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| PartNumber | 5-644695-1 | 5-644695-2 | 5-644695-0 |
| Description | Headers & Wire Housings 21P MTA100 STR HDR RETENTIVE | Headers & Wire Housings 22P MTA100 STR HDR RETENTIVE | Headers & Wire Housings 20P MTA100 STR HDR RETENTIVE |
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity AMP Connectors |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | Rectangular Connectors - Headers, Male Pins |
| RoHS | Y | Y | - |
| Product | Headers | Headers | - |
| Type | Unshrouded | Unshrouded | - |
| Number of Positions | 21 Position | 22 Position | 20 |
| Pitch | 2.54 mm | 2.54 mm | 0.100" (2.54mm) |
| Mounting Style | - | - | - |
| Termination Style | Through Hole | Through Hole | - |
| Mounting Angle | Straight | Straight | - |
| Contact Gender | Pin (Male) | Pin (Male) | - |
| Contact Plating | Tin | Tin | - |
| Series | MTA-100 | MTA-100 | MTA-100 |
| Tradename | MTA | MTA | - |
| Packaging | Bulk | Bulk | Bulk |
| Application | Wire-to-Board | Wire-to-Board | - |
| Housing Material | Polyester | Polyester | - |
| Voltage Rating | 250 V | 250 V | - |
| Brand | TE Connectivity / AMP | TE Connectivity / AMP | - |
| Contact Material | Copper Alloy | Copper Alloy | - |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | - |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | - |
| Factory Pack Quantity | 125 | 125 | - |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | - |
| Part # Aliases | 5-644695-1 | 5-644695-2 | - |
| Color | - | - | Natural |
| Termination | - | - | Press-Fit |
| Mounting Type | - | - | Through Hole |
| Features | - | - | - |
| Connector Type | - | - | Header, Unshrouded |
| Contact Finish | - | - | Tin |
| Contact Finish Thickness | - | - | 150μin (3.81μm) |
| Number of Positions Loaded | - | - | All |
| Number of Rows | - | - | 1 |
| Contact Type | - | - | Male Pin |
| Row Spacing | - | - | - |
| Fastening Type | - | - | - |
| Contact Mating Length | - | - | 0.295" (7.49mm) |