DR03F36Q1388DNB

Overview

The DR03F36Q1388DNB is a ceramic coaxial resonator manufactured by Knowles Integrated Microwave, operating at a center frequency of 1.388 GHz. It features a nominal impedance of 10.3 Ohms and a frequency tolerance of ±1%. The component utilizes high-performance ceramic dielectric materials to ensure stability in microwave applications. Its physical dimensions are 9.00mm in length, 3.00mm in width, and 3.08mm in height. The device is supplied in bulk packaging and complies with RoHS3 standards.

Feature Summary

• Utilizes modern high-performance ceramic dielectric materials for stable operation
• Designed as a compact quarter-wave resonator suitable for frequency standard applications
• Offers precise frequency control with specified impedance characteristics

Applications

• Microwave frequency standards
• RF circuit filtering
• Communication system oscillators

Procurement Notes

Verify the specific manufacturing date code and lot traceability upon receipt to ensure compliance with project requirements. Confirm that the bulk packaging condition meets storage guidelines for sensitive electronic components. Cross-reference the part number with official Knowles Integrated Microwave documentation to validate authenticity and technical specifications before integration into production lines.

Selection Notes

Select this component when a compact, high-stability ceramic resonator is required for 1.388 GHz applications. Consider its 10.3 Ohm impedance and ±1% tolerance against circuit design constraints. Evaluate the physical footprint of 9.00mm x 3.00mm for PCB layout compatibility. Ensure the operating environment aligns with the material properties of the ceramic dielectric used in this series.

Part Context

This resonator belongs to the DR03 series of ceramic coaxial components from Knowles Integrated Microwave. These parts are engineered for microwave frequencies where size and performance are critical. The series leverages advanced ceramic technology to provide reliable frequency determination in space-constrained RF designs, serving as a fundamental element in signal generation and processing circuits.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Direct replacement requires matching the 1.388 GHz frequency, 10.3 Ohm impedance, and 9.00mm x 3.00mm package dimensions. Consult manufacturer engineering support for qualified alternatives if supply chain constraints exist.