42J300E

Series:	Ohmicone® 40
Packaging:	Bulk
Part Status:	Active
Resistance:	300 Ohms
Tolerance:	±5%
Power (Watts):	2W
Composition:	Wirewound
Features:	--
Temperature Coefficient:	±20ppm/°C
Operating Temperature:	--
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.220" Dia x 0.406" L (5.60mm x 10.30mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	--

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Introduction
Through Hole Resistors, or THRs as they are commonly called, are basic components used for a variety of electrical circuits. The 42J300E is part of this family and has many applications in electronics. In this article, the features, application fields, and working principles for the 42J300E resistor will be discussed.

Features
The 42J300E provides a stable voltage and current levels. It is very easy to install and maintain. It has double sided connections which allows for more effective connection to other components in the circuit. The resistor has an operating temperature range of -25 to +85 Celsius and has a ±2% tolerance level, providing reliable results. The resistor is also rated for up to 500V, allowing for use in power circuit designs.

Application Fields
The 42J300E resistor is used in a variety of applications. It can be used in power supplies for providing a stable current and voltage values. It can also be used in circuits that require a lot of heat dissipation, as it has a fairly high thermal capacity. It is also commonly used in circuits that require large amounts of current, as it is capable of conducting up to 500V and can handle up to 64A of current. It is also used in many noise cancellation circuits, as it can help reduce interference and noise levels.

Working Principle
The 42J300E resistor works by utilizing the Ohm’s law to convert the electrical current into heat. This is done by having a material with high resistance in between the two metal connections that are linked to the power source. This resistance allows the voltage to decrease and thus it becomes easier to control. The resistor also helps to control the current flow by dissipating the energy as heat. This means that when the current increases, the resistor becomes hotter and thus reduces the amount of current that can flow through it. This helps in providing stable voltage and current levels, which is essential for any electronic device.

Conclusion
The 42J300EThrough Hole Resistor is a useful component that is widely used in various electronics applications due to its stability, reliability, and heat-dissipation properties. It is able to provide stable voltage and current levels and can handle large currents. It is also capable of dissipating heat very efficiently, making it suitable for applications that require high levels of current or high temperature environments. The resistance level and the double-sided connections make it a very useful tool for noise reduction and power circuit designs.

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