H421R5BYA

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The H421R5BYA through hole resistor is a medium power resistor used in intermittent operation applications. It has a power rating of up to 325 watts and can be used to limit current in high-powered devices such as motors, switches, and large transformers. It is also useful for voltage division and can be used as a snubber or crowbar circuit in switching applications. The H421R5BYA is a radial-leaded component that is available in both standard and miniature sizes.The H421R5BYA is a four-terminal resistor that is easily inserted into circuit boards or other components. It has a ceramic coating on the terminals which prevents arcing and can withstand high temperatures up to 250 degrees Celsius. The ceramic material also provides a high level of insulation and excellent electrical properties. The resistor has a low inductance design that helps reduce electrical noise and interference.The H421R5BYA is designed for use in high frequency and high current environments and can handle up to 1 million pulses per second. Its thermal time constants provide excellent thermal conduction and its low noise reaction helps ensure accuracy and dependability in high speed applications. The H421R5BYA is designed with an adjustable current limiting feature that provides short circuit protection to protect sensitive components from overvoltage or overcurrent.The working principle of the H421R5BYA resistor is based on the Ohm’s law. It is essentially a small resistance that is inserted into a circuitry to limit the current flow in order to protect against damage or short circuit. The resistor works by creating a voltage drop across its two terminals in the presence of an electrical current. The voltage difference is proportional to the current passing through it. As the current is increased, the voltage drop across the resistor increases as well.The H421R5BYA through hole resistor can be used in a wide range of applications such as motor control, heating circuits, power supply regulation, data acquisition, power switching, lighting, and more. As a medium power resistor it provides reliable and accurate performance in these applications. It is capable of handling high frequencies, current peaks, and has low noise characteristics. The adjustable current limiting feature also makes it suitable for reliable short-circuit protection.Overall, the H421R5BYA through hole resistor is a versatile and useful component that can be used in a variety of applications. It is designed with excellent thermal and electrical properties, providing excellent performance and reliability in most applications. Its adjustable current-limiting feature also ensures the safety of connected components by protecting them from overvoltage and overcurrent. The H421R5BYA is an ideal choice for many different types of circuit designs.

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