CP0805A0902BSTR

RF Directional Couplers Overview

The CP0805A0902BSTR is an RF directional coupler manufactured by KYOCERA AVX, designed for GSM applications within the 890MHz to 915MHz frequency range. It features a standard coupling type with a nominal coupling coefficient of 12.5 ± 1dB. The component supports a maximum power handling capacity of 3W and operates in a surface-mount 0805 (2012 Metric) package. Key electrical specifications include an insertion loss of 0.5dB, isolation of -19dB, and return loss of -23dB at 50 Ohms impedance.

RF Directional Couplers Feature Summary

• Provides precise signal directionality for RF circuits operating in GSM bands
• Compact surface-mount design suitable for space-constrained mobile devices
• Standard coupling configuration ensures predictable signal attenuation levels

RF Directional Couplers Applications

• GSM communication systems
• RF signal monitoring circuits
• Mobile handset transceivers

RF Directional Couplers Procurement Notes

Verify RoHS compliance status as the specific variant may not meet current environmental standards. Confirm lead times directly with authorized distributors due to potential supply chain variability. Ensure the ordering suffix matches the required tape and reel quantity for automated assembly processes.

RF Directional Couplers Selection Notes

Select this component when designing GSM-based RF front-ends requiring compact directional coupling. Evaluate thermal management capabilities given the 3W power rating. Compare isolation and return loss metrics against system requirements to ensure minimal signal reflection and interference in high-density PCB layouts.

RF Directional Couplers Part Context

This part belongs to KYOCERA AVX's portfolio of passive RF components, specifically targeting wireless communication infrastructure. The manufacturer specializes in ceramic-based electronic solutions, leveraging advanced materials for high-frequency stability and reliability in consumer electronics and industrial applications.

RF Directional Couplers Replacement Considerations

Check for direct substitutes such as CP0805A0902DWTR if different packaging or minor parameter variations are acceptable. Verify pin compatibility and footprint dimensions before replacing to avoid PCB redesign efforts.