Bourns PF2270 Riedon™ Power Resistors

Introduction

The Bourns PF2270 Riedon™ Power Resistors are designed for high-performance applications while adhering to size constraints. These resistors are engineered to deliver exceptional power capabilities and reliability, making them a valuable component in various electronic systems.

Part Description

The Bourns PF2270 series features chassis-mount resistors that utilize thick-film technology, housed in a standard TO-227 package. They offer a wide resistance range from 0.1Ω to 100KΩ, with power ratings reaching up to 300W. The resistors are known for their low inductance of 14nH, making them superior to traditional wirewound power resistors. Additionally, they come with moisture-resistant encapsulation, ensuring durability and performance in challenging environments. The PF2270 series is particularly noted for its excellent pulse-handling capabilities and resistance tolerances of ±1%.

Applications

• AC/DC and DC/DC power converters
• Battery energy storage systems (BESS)
• Capacitor recharge/discharge circuits
• Industrial power supplies and inverters
• Motor drives
• Current sensing applications

Industries

• Electronics
• Renewable energy
• Automotive
• Industrial automation
• Telecommunications
• Consumer electronics

Usage Ideas

1. Current Limiting Circuit: Design a circuit that utilizes the PF2270 resistor to limit current in a power supply application, ensuring that sensitive components are protected from overcurrent conditions.

2. Motor Drive Control: Implement the PF2270 in an industrial motor drive system to manage power dissipation and enhance the reliability of the motor control circuit.

3. Battery Management System: Use the PF2270 resistors in a battery management system for capacitor recharge/discharge circuits, ensuring efficient energy transfer and monitoring.

Conclusion

The Bourns PF2270 Riedon™ Power Resistors are a robust solution for various high-performance applications. With their compact design, high power ratings, and excellent reliability, these resistors are ideal for industries ranging from electronics to renewable energy. Their versatility and advanced features make them a preferred choice for engineers looking to enhance the performance of their electronic systems.