3-644757-9

Series:	MTA-156
Packaging:	Bulk
Part Status:	Obsolete
Connector Type:	Header
Contact Type:	Male Pin
Pitch - Mating:	0.156" (3.96mm)
Number of Positions:	9
Number of Rows:	1
Row Spacing - Mating:	--
Number of Positions Loaded:	All
Style:	Board to Cable/Wire
Shrouding:	Unshrouded
Mounting Type:	Through Hole
Termination:	Solder
Fastening Type:	--
Contact Length - Mating:	0.400" (10.16mm)
Contact Length - Post:	0.175" (4.45mm)
Overall Contact Length:	0.700" (17.78mm)
Insulation Height:	0.125" (3.18mm)
Contact Shape:	Circular
Contact Finish - Mating:	Gold
Contact Finish Thickness - Mating:	30.0µin (0.76µm)
Contact Finish - Post:	Tin
Contact Material:	Copper Alloy
Insulation Material:	Thermoplastic
Features:	--
Operating Temperature:	-55°C ~ 105°C
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

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3-644757-9 Rectangular Connectors - Headers, Male Pins

Rectangular connectors are electrical components used to connect electric cables or wires between two or more connectors. 3-644757-9 is a type of rectangular connector – headers, male pins, which are mainly used for the connection of cables, wires, and other terminals.

Application Field of 3-644757-9

The 3-644757-9 rectangular connector is mainly used in the fields of electronic equipment, instrumentation, office automation, computer, communication, etc. For electronic equipment, the connectors are often used to connect the components or devices within the system, such as in telecommunication products, medical devices, etc. It is also very common to use 3-644757-9 connectors in high-frequency electronic circuits where signal integrity and stability are important.

Working Principle of 3-644757-9

3-644757-9 rectangular connectors are composed of a male and female part. The male connector has a number of pins protruding in a row; while the female connector has rectangular openings which is designed to fit over the pins on the male connector. Upon insertion, the pins create an electrical connection between the two connectors.A key feature of 3-644757-9 rectangular connectors is its power coating. The male pins are usually coated with polytetrafluoroethylene (PTFE), which is a stable, non-toxic material that is resistant to a wide range of environmental conditions. PTFE coating allows the connectors to achieve better temperature stability and longer life.Moreover, 3-644757-9 rectangular connectors also feature an insulation resistance up to 10MΩ, which makes them ideal for high voltage and current applications. These connectors are also designed for high frequency performance and support up to 1GHz transmission. Furthermore, the connectors come with an operating temperature range from -40 to 125°C, making them suitable for a wide range of application environments.

Conclusion

3-644757-9 rectangular connectors are widely used in a variety of electronic products and provide a reliable and secure connection between two electronic components or devices. They are extremely durable, have good insulation resistance, high frequency performance, and a wide operating temperature range. In addition, the application of PTFE coating further enhances the performance and ensures a longer lifespan. All these features make 3-644757-9 connectors a reliable and cost-effective connection solution for a variety of electronic projects and applications.

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