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| PartNumber | DF9-21S-1V | DF9-21S-1V(69) | DF9-21S-1V(32) |
| Description | Board to Board & Mezzanine Connectors 1.0MM V SMT RECPT 21P GOLD PLATING | Board to Board & Mezzanine Connectors 1.0MM V SMT RECPT 21P TIN PLATING | |
| Manufacturer | Hirose Electric Co Ltd | Hirose Electric Co Ltd | Hirose Electric Co Ltd |
| Product Category | Rectangular - Board to Board Connectors - Arrays, Edge Type, Mezzanine | Rectangular - Board to Board Connectors - Arrays, Edge Type, Mezzanine | Rectangular - Board to Board Connectors - Arrays, Edge Type, Mezzanine |
| Series | DF9 | DF9 | DF9 |
| Packaging | Tube | Digi-ReelR Alternate Packaging | Digi-ReelR Alternate Packaging |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Features | Board Guide, Solder Retention | Board Guide, Solder Retention | Board Guide, Solder Retention |
| Height Above Board | 0.130" (3.30mm) | 0.130" (3.30mm) | 0.130" (3.30mm) |
| Connector Type | Receptacle, Outer Shroud Contacts | Receptacle, Outer Shroud Contacts | Receptacle, Outer Shroud Contacts |
| Contact Finish | Tin | Gold | Tin |
| Contact Finish Thickness | - | 8μin (0.20μm) | 39μin (1.00μm) |
| Number of Positions | 21 | 21 | 21 |
| Pitch | 0.039" (1.00mm) | 0.039" (1.00mm) | 0.039" (1.00mm) |
| Number of Rows | 2 | 2 | 2 |
| Mated Stacking Heights | 4.3mm | 4.3mm | 4.3mm |