12.86512

Crystals Overview

The Geyer Electronic America, Inc. model 12.86512 is a quartz crystal resonator designed for surface-mount applications. It operates at a fundamental frequency of 20 MHz with a load capacitance of 10 pF and an equivalent series resistance of 80 Ohms. The component features a tolerance of ±50 ppm and functions within an operating temperature range of -20°C to +70°C. Its physical dimensions are 2.50 mm in length by 2.00 mm in width, utilizing a 4-SMD, flat lead package configuration suitable for compact electronic designs.

Crystals Feature Summary

• Super ultra-miniature footprint ideal for space-constrained devices
• Surface-mount technology construction for automated assembly
• Quartz material ensures stable frequency generation

Crystals Applications

• Hearing aids
• Earbuds
• Wireless applications

Crystals Procurement Notes

Verify the specific manufacturer part number against official Geyer Electronic documentation to ensure authenticity. Confirm that the required frequency tolerance and load capacitance match the circuit design requirements before ordering. Check for any specific handling instructions related to the surface-mount package type.

Crystals Selection Notes

Select this component when a 20 MHz reference signal is required in a minimal footprint form factor. Ensure the application environment stays within the specified -20°C to +70°C operating range. Consider the 80 Ohm ESR value for oscillator circuit compatibility.

Crystals Part Context

This part belongs to the KX-2 series of quartz crystals from Geyer Electronic. The series is characterized by its super ultra-miniature size, targeting markets requiring high-density PCB layouts. It complements the manufacturer's broader portfolio of frequency control products including oscillators and ceramic resonators.

Crystals Replacement Considerations

Consult official substitution guides for compatible equivalents. Verify that any alternative maintains the 20 MHz frequency, 10 pF load capacitance, and 4-SMD flat lead package dimensions to ensure mechanical and electrical interchangeability.