LFXTAL003003BULK

Overview

The LFXTAL003003BULK is a quartz crystal resonator manufactured by IQD Frequency Products, designed for surface-mount applications. It operates at a fundamental frequency of 32.768 kHz with a load capacitance of 12.5 pF. The component features a frequency tolerance of ±20 ppm and exhibits a series resistance (ESR) of 50 kΩ. It utilizes a 4-pin SOJ package measuring 4 mm in length, 10.4 mm in width, and 3.4 mm in height. The device supports an operating temperature range from -40°C to +85°C and complies with RoHS standards.

Feature Summary

• Surface-mount design utilizing a compact 4-lead small outline junction (SOJ) package for automated PCB assembly.
• High stability performance suitable for precision timing requirements in low-frequency clock circuits.
• Wide industrial temperature rating ensuring reliable operation across extreme environmental conditions.

Applications

• Real-time clock circuits in consumer electronics
• Microcontroller system oscillators
• Industrial control systems requiring precise timekeeping

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure compatibility with required packaging formats and lead finish specifications. Confirm that the selected variant matches the intended surface-mount footprint dimensions and thermal characteristics for the target application environment.

Selection Notes

Select this component when a standard 32.768 kHz reference is required for space-constrained designs. Ensure the circuit impedance matches the specified 12.5 pF load capacitance to maintain accuracy. Consider the 50 kΩ ESR value when designing oscillator feedback networks to guarantee stable startup and sustained oscillation.

Part Context

This part belongs to the IQD LFXTAL series of quartz crystals, which provides a comprehensive range of frequencies and packages. The LFXTAL003003BULK specifically addresses the common need for accurate time-base generation in digital systems using a widely adopted surface-mount form factor.

Replacement Considerations

Cross-reference with other manufacturers offering 32.768 kHz SMD crystals in 4-SOJ packages. Verify pin pitch, physical envelope dimensions, and electrical parameters such as load capacitance and ESR before substitution.

FAQ

What is the recommended load capacitance for this crystal?

The LFXTAL003003BULK is designed for a load capacitance of 12.5 pF.

Does this component support through-hole mounting?

No, the LFXTAL003003BULK is specifically designed for surface-mount technology (SMT) using a 4-lead SOJ package.