12.87126

Crystals Overview

The Geyer Electronic America, Inc. model 12.87126 is a ceramic surface-mount crystal designed for frequency control applications. It operates at a fundamental frequency of 32.768 kHz with a frequency tolerance of ±20 ppm. The component features a load capacitance of 12.5 pF and an equivalent series resistance (ESR) of 65 kOhms. It utilizes a 2-SMD, no-lead package configuration suitable for automated assembly processes in compact electronic designs.

Crystals Feature Summary

• Provides stable oscillation at 32.768 kHz for timekeeping circuits
• Utilizes a leadless surface-mount package for space-efficient integration
• Designed for Class III life-supporting device applications

Crystals Applications

• Real-time clock modules
• Microcontroller system clocks
• Wearable electronic devices

Crystals Procurement Notes

Verify the manufacturer part number 12.87126 against official Geyer Electronic documentation to confirm specifications. Ensure compatibility with the target circuit's load capacitance requirements of 12.5 pF. Check for any specific handling instructions related to the leadless SMD package during assembly.

Crystals Selection Notes

Select this component when a 32.768 kHz reference signal is required for low-power timing applications. The ±20 ppm tolerance suits general-purpose real-time clock functions. Consider the 2-SMD form factor for PCB space constraints and the 65 kOhm ESR for oscillator circuit stability.

Crystals Part Context

This crystal belongs to Geyer Electronic's frequency control product line, which includes quartz crystals, oscillators, and ceramic resonators. The manufacturer specializes in components for various electronic markets, providing solutions for precise timing and frequency generation needs in consumer and industrial electronics.

Crystals Replacement Considerations

Consult official Geyer Electronic substitution guides or authorized distributor databases for verified alternative part numbers. Cross-reference electrical parameters such as frequency, tolerance, load capacitance, and package dimensions before substituting.