643704-8

Operating Temperature:	-55°C ~ 105°C
Insulation Height:	0.425" (10.80mm)
Contact Shape:	Square
Contact Finish - Mating:	Tin
Contact Finish Thickness - Mating:	--
Contact Finish - Post:	Tin
Contact Material:	Copper Alloy
Insulation Material:	Thermoplastic, Glass Filled
Features:	--
Overall Contact Length:	0.650" (16.51mm)
Ingress Protection:	--
Material Flammability Rating:	UL94 V-0
Insulation Color:	Natural
Current Rating:	Varies by Wire Gauge
Voltage Rating:	600VAC
Mated Stacking Heights:	--
Contact Finish Thickness - Post:	--
Applications:	General Purpose, Industrial
Number of Positions Loaded:	9
Packaging:	Bulk
Part Status:	Active
Connector Type:	Header
Contact Type:	Male Pin
Pitch - Mating:	0.156" (3.96mm)
Number of Positions:	11
Number of Rows:	1
Row Spacing - Mating:	--
Series:	MTA-156
Style:	Board to Cable/Wire
Shrouding:	Shrouded - 1 Wall
Mounting Type:	Through Hole
Termination:	Solder
Fastening Type:	Friction Lock
Contact Length - Mating:	0.400" (10.16mm)
Contact Length - Post:	0.125" (3.18mm)

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Introduction

643704-8 is an 8-pin, 4-row, vertical board-to-board header connector. It has a shrouded configuraton and a convenient pin end face, making it suitable for a wide range of applications including industrial and consumer electronics, communications, and aerospace. It is designed to provide superior electrical and mechanical performance, offering reliable connections between two circuit boards.

Application Field

643704-8 connectors are designed for a wide range of applications, including industrial electronics, consumer electronics, communications infrastructure, and aerospace. It is suitable for use in applications such as server systems, routers, switches, computers, and for power, signal, and control connections. In addition, it is suitable for use in harsh environments, such as in shipboard communication systems.

Working Principle

643704-8 connectors use a standard housing and contact pin receptacle which is designed to provide a secure and reliable connection between two circuit boards. The contact pins are held in place by the molded housing which physically locks the two circuit boards together. The contact pins are designed to provide a reliable electrical connection between the two boards, with a 0.8mm contact pitch ensuring secure and stable electrical performance. The contact pins also offer additional mechanical stability, providing greater vibration resistance and durability. The shrouded housing also provides additional protection from EMI/RFI interference, shielding sensitive components and connections from extraneous signals. The shrouded housing is designed to provide uniform shielding coverage and superior performance over a wide range of frequencies, providing a secure and reliable connection even in noisy environments. The shrouded housing allows for a compact design, allowing for a more efficient use of PCB real estate and increasing the density of components which can be placed on the board.

Conclusion

643704-8 connectors are an ideal solution for a wide range of applications, offering reliable electrical and mechanical performance. The 0.8mm contact pitch ensures secure and stable electrical connections, while the shrouded housing provides shielding from EMI/RFI interference and increased mechanical stability. The compact design maximizes the use of PCB board real estate, allowing for more efficient use of the space. For these reasons, 643704-8 is suitable for a wide range of applications, including industrial, consumer, communications, and aerospace.

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