CHF190104CBF101L

Overview

The CHF190104CBF101L is a high-frequency RF power resistor from the Bourns CHF series, designed for demanding signal processing environments. It features a chassis mount configuration with a flange for efficient thermal dissipation. The component provides a nominal resistance of 100 Ohms with a tolerance of 5%. Rated for 800 Watts of continuous power handling, it operates effectively across a frequency range of DC to 1 GHz. This robust construction supports stable performance in high-power RF applications requiring precise impedance control and heat management.

Feature Summary

• High power handling capability rated at 800 Watts for sustained operation
• Wideband frequency response supporting signals from DC up to 1 GHz
• Chassis mount design with integrated flange for effective heat dissipation

Applications

• RF power amplification stages
• Signal termination in high-frequency circuits
• Load testing for RF equipment

Procurement Notes

Verify component status as this specific part number is listed as obsolete by distributors. Confirm availability through secondary market channels or authorized surplus suppliers. Ensure compatibility with existing mounting hardware due to the flange mount requirement. Cross-reference specifications against current replacement options if new production units are required for long-term projects.

Selection Notes

Select this component when high power dissipation and wide bandwidth are critical requirements. The 100 Ohm value suits standard RF system impedances. Consider the physical dimensions and thermal interface needs associated with the chassis mount style. Evaluate alternative series models if active manufacturing support is mandatory for the project lifecycle.

Part Context

This resistor belongs to the CHF series of RF power components manufactured by Bourns Inc. The series is characterized by its ability to handle significant power loads while maintaining stability at high frequencies. These components are typically utilized in industrial and communication systems where reliable signal termination and power absorption are necessary under rigorous operating conditions.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. As the item is marked obsolete, consult Bourns technical support for direct recommendations on modern equivalents within the CHF series or other high-power RF resistor lines that meet the 800W and 1GHz specifications.