3221-20-0300-00

Operating Temperature:	-40°C ~ 105°C
Insulation Height:	0.213" (5.40mm)
Contact Shape:	Square
Contact Finish - Mating:	Gold
Contact Finish Thickness - Mating:	Flash
Contact Finish - Post:	--
Contact Material:	Brass
Insulation Material:	Polyamide (PA6T), Nylon 6T
Features:	Keying Slot
Overall Contact Length:	--
Ingress Protection:	--
Material Flammability Rating:	UL94 V-0
Insulation Color:	--
Current Rating:	1A
Voltage Rating:	--
Mated Stacking Heights:	--
Contact Finish Thickness - Post:	--
Applications:	--
Number of Positions Loaded:	All
Packaging:	Tray
Part Status:	Active
Connector Type:	Header
Contact Type:	Male Pin
Pitch - Mating:	0.050" (1.27mm)
Number of Positions:	20
Number of Rows:	2
Row Spacing - Mating:	0.050" (1.27mm)
Series:	--
Style:	Board to Cable/Wire
Shrouding:	Shrouded - 4 Wall
Mounting Type:	Surface Mount
Termination:	Solder
Fastening Type:	Push-Pull
Contact Length - Mating:	--
Contact Length - Post:	--

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Rectangular Connectors - Headers, Male Pins: 3221-20-0300-00 Application Field and Working Principle

Rectangular Connectors - Headers, Male Pins, such as 3221-20-0300-00 connectors, are commonly used for electrical connection of many electronic devices, including electrical power, signals, and data connections. These connectors are available in a variety of shapes and sizes and typically have varying numbers of pins and contact spacing. 3221-20-0300-00 connectors are primarily used in two types of applications: electrical connectors and signal connectors. In electrical connector applications, they are used to provide power from a power source to the device. This would include a power cable that connects to a power source, such as a battery or wall socket, and then to the device being powered. In signal connector applications, they are used to provide a signal connection between two devices. This could be a connection between two components in an electronic circuit or a connection between a device and a computer or other electronic device. When using 3221-20-0300-00 connectors, it is important to consider the working principles of the connector to ensure proper operation and maximum efficiency. The first step is to understand the pin arrangement and contact distance, as this will affect the performance of the connector. It is also important to understand the electrical parameters, such as the voltage and current requirements, the insulation resistance, and the contact resistance. The connection of the pins in 3221-20-0300-00 connectors is typically made by inserting them into a combined header and receptacle known as a "molex" system. The pins are inserted into the header before being pressed into the receptacle. Heat is then applied to the joint to create a solid connection. The advantage of molex systems is that they allow for quick and easy connections with very low insertion forces.Other working principles of 3221-20-0300-00 connectors include the use of soft latch technology. Soft latch technology uses a flexible plastic snap-on type lock to secure the pins in the connector. This technology provides a more reliable connection and also reduces the chances of accidental disconnection due to pins slipping out of the connector. Finally, it is important to understand the contact termination methods used in 3221-20-0300-00 connectors to ensure a proper and reliable connection. Typically, the pins are soldered by hand onto the circuit board. However, there are also automated methods such as pneumatic, hydraulic, or thermal pressing, which are used to achieve a more secure connection. In conclusion, the 3221-20-0300-00 connector is a common and versatile connector used in many applications. It is important to understand their working principles, as this will affect the performance of the connector and the longevity of the connection. Following the best practices outlined in this article will help ensure a proper connection and reliable operation.

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