EFJ-C2005E5B

Resonators Overview

The EFJ-C2005E5B is a ceramic resonator manufactured by Panasonic Electronic Components. It operates at a frequency of 4 MHz with a load capacitance of 18 pF and a tolerance of ±1%. The component features a three-pin configuration within an SMD package measuring 2.0 mm in length, 1.2 mm in width, and 0.6 mm in height. It supports a maximum operating temperature of 85°C and is designed for surface mount assembly processes.

Resonators Feature Summary

• Utilizes ceramic resonator technology for stable frequency generation
• Integrated three-pin design simplifies circuit layout
• Compact surface mount form factor suitable for space-constrained applications

Resonators Applications

• Clock generator for microprocessors
• Carrier signal between telecommunication equipment
• Timing reference in personal computer systems

Resonators Procurement Notes

Verify the specific suffix codes against official Panasonic documentation to ensure correct load capacitance and frequency tolerance specifications. Confirm that the requested variant matches the required operating temperature range and package dimensions for your specific PCB layout constraints prior to ordering.

Resonators Selection Notes

Select this component when a cost-effective timing solution is required for low-frequency clock applications. Ensure the system load capacitance aligns with the specified 18 pF requirement to maintain frequency accuracy. Consider the physical footprint constraints as the device utilizes a small surface mount package.

Resonators Part Context

This component belongs to the family of ceramic resonators produced by Panasonic Electronic Components. These devices serve as alternative timing solutions to quartz crystals, offering lower cost and higher shock resistance while maintaining adequate stability for general-purpose digital logic and microprocessor clocking applications.

Resonators Replacement Considerations

Consult official Panasonic substitution guides for direct equivalents. Verify that any alternative part matches the 4 MHz frequency, 18 pF load capacitance, and compatible package dimensions to ensure functional interchangeability without redesign.