TFA16C04DBER

Overview

The TFA16C04DBER is a fixed thin film RF attenuator manufactured by Ohmite, designed for surface-mount applications in the 0603 package. It provides a nominal attenuation of 4 dB with a maximum operating frequency of 20 GHz and a characteristic impedance of 50 Ohms. The device features a single channel configuration and maintains a maximum Voltage Standing Wave Ratio (VSWR) of 1.5. It operates within a temperature range of -40°C to +125°C. The component utilizes thin film technology and weighs approximately 2 mg.

Feature Summary

• Utilizes thin film technology for stable RF performance
• Designed for high-frequency operation up to 20 GHz
• Compact 0603 surface-mount package format

Applications

• RF signal path attenuation in wireless communication systems
• Impedance matching networks in microwave circuits
• Signal conditioning in test and measurement equipment

Procurement Notes

Verify the specific part number against official Ohmite documentation to confirm technical specifications and compliance status. Ensure that the procurement source provides valid manufacturer traceability and authentic product certification. Cross-reference the datasheet for any recent updates regarding RoHS compliance or packaging variations before finalizing orders.

Selection Notes

Select this component when a precise 4 dB attenuation is required in space-constrained designs. The 0603 footprint suits high-density PCB layouts. Consider the 20 GHz frequency limit and 50 Ohm impedance match for compatibility with standard RF transmission lines. Evaluate thermal requirements against the specified -40°C to +125°C operating range.

Part Context

This part belongs to the Ohmite TFA series of fixed thin film attenuators. The series offers various attenuation values and package sizes including 0603, 0805, and 1206. These components are engineered for consistent performance across wide frequency ranges, serving as essential passive elements in modern RF and microwave circuit architectures.

Replacement Considerations

Consult Ohmite's official substitution guide for compatible alternatives within the TFA series. Verify that any substitute matches the 0603 footprint, 4 dB attenuation value, and 20 GHz frequency capability. Ensure impedance and VSWR specifications align with the original design requirements.