0121M4-25.000FTLDTNJK

Overview

The 0121M4-25.000FTLDTNJK is a surface-mount quartz crystal resonator manufactured by Suzhou Hangjing Elec&Tech Co., Ltd. It operates at a fundamental frequency of 25 MHz with a load capacitance of 12.5 pF and an equivalent series resistance of 100 Ohms. The component provides a frequency tolerance of ±10 ppm and maintains a frequency stability of ±30 ppm across its operational range. Designed for compact electronic assemblies, this device utilizes a four-terminal SMD package configuration without leads, ensuring reliable performance in space-constrained applications requiring precise timing control.

Feature Summary

• Surface-mount design suitable for automated assembly processes
• High frequency stability within specified temperature ranges
• Low equivalent series resistance for efficient circuit integration

Applications

• Computing systems requiring precise clock signals
• Communication equipment for signal synchronization
• Automotive electronics demanding reliable timing
• Medical devices needing stable frequency references

Procurement Notes

Verify the specific ordering suffix to ensure compatibility with required load capacitance and tolerance levels. Confirm that the operating temperature range aligns with the target application environment. Check for any specific handling requirements related to the surface-mount package type during storage and assembly processes.

Selection Notes

Select this component when a 25 MHz fundamental frequency is required with tight tolerance specifications. Consider the 12.5 pF load capacitance requirement for oscillator circuit design. Evaluate the 100 Ohm ESR against the driving level constraints of the host circuit to prevent overdriving the crystal element.

Part Context

This part belongs to the HCi product line from Suzhou Hangjing, focusing on quartz frequency controlling units. The manufacturer specializes in research and development of quartz crystals, oscillators, and filters. This specific model represents a standard SMD crystal solution for general-purpose timing applications in industrial and consumer electronics.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Ensure exact matching of electrical parameters including frequency, load capacitance, and ESR when sourcing alternatives.