WW2BT125R

Series:	WW
Packaging:	Tape & Reel (TR)
Part Status:	Active
Resistance:	125 Ohms
Tolerance:	±0.1%
Power (Watts):	1.5W
Composition:	Wirewound
Features:	Moisture Resistant
Temperature Coefficient:	±20ppm/°C
Operating Temperature:	-55°C ~ 350°C
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.156" Dia x 0.370" L (3.96mm x 9.40mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	--

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Through Hole Resistors - WW2BT125R application field and working principle

Through hole resistors provide a reliable method of limiting or controlling current in any electrical circuit. Commonly known as through hole resistors, they are electrical components whose principal function is to reduce or regulate the flow of electric current in a circuit. They are one of the most commonly used passive components in electrical and electronics circuits.The WW2BT125R resistor is a through hole resistor that is designed for use in electronic circuits. It is made up of two terminals, one on either end, that are insulated from each other and mounted on a heat-resistant ceramic insulating substrate. This substrate allows for efficient heat transfer from the resistor to the ambient air, for cooling. The ceramic substrate also helps to extend the life of the resistor by providing better thermal dissipation.The most common application of the WW2BT125R resistor is for the purpose of providing a fixed amount of resistance to current flow. It is often used in power electronics and motor applications such as speed control and voltage regulation. It is also commonly used for protecting electronic components from excessive currents and for providing a precise level of resistance for reduction of current in a circuit.The WW2BT125R resistor is designed to work within a specific range of output current and voltage. The resistance of the component decreases as more current is applied, so it must be correctly sized for the application or it will be overloaded and may be destroyed. The resistance also increases as voltage is increased, so it is necessary to use a resistor of appropriate power handling capability for high-voltage applications.The WW2BT125R resistor is constructed using an array of thin metal wires fused together in a rectangular array. On either end of the rectangle is a terminal that is insulated from the others. By adjusting the length of the metal wires, the resistance of the device can be changed. It is operated by supplying electrical current to one of the terminals; the resulting electrical field will cause the current to travel through the metal wires, reducing in strength along its path. The amount of reduction depends on the resistance of the component. The amount of current that is allowed to flow through the resistor is limited by the amount of resistance.In conclusion, the WW2BT125R resistor is a through hole resistor designed for use in electronic circuits. It is capable of providing reliable current control, allowing precise current regulation for applications such as voltage regulation and protection of electronic components. It is constructed using a thin metal wire array, allowing easy adjustment of its resistance for varying applications. The WW2BT125R resistor provides reliable and efficient control of current and is a common choice for many electronic applications.

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