H439R2BDA

Series:	Holco, Holsworthy
Packaging:	Bulk
Part Status:	Active
Resistance:	39.2 Ohms
Tolerance:	±0.1%
Power (Watts):	0.5W, 1/2W
Composition:	Metal Film
Features:	Pulse Withstanding
Temperature Coefficient:	±25ppm/°C
Operating Temperature:	-55°C ~ 155°C
Package / Case:	Axial
Supplier Device Package:	Axial
Size / Dimension:	0.146" Dia x 0.394" L (3.70mm x 10.00mm)
Height - Seated (Max):	--
Number of Terminations:	2
Failure Rate:	--

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Through Hole Resistors and the H439R2BDA

Through hole resistors, also known as THRs, are an important component in many electronic systems. They are used to control the current flow in circuits and provide protection for sensitive electronic components. The H439R2BDA is a particularly popular THR, primarily because of its high performance and reliability. This article will discuss the application field and working principle of the H439R2BDA.

Application Field

The H439R2BDA is a very versatile THR, and can be used in a wide range of applications. It is typically used in audio and video systems, as the large range of values it can support makes it ideal for controlling signal levels. It can also be used in control systems, such as those found in automobiles and aircraft, where precise control of current flow is critical to the operation of the system. Additionally, it is often used in power supplies, as its low levels of resistance can help regulate the current flow in the circuit.

Working Principle

The H439R2BDA works by introducing resistance to the circuit. This resistance is measured in ohms and is determined by the value of the resistor. When electric current flows through a resistor, a certain amount of voltage will be dropped across the resistor which results in the current being limited. The more resistance, the lower the current flow will be. The H439R2BDA has a wide range of resistance values, from 0.1ohm to 22Kohm, making it very adaptable to different circuit designs. The H439R2BDA is a particularly durable THR due to its construction. It has a coil-wound resistor, which is embedded in a hard ceramic compound that helps protect it from damage due to heat and vibration. This makes it ideal for use in harsh environments, as it can still perform reliably even when exposed to extreme temperatures and vibrations.

Conclusion

The H439R2BDA is a particularly versatile and reliable THR that can be used in a wide range of applications. It has a wide range of resistance values, from 0.1ohm to 22Kohm, making it ideal for controlling signal levels and regulating current flow. Additionally, it is highly durable due to its construction, making it suitable for use in harsh environments. All in all, the H439R2BDA is a great option for controlling current flow in circuits.

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