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ROV14H391K-S-2
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ROV14H391K-S-2

Product Overview

Category

The ROV14H391K-S-2 belongs to the category of electronic components, specifically a varistor.

Use

It is used as a voltage-dependent resistor to protect circuits from excessive transient voltage surges.

Characteristics

  • Voltage Protection: Provides protection against voltage spikes and surges.
  • Non-linear Response: Exhibits non-linear voltage-current characteristics.
  • Compact Size: Small form factor for easy integration into circuit designs.
  • Reliable Performance: Offers consistent performance under varying conditions.

Package

The ROV14H391K-S-2 is typically available in a standard surface mount package.

Essence

The essence of the ROV14H391K-S-2 lies in its ability to safeguard electronic circuits from voltage fluctuations and surges, thereby enhancing the reliability and longevity of electronic devices.

Packaging/Quantity

The varistor is usually supplied in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Voltage Rating: 390V
  • Maximum Allowable Voltage: 1000V
  • Peak Current Capability: 8000A
  • Operating Temperature Range: -40°C to 85°C
  • Capacitance: 100pF

Detailed Pin Configuration

The ROV14H391K-S-2 features a standard two-pin configuration, with no polarity.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltage to protect connected equipment.
  • Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
  • High Energy Absorption: Capable of dissipating significant surge energy without degradation.

Advantages

  • Protection: Safeguards sensitive electronic components from voltage transients.
  • Reliability: Enhances the overall reliability and lifespan of electronic devices.
  • Compact Design: Space-efficient form factor for seamless integration into circuit layouts.

Disadvantages

  • Clamping Voltage Tolerance: Variations in clamping voltage may occur between units.
  • Limited Lifespan: Over repeated surges, the varistor may degrade and require replacement.

Working Principles

The varistor operates based on the principle of voltage-dependent resistance. When subjected to excessive voltage, it exhibits a significant decrease in resistance, diverting the excess current away from the protected circuit.

Detailed Application Field Plans

The ROV14H391K-S-2 finds application in various fields such as: - Power Supplies: Protects power supply circuits from voltage spikes. - Telecommunications: Safeguards communication equipment from transient voltage events. - Industrial Control Systems: Ensures the integrity of control systems in industrial environments.

Detailed and Complete Alternative Models

  • ROV10H391K: A similar varistor with a lower voltage rating.
  • ROV20H391K: A higher-rated varistor suitable for applications with elevated voltage requirements.

In conclusion, the ROV14H391K-S-2 serves as a crucial component in protecting electronic circuits from voltage disturbances, offering reliable performance and compact design. Its application spans across diverse industries, contributing to the resilience of electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ROV14H391K-S-2 v technických řešeních

  1. What is the ROV14H391K-S-2 used for?

    • The ROV14H391K-S-2 is a varistor designed to protect electronic circuits from overvoltage conditions.

  2. What is the maximum voltage rating of the ROV14H391K-S-2?

    • The maximum voltage rating of the ROV14H391K-S-2 is 390V.

  3. What is the typical application of the ROV14H391K-S-2?

    • The ROV14H391K-S-2 is commonly used in surge protection devices, power supplies, and other electronic equipment to suppress voltage spikes.

  4. What is the response time of the ROV14H391K-S-2?

    • The response time of the ROV14H391K-S-2 is typically very fast, providing quick protection against overvoltage events.

  5. What is the operating temperature range of the ROV14H391K-S-2?

    • The ROV14H391K-S-2 is designed to operate within a temperature range of -40°C to +85°C.

  6. How does the ROV14H391K-S-2 compare to other varistors in terms of performance?

    • The ROV14H391K-S-2 offers high energy absorption capability and low leakage current, making it suitable for demanding applications.

  7. Can the ROV14H391K-S-2 be used in automotive electronics?

    • Yes, the ROV14H391K-S-2 is suitable for use in automotive electronics due to its robust design and reliability.

  8. Is the ROV14H391K-S-2 RoHS compliant?

    • Yes, the ROV14H391K-S-2 is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  9. What are the key specifications to consider when integrating the ROV14H391K-S-2 into a circuit?

    • Key specifications to consider include voltage rating, peak current capability, energy absorption capacity, and dimensions.

  10. Are there any specific precautions to take when using the ROV14H391K-S-2 in technical solutions?

    • It is important to ensure proper mounting and heat dissipation to maximize the performance and lifespan of the ROV14H391K-S-2.