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| PartNumber | SMM-139-02-S-D | SMM-139-02-S-D-LC | SMM-139-02-S-S |
| Description | Headers & Wire Housings 2.00 mm Tiger Eye High-Reliability Socket Strip | Headers & Wire Housings 2.00 mm Tiger Eye High-Reliability Socket Strip | CONN RCPT 39POS 0.079 GOLD SMD |
| Manufacturer | Samtec | Samtec | Samtec Inc. |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Rectangular Connectors - Headers, Receptacles, Female Sockets |
| RoHS | Y | Y | - |
| Product | Headers | Headers | - |
| Type | Socket | Socket | - |
| Number of Positions | 78 Position | 78 Position | 39 |
| Pitch | 2 mm | 2 mm | 0.079" (2.00mm) |
| Number of Rows | 2 Row | 2 Row | 1 |
| Termination Style | SMD/SMT | SMD/SMT | - |
| Mounting Angle | Straight | Straight | - |
| Contact Gender | Socket (Female) | Socket (Female) | - |
| Contact Plating | Gold | Gold | - |
| Mating Post Length | - | - | - |
| Termination Post Length | - | - | - |
| Series | SMM | SMM | Tiger Eye SMM |
| Tradename | Tiger Eye | Tiger Eye | - |
| Packaging | Tube | Tube | Bulk |
| Contact Type | - | - | Female Socket |
| Current Rating | 3.2 A | 3.2 A | - |
| Housing Material | Liquid Crystal Polymer (LCP) | Liquid Crystal Polymer (LCP) | - |
| Voltage Rating | 350 V | 350 V | - |
| Brand | Samtec | Samtec | - |
| Contact Material | Beryllium Copper | Beryllium Copper | - |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | - |
| Row Spacing | 2 mm | 2 mm | - |
| Housing Gender | - | - | - |
| Latching Type | Unlatched | Unlatched | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Minimum Operating Temperature | - 55 C | - 55 C | - |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | - |
| Factory Pack Quantity | 7 | 7 | - |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | - |
| Color | - | - | Black |
| Termination | - | - | Solder |
| Mounting Type | - | - | Surface Mount |
| Features | - | - | - |
| Connector Type | - | - | Receptacle |
| Contact Finish | - | - | Gold |
| Contact Finish Thickness | - | - | 30μin (0.76μm) |
| Number of Positions Loaded | - | - | All |
| Fastening Type | - | - | - |