from the top of the bottom board to the bottom of the top board when the pair is mated.","metaTitle":"Hirose DF12(4.0)40DP0.5V(80, 40-Pos Header, 0.50mm Pitch","metaDescription":"Hirose DF12(4.0)40DP0.5V(80 40-position header, 0.50mm pitch, 4mm stack height. Obsolete — quoted to order against RFQ via surplus channel.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Obsolete","categoryPath":["Board-to-Board Connectors"],"specifications":{"Mfr":"Hirose Electric Co Ltd","Pitch":"0.020\\\" (0.50mm)","Series":"DF12","Package":"Tube","Features":"Board Guide, Solder Retention","Mounting Type":"Surface Mount","Connector Type":"Header, Outer Shroud Contacts","Contact Finish":"Gold","Number of Rows":"2","Product Status":"Obsolete","lifecycle_stage":"unknown","Height Above Board":"0.130\\\" (3.30mm)","Number of Positions":"40","Mated Stacking Heights":"4mm","Contact Finish Thickness":"-"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.3600","priceTiers":null},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/ec3a1e7b7e2032976a5195b0ee91977e.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/DF12(4.0)40DP0.5V(80/alternatives.json"},"ai":{"faq":[{"question":"Where can I buy the DF12(4.0)40DP0.5V(80?","answer":"The DF12(4.0)40DP0.5V(80 is obsolete from the factory but available through independent surplus distribution."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/hirose-electric-co-ltd/DF12~14.0~240DP0.5V~180","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/DF12~14.0~240DP0.5V~180 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}}