H412R4BYA

Series:	Holco, Holsworthy
Packaging:	Bulk
Part Status:	Active
Resistance:	12.4 Ohms
Tolerance:	±0.1%
Power (Watts):	0.5W, 1/2W
Composition:	Metal Film
Features:	Pulse Withstanding
Temperature Coefficient:	±15ppm/°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: H412R4BYA application field and working principle

Through hole resistors, also known as axial resistors, are electromechanical components that commonly take a cylindrical shape, consisting of an insulating ceramic former and a metal-alloy resistive element. They are connected to other circuit components or circuit boards via terminal leads. Through hole resistors offer a broad range of resistance values, tolerance, temperature and power capability to meet a variety of application requirements.The H412R4BYA is a popular through hole resistor. It has a power rating of 1/2 watt, a tolerance of ± 10%, and an operating temperature range of −55°C to +155°C. The H412R4BYA is designed for high reliability and stability in harsh environment applications. Its combination of durability and performance makes it suitable for use in industrial and automotive applications.To understand how this through hole resistor works, it’s important to understand the underlying electrical principles that govern its function. The basic principle is Ohm’s law, which states that the current flowing through a resistor is proportional to the voltage applied across it. This means that if you increase the voltage, the current draw increases as well. By regulating the current, the resistor regulates the voltage and provides a stable operating power level.In the H412R4BYA, the resistance is created by the resistive element. The resistive element is made from a metal-alloy which has a higher resistance than the ceramic formers, which act as an insulator. The materials used in the construction of the H412R4BYA have been specifically chosen for their exemplary thermal and electrical properties, and their ability to remain stable in harsh, high temperature environments.The H412R4BYA through hole resistor is most commonly used in automotive electronics, such as automobile engines and headlights, as well as in industrial applications like air conditioning systems, power supplies and other applications that require precise and reliable power regulation. Due to its excellent performance and robust design, the H412R4BYA can also be used in various consumer electronic and medical electronic devices.An important factor to consider when working with resistors is the total power dissipation, which is the maximum power the resistor can safely handle. For most applications, resistors that dissipate more than 2 Watts of power are not suitable due to the amount of heat they can generate. The H412R4BYA is rated for a maximum power dissipation of 1/2 Watt, making it ideal for most applications.In summary, the H412R4BYA is a through-hole resistor that has an excellent range of characteristics, making it suitable for many applications. It is durable and reliable, with good thermal and electrical properties that allow it to function reliably in harsh environments. The H412R4BYA also offers excellent power dissipation capabilities, making it suitable for a wide range of applications.

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