14020316402000

Mounting Type:	Through Hole
Screw Thread:	M3
Torque - Screw:	0.5-0.6 Nm (4.4-5.3 Lb-In)
Screw Material - Plating:	--
Clamp Material - Plating:	--
Contact Material - Plating:	Copper Alloy - Tin Plated
Housing Material:	Polyamide (PA), Nylon
Operating Temperature:	-40°C ~ 110°C
Color:	Black
Features:	--
Wire Termination:	Screw
Series:	har-flexicon®
Wire Gauge:	16-30 AWG
Voltage:	300V
Current:	13.5A
Mating Orientation:	Horizontal with Board
Pitch:	0.197" (5.00mm)
Positions Per Level:	3
Number of Levels:	1
Part Status:	Active
Packaging:	Bulk

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Introduction
Terminal blocks, also referred to as wire-to-board connectors, are a type of electrical connection commonly used with printed circuit boards (PCBs). The terminal block provides an electrical connection between two or more terminals of an electrical circuit. They can be used to connect different types of electrical systems, such as power supplies, circuit boards, and transformers. In addition, terminal blocks can also help reduce the risk of short circuits in PCBs by providing a secure connection between the terminals and the PCB.Types of Terminals Blocks
Terminal blocks come in a variety of shapes and sizes. For example, a single terminal block or a multi-pin terminal block can be used. Single terminal blocks are typically used for a single connection point. These are often used in relay or PCB boxes, where only a single connection is needed. Multi-pin terminal blocks, on the other hand, are used to make multiple, simultaneous connections. These can be used to connect multiple circuits together, or to connect multiple devices such as sensors, transducers, and cameras.Materials Used in Terminals Blocks
Terminal blocks are typically made of metal or plastic. Metal terminal blocks are usually made of copper or aluminum. Copper terminal blocks are often used in applications which require high current carrying capacity or where the terminals may need to be soldered. Aluminum terminal blocks are used in applications that require a high heat dissipation capability. Plastic terminal blocks are generally designed for lighter duty applications such as connecting low voltage circuits. They are typically less expensive than metal terminal blocks.Installation of Terminals Blocks
Terminal blocks can be installed in a variety of ways. Generally, the most common installation method is by screwing the terminal block into a pre-drilled hole on the PCB. Other methods of installation include soldering or using a dedicated tool designed for specific terminal block types. When soldering, it is important to use the correct type of solder and soldering iron so as to not damage the terminal block or cause shorts in the circuit.14020316402000 Application Field and Working Principle
Terminal blocks are most often used in various types of electrical circuit boards and equipment. These include consumer electronics, automotive electronics, and industrial applications. They are used to provide reliable electrical connection between components of the circuit board or equipment.The working principle of terminal blocks is relatively simple. They provide a physical contact point between two or more terminals of an electrical circuit. The terminals are connected by a conductor that allows electrical current to pass through the circuit. The terminal blocks are designed to provide a secure connection point and prevent any accidental or intentional short circuits that could damage the circuit board or equipment.Conclusion
Terminal blocks are an important component of any PCB or electronic equipment. They provide a secure electrical connection between components of the circuit board and prevent any accidental or intentional shorting of the circuit. Terminal blocks come in several different shapes and sizes, and vary in materials and installation methods. It is important to choose the appropriate type of terminal blocks for the application and understand their working principle in order to ensure a proper and reliable electrical connection.

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