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ROV14H221K-S-2
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ROV14H221K-S-2

Product Category

The ROV14H221K-S-2 belongs to the category of varistors, which are electronic components used for voltage regulation and surge protection in electrical circuits.

Basic Information Overview

  • Use: The ROV14H221K-S-2 varistor is primarily used for transient voltage suppression and overvoltage protection in electronic circuits.
  • Characteristics: It has a high energy absorption capability, fast response time, and low leakage current.
  • Package: The varistor is typically housed in a disc-shaped ceramic package.
  • Essence: Its essence lies in providing reliable protection against voltage spikes and surges.
  • Packaging/Quantity: The varistor is commonly available in reels or bulk packaging, with quantities varying based on manufacturer specifications.

Specifications

  • Voltage Rating: 220V
  • Maximum Allowable Voltage: 360V
  • Peak Current Capability: 6000A
  • Operating Temperature Range: -40°C to 85°C
  • Capacitance: 100pF

Detailed Pin Configuration

The ROV14H221K-S-2 varistor typically consists of two leads for connection within a circuit. The pin configuration may vary slightly based on the manufacturer's specifications.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltages to protect sensitive electronic components.
  • Fast Response Time: Rapidly responds to voltage spikes to limit potential damage to connected devices.
  • Low Leakage Current: Ensures minimal power loss during normal operation.

Advantages and Disadvantages

  • Advantages:
    • Reliable overvoltage protection
    • Fast response time
    • Wide operating temperature range
  • Disadvantages:
    • Limited maximum allowable voltage
    • Capacitance may affect high-frequency performance

Working Principles

The varistor operates based on the principle of non-linear resistance, where its resistance decreases as the applied voltage increases. This characteristic allows it to divert excess current away from sensitive components when voltage surges occur.

Detailed Application Field Plans

The ROV14H221K-S-2 varistor finds extensive use in various applications, including: - Power supply units - Surge protectors - Industrial equipment - Consumer electronics

Detailed and Complete Alternative Models

  • Model 1: ROV10H221K-S-2 (220V, 5000A)
  • Model 2: ROV20H221K-S-2 (220V, 8000A)
  • Model 3: ROV14H331K-S-2 (330V, 6000A)

This comprehensive range of alternative models provides flexibility in selecting varistors based on specific application requirements.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan ROV14H221K-S-2 dalam solusi teknis

  1. What is the ROV14H221K-S-2 used for?

    • The ROV14H221K-S-2 is a varistor, commonly used to protect electronic circuits from overvoltage conditions.

  2. What is the maximum voltage rating of the ROV14H221K-S-2?

    • The maximum voltage rating of the ROV14H221K-S-2 is 140V.

  3. What is the maximum energy absorption capability of the ROV14H221K-S-2?

    • The ROV14H221K-S-2 can absorb up to 14J of energy.

  4. In what type of technical solutions is the ROV14H221K-S-2 commonly used?

    • The ROV14H221K-S-2 is commonly used in surge protection applications for power supplies, telecommunications equipment, and industrial electronics.

  5. What are the dimensions of the ROV14H221K-S-2?

    • The ROV14H221K-S-2 has dimensions of 14mm in diameter and 7.5mm in height.

  6. Is the ROV14H221K-S-2 suitable for use in outdoor environments?

    • Yes, the ROV14H221K-S-2 is designed to withstand outdoor conditions and is suitable for outdoor use.

  7. Can the ROV14H221K-S-2 be used in high-temperature environments?

    • Yes, the ROV14H221K-S-2 has a wide operating temperature range and can be used in high-temperature environments.

  8. What is the response time of the ROV14H221K-S-2 to an overvoltage event?

    • The response time of the ROV14H221K-S-2 is very fast, typically responding within nanoseconds to overvoltage events.

  9. Does the ROV14H221K-S-2 require any additional cooling or heat sinking?

    • No, the ROV14H221K-S-2 does not require additional cooling or heat sinking under normal operating conditions.

  10. Are there any specific precautions to consider when using the ROV14H221K-S-2 in technical solutions?

    • It is important to ensure proper installation and grounding of the ROV14H221K-S-2 to maximize its effectiveness in protecting electronic circuits.