{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"DF37B-40DP-0.4V(51)","brand":"Hirose Electric Co Ltd","brandSlug":"hirose-electric-co-ltd","productSlug":"DF37B-40DP-0.4V~151~2","canonicalUrl":"https://icsourcedirect.com/hirose-electric-co-ltd/DF37B-40DP-0.4V~151~2","factsUrl":"https://icsourcedirect.com/api/mcp/products/DF37B-40DP-0.4V(51)","rawCanonicalId":null},"summary":{"shortDescription":"Hirose DF37 series header, DF37B-40DP-0.4V(51), 40 positions, 0.016\" (0.40mm) pitch, dual row, surface mount, gold contacts, 0.030\" (0.75mm) height above board.","salesMarkdown":"## 0.40mm-Pitch Header for High-Density Mezzanine Stacking The Hirose DF37B-40DP-0.4V(51) is a 40-position, dual-row header from the DF37 series, designed for board-to-board mezzanine connections where board real estate is tight. The 0.016\" (0.40mm) pitch packs 40 circuits into a compact footprint, and the 0.030\" (0.75mm) height above board keeps the profile low. ## Surface-Mount Termination and Solder Retention","metaTitle":"Hirose DF37B-40DP-0.4V(51) Header, 40 Pos, 0.40mm Pitch","metaDescription":"Hirose DF37B-40DP-0.4V(51) header, 40 positions, 0.40mm pitch, dual-row, SMT, gold contacts. Active production. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":"DF37","packageCase":null,"mountingType":null,"rohsStatus":"RoHS Compliant","productStatus":"Active","categoryPath":["Board-to-Board Connectors","Mezzanine & Stacking Connectors"],"specifications":{"Mfr":"Hirose Electric Co Ltd","Pitch":"0.016\\\" (0.40mm)","Series":"DF37","Package":"Tape & Reel (TR) Cut Tape (CT)","Features":"Solder Retention","Mounting Type":"Surface Mount","Connector Type":"Header, Outer Shroud Contacts","Contact Finish":"Gold","Number of Rows":"2","Product Status":"Active","lifecycle_stage":"unknown","Height Above Board":"0.030\\\" (0.75mm)","Base Product Number":"DF37B","Number of Positions":"40","Mated Stacking Heights":"0.98mm","Contact Finish Thickness":"2.00µin (0.051µm)"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$1.6100","priceTiers":[{"qty":1,"price":"$1.61000","currency":"USD"},{"qty":10,"price":"$1.40000","currency":"USD"},{"qty":25,"price":"$1.34080","currency":"USD"},{"qty":50,"price":"$1.31100","currency":"USD"},{"qty":100,"price":"$1.25140","currency":"USD"},{"qty":250,"price":"$1.13220","currency":"USD"},{"qty":500,"price":"$1.04282","currency":"USD"},{"qty":1000,"price":"$0.89385","currency":"USD"},{"qty":2500,"price":"$0.83426","currency":"USD"},{"qty":8000,"price":"$0.77467","currency":"USD"}]},"links":{"datasheetUrl":"https://cdn.icsourcedirect.com/3aa4291611ad64fcbe6042571475da76.pdf","sourceUrl":null,"alternativesUrl":"https://icsourcedirect.com/api/mcp/products/DF37B-40DP-0.4V(51)/alternatives.json"},"ai":{"faq":[{"question":"Where can I buy DF37B-40DP-0.4V(51)?","answer":"Submit a request for quote to confirm current availability and pricing for your required quantity."},{"question":"What is the mating connector for DF37B-40DP-0.4V(51)?","answer":"The receptacle half must have the same 40-position count and 0.40mm pitch."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://icsourcedirect.com/hirose-electric-co-ltd/DF37B-40DP-0.4V~151~2","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/DF37B-40DP-0.4V~151~2 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}}