INDUSTRY COMPONENT

Oscillator/Crystal

Electronic component providing precise timing signals for digital circuits in industrial control systems.

Component Specifications

Definition
An oscillator/crystal is a passive electronic component that generates a stable, precise frequency signal through piezoelectric resonance. In industrial PCB controllers, it serves as the timing reference for microprocessors, communication interfaces, and synchronization circuits, ensuring accurate operation of control algorithms and data processing.
Working Principle
Utilizes the piezoelectric effect where an applied electric field causes mechanical deformation in quartz crystal, creating resonant oscillations at a specific frequency determined by crystal cut and dimensions.
Materials
Quartz crystal (SiO2) with silver or gold electrodes, housed in ceramic or metal packages with hermetic sealing.
Technical Parameters
  • Aging ±3ppm/year
  • Package HC-49/S, SMD 3225/5032
  • Frequency 4MHz to 50MHz
  • Load Capacitance 12pF to 32pF
  • Frequency Tolerance ±10ppm to ±100ppm
  • Operating Temperature -40°C to +85°C
Standards
IEC 60122-1, MIL-PRF-3098, JIS C6701

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Oscillator/Crystal.

Parent Products

This component is used in the following industrial products

Engineering Analysis

Risks & Mitigation
  • Frequency drift due to temperature variations
  • Mechanical shock damage
  • Aging causing long-term frequency shift
  • EMI interference affecting stability
FMEA Triads
Trigger: Mechanical stress from PCB assembly
Failure: Crystal fracture or electrode detachment
Mitigation: Use shock-absorbing mounting, proper soldering profiles, and vibration-resistant packages
Trigger: Moisture ingress
Failure: Corrosion and frequency instability
Mitigation: Hermetic sealing, conformal coating, and humidity-controlled storage

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
Frequency stability within ±50ppm over operating temperature range
Test Method
IEC 60122-1 for frequency measurement, MIL-STD-202 for environmental testing

Buyer Feedback

★★★★☆ 4.8 / 5.0 (25 reviews)

"Reliable performance in harsh Computer, Electronic and Optical Product Manufacturing environments. No issues with the Oscillator/Crystal so far."

"Testing the Oscillator/Crystal now; the technical reliability results are within 1% of the laboratory datasheet."

"Impressive build quality. Especially the technical reliability is very stable during long-term operation."

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Frequently Asked Questions

What is the difference between oscillator and crystal in industrial applications?

A crystal (crystal resonator) requires external circuitry to oscillate, while an oscillator includes the crystal plus oscillation circuitry in one package. Oscillators provide complete timing solutions but are more expensive.

How does temperature affect crystal oscillator performance?

Temperature changes cause frequency drift. Industrial crystals use AT-cut quartz with minimal temperature coefficient around 25°C. For extreme environments, TCXO (Temperature Compensated Crystal Oscillator) or OCXO (Oven Controlled Crystal Oscillator) provide better stability.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

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