| Attribute | Value |
|---|---|
| Product Category: | |
| Manufacturer: | TE Connectivity |
| Manufacturer Part Number: | TE Connectivity 3-644661-3 |
| Series: | MTA 156 |
| Housing Material: | Polyester - GF |
| Number of Rows: | 1 |
| Mount Type: | Board Mount |
| Termination Method: | Through Hole - Solder |
| Contact Material: | Copper Alloy |
| Pitch: | .156 in, 3.96 mm |
| Voltage: | 600 V AC |
| Contact Type: | Tab |
| Strain Relief: | No Strain Relief |
| Package Quantity: | 500 |
| Contact Amperage: | 7 A |
| Number of Positions: | 3 |
| Housing Color: | Natural |
| Mount Orientation: | Vertical |
| GPL: | 103 |
| Mating Retention Type: | Polarized Lock |
| Packaging: | Box |
| Operating Temperature Range: | -55 - 105 °C, -67 - 221 °F |
| Circuit Application: | Power |
| Contact Mating Area Plating: | Tin |
| Contact Mating Area Plating Thickness: | 150 - 350 µin, 3.81 - 8.89 µm |
| Panel Mount: | Without |
| PCB Retention: | With |
| Contact Termination Plating Thickness: | 150 µin, 3.81 µm |
| PCB Thickness (Recommended): | .061 in, 1.57 mm |
| Connector Height: | 13.84 mm, .545 in |
| PCB Retention Type: | Tab |
| Sealable: | No |
| Mating Alignment: | Without |
| GPL Description: | Appliances |
| Connector and Contact Terminate To: | Printed Circuit Board |
| Product Code: | 1525 |
| Number of Power Positions: | 3 |
| Contact Layout: | Inline |
| Connector Length: | 11.76 mm, .463 in |
| Connector System: | Wire to Board |
| Contact Termination Plating: | Tin |
| Connector Product Type: | Header |
| Mating Post Length: | 11.43 mm, .449 in |
| ECCN: | EAR99 |
| Contact Mating Area Plating Finish: | Matte |
| Connector Width: | 10.8 mm, .425 in |
| Mating Retention: | With |
| PCB Mount Alignment: | With |
| PCB Mount Alignment Type: | Peg |
| Termination Post Tail Length: | .125 in, 3.17 mm |
| Header Type: | Unshrouded |
| Contact Retention: | Without |
| Glow Wire Rating: | Standard Part - Not Glow Wire |
| Connector and Housing Type: | Plug |
| Material Flammability Standard: | UL 94V-0 |
| Part Aliases: | 3-644661-3 |
| SKU: | AMP3-644661-3 |
3-644661-3
Specifications
Detailed Description
Easily connect power components on your circuit board with this MTA 156 series header. Designed for through-hole solder mounting, it features a single row with three inline tab contacts for efficient power transmission. The polyester housing, in a natural color, ensures durability and complies with UL 94V-0 flammability standards. With a voltage rating of 600V AC and a current carrying capacity of 7A, it's suitable for various power applications. This header, with a pitch of 3.96mm, provides a secure connection while operating within a wide temperature range from -55 to 105°C. Its vertical mount orientation and tab PCB retention make installation easy, and the polarized lock mating retention ensures a stable connection. Meeting RoHS compliance, it's an environmentally friendly choice for your power connector needs.
For Use With
| Product | Part # | Description | Stock |
|---|---|---|---|
| TE Connectivity 2132189-3 | ![]() | |
| TE Connectivity 3-644615-3 | ![]() | |
| TE Connectivity 3-647178-7 | ![]() | |
| TE Connectivity 770894-3 | ![]() |


