PWR221T-50-1000J

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Through Hole Resistors are among some of the most commonly used resistance components in the electronics industry. The PWR221T-50-1000J resistor is one type of through-hole resistor that offers versatile and reliable performance. This article outlines the application field and working principle of this device.

Introduction

A through-hole resistor is a passive component that is used to limit current in a circuit and deliver low-valued resistance for a variety of applications. The PWR221T-50-1000J is a mica-based metal strip and wirewound through-hole resistor constructed out of high-grade material. It is designed to offer superior performance and stability over both short and long-term periods of operation.

Application Field

The PWR221T-50-1000J is suitable for a wide range of applications including circuit protection, current sensing, temperature compensation, and voltage balancing. It is commonly used in automotive, industrial automation, home appliance, and medical products. This device features high-stability across a wide temperature range, making it ideal for applications in harsh environments.

This resistor also features high surge capability and low inductance. Its high accuracy and low power losses make the PWR221T-50-1000J a popular choice for industrial-grade applications, such as current limiting, voltage regulation, and signal conditioning. It also offers excellent EMI and RFI performance.

Working Principle

The PWR221T-50-1000J is a through-hole resistor that utilizes a higher density of wires and a thicker resistor film compared to other resistors. This allows for higher current handling and improved frequency response performance. The device is also designed to control inductance and maintain the accurate resistance values across a large temperature range.

The resistor construction consists of a mica-based insulating film, two metal terminals, and a high-precision wirewound resistor element. The film insulation and tight construction resist atmosphere, humidity, water pressure, and impacts. The terminals are attached to the film by crimping or welding, ensuring trusted electrical contacts. This combined construction enables the PWR221T-50-1000J to resist temperature changes, vibration, and overloads.

Conclusion

In conclusion, the PWR221T-50-1000J through-hole resistor offers superior performance and reliability for a variety of applications. By utilizing a mica-based film insulation and a wirewound construction, this device is able to deliver high accuracy and low power losses. This makes it suitable for circuit protection, current sensing, temperature compensation, and voltage balancing.

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