DB0805A0900ASTR500

RF Directional Couplers Overview

The DB0805A0900ASTR500 is a thin-film directional coupler manufactured by KYOCERA AVX. It operates at a center frequency of 900 MHz with a tolerance of +/- 30 MHz. The component features a 50 Ohm impedance and utilizes SMD/SMT termination for board mounting. It is housed in an 0805 (2012 metric) package and is supplied in reels of 500 units. The device functions within a temperature range of -40°C to +85°C.

RF Directional Couplers Feature Summary

• Thin-film multilayer technology construction
• Hybrid 3dB 90-degree coupling design
• High-frequency signal conditioning capability

RF Directional Couplers Applications

• RF signal monitoring
• Power measurement systems
• GSM communication modules

RF Directional Couplers Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to ensure correct reel quantity and packaging configuration. Confirm RoHS compliance status through official datasheets prior to integration. Ensure storage conditions remain within specified limits to maintain component integrity during handling and assembly processes.

RF Directional Couplers Selection Notes

Select this component for applications requiring precise 900 MHz signal coupling with minimal insertion loss. The 0805 footprint suits space-constrained PCB layouts. Verify impedance matching requirements align with the 50 Ohm specification. Consider thermal operating ranges when designing for extreme environmental conditions.

RF Directional Couplers Part Context

This part belongs to the DB0805 series of hybrid directional couplers from KYOCERA AVX. These components utilize advanced thin-film technology to deliver consistent high-frequency performance. The series is designed for reliable operation in RF signal processing environments, offering stable coupling characteristics across the designated frequency band.

RF Directional Couplers Replacement Considerations

Consult official substitution guides for compatible alternatives. Cross-reference electrical parameters such as coupling factor, directivity, and frequency range before implementing any substitute component to ensure system performance consistency.