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| PartNumber | QTS-025-01-L-D-EM2 | QTS-025-01-L-D-A | QTS-025-01-L-D-A-K-TR |
| Description | Board to Board & Mezzanine Connectors 0.635 mm Q Strip High-Speed Ground Plane Terminal Strip | Board to Board & Mezzanine Connectors 0.635 mm Q Strip High-Speed Ground Plane Terminal Strip | .635MM DBL ROW HS TERM ASSY |
| Manufacturer | Samtec | Samtec | - |
| Product Category | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | - |
| RoHS | Y | Y | - |
| Product | Headers | Headers | - |
| Number of Positions | 50 Position | 50 Position | - |
| Pitch | 0.635 mm | 0.635 mm | - |
| Number of Rows | 2 Row | 2 Row | - |
| Termination Style | SMD/SMT | SMD/SMT | - |
| Mounting Angle | Straight | Straight | - |
| Current Rating | 1.8 A, 23.1 A | 1.8 A | - |
| Voltage Rating | 285 V | 275 V | - |
| Series | QTS | QTS | - |
| Packaging | Tray | Tray | - |
| Contact Plating | Gold | Gold | - |
| Housing Material | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) | - |
| Brand | Samtec | Samtec | - |
| Contact Material | Phosphor Bronze | Phosphor Bronze | - |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | - |
| Mounting Style | SMD | Mounting Peg | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Minimum Operating Temperature | - 55 C | - 55 C | - |
| Product Type | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | - |
| Factory Pack Quantity | 44 | 96 | - |
| Subcategory | Board to Board & Mezzanine Connectors | Board to Board & Mezzanine Connectors | - |
| Termination Post Length | - | - | - |
| Tradename | Q Strip | Q Strip | - |