3-644457-3 TE Connectivity, 3-644457-3 Datasheet - Page 79

• Manufacturer Part Number: 3-644457-3
• Description: Conn Unshrouded Header HDR 3 POS 2.54mm Solder RA Thru-Hole
• Manufacturer: TE Connectivity
• Type: Unshrouded Headerr
• Series: MTA-100r

Specifications of 3-644457-3

• Pitch: 2.54 mm
• Number Of Rows: 1
• Number Of Contacts: 3
• Gender: HDR
• Termination Method: Solder
• Pitch Spacing: 2.54mm
• No. Of Rows: 1
• No. Of Contacts: 3
• Contact Termination: Right Angle Through Hole
• Contact Plating: Tin
• Contact Material: Copper Alloy
• Rohs Compliant: Yes
• Connector Type: Header
• Product Line: MTA-100
• Pcb Mounting Orientation: Right Angle
• Pcb Mount Retention: Without
• Mating Connector Lock: Without
• Four Points Of Contact: Without
• Shrouded: No
• Mounting Ears: Without
• Post Size (mm [in]): 0.64 [.025]
• Panel Mount Retention: Without
• Voltage Rating (vac): 250
• Solder Tail Contact Plating: Tin
• Number Of Positions: 3
• Centerline (mm [in]): 2.54 [0.100]
• Narrow: Yes
• Post Number(s) Omitted: None
• Contact Type: Pin
• Contact Shape: Square
• Contact Plating, Mating Area, Material: Tin
• Contact Base Material: Copper Alloy
• Connector Style: Plug
• Housing Color: White
• Mating Alignment: Without
• Ul Flammability Rating: UL 94V-0
• Housing Material: Polyester
• Backwall/post Interruption(s): Without
• Rohs/elv Compliance: RoHS compliant, ELV compliant
• Lead Free Solder Processes: Wave solder capable to 240°C
• Rohs/elv Compliance History: Always was RoHS compliant
• Applies To: Printed Circuit Board
• Application Use: Wire-to-Board

The following is a list of technical documents covering the installation, operation, adjustment,
maintenance and repair of MTA application tooling.
provide instructions for assembling or applying the product. They are
intended for the Manufacturing Assembler or Operator.
provide complete, detailed instructions on the installation, operation,
adjustment, maintenance and repair of complex tools and application machines.
are similar to instruction sheets (which cover products and tools), and
provide instructions for installation, adjustment and maintenance of applicators used in auto-
matic and semiautomatic machines.