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ROV10H221K-2

ROV10H221K-2

Product Category

The ROV10H221K-2 belongs to the category of varistors, which are electronic components used to protect circuits from excessive voltage surges.

Basic Information Overview

  • Use: The ROV10H221K-2 is used to suppress transient voltage spikes and limit the voltage that can reach sensitive electronic equipment.
  • Characteristics: It has a high energy absorption capability and fast response time.
  • Package: The ROV10H221K-2 is typically available in a disc package.
  • Essence: Its essence lies in providing overvoltage protection to electronic circuits.
  • Packaging/Quantity: It is commonly sold in reels or bulk packaging with varying quantities.

Specifications

  • Voltage Rating: 220V
  • Peak Current: 100A
  • Maximum Energy (10/1000µs): 1.5J
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ROV10H221K-2 typically has two leads for connection in a circuit. The pin configuration is as follows: - Pin 1: Connection point for one end of the varistor - Pin 2: Connection point for the other end of the varistor

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltages to safe levels.
  • Fast Response Time: Rapidly responds to voltage surges, protecting downstream components.

Advantages and Disadvantages

  • Advantages:
    • Effective protection against voltage surges
    • Fast response time
    • Wide operating temperature range
  • Disadvantages:
    • Limited lifespan after multiple surge events
    • Can degrade over time with exposure to repeated surges

Working Principles

The ROV10H221K-2 operates based on the principle of non-linear resistance. When a voltage surge occurs, the varistor's resistance decreases, allowing it to conduct current and divert excess voltage away from the protected circuit.

Detailed Application Field Plans

The ROV10H221K-2 is commonly used in various applications such as: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the ROV10H221K-2 include: - ROV05H101K-S: 100V, 50A - ROV20H331K-L: 330V, 20A - ROV14H431K-M: 430V, 30A

This comprehensive entry provides an in-depth understanding of the ROV10H221K-2, covering its category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

技術ソリューションにおける ROV10H221K-2 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the ROV10H221K-2 used for?

    • The ROV10H221K-2 is a varistor, commonly used to protect electronic circuits from overvoltage conditions.
  2. What is the maximum voltage rating of the ROV10H221K-2?

    • The maximum voltage rating of the ROV10H221K-2 is 175V.
  3. What is the maximum energy absorption capability of the ROV10H221K-2?

    • The ROV10H221K-2 can absorb up to 10J of energy during an overvoltage event.
  4. How does the ROV10H221K-2 protect electronic circuits?

    • The varistor material in the ROV10H221K-2 has a high resistance at normal operating voltages but rapidly changes to a low resistance state when subjected to overvoltage, shunting the excess current away from the protected circuit.
  5. In what type of technical solutions is the ROV10H221K-2 commonly used?

    • The ROV10H221K-2 is commonly used in surge protection devices, power supplies, and electronic equipment to safeguard against transient voltage spikes.
  6. Can the ROV10H221K-2 be used in automotive applications?

    • Yes, the ROV10H221K-2 is suitable for use in automotive electronics to protect against voltage surges.
  7. Is the ROV10H221K-2 suitable for use in outdoor environments?

    • Yes, the ROV10H221K-2 is designed to withstand outdoor conditions and can be used in outdoor technical solutions.
  8. What is the response time of the ROV10H221K-2 to an overvoltage event?

    • The response time of the ROV10H221K-2 is very fast, typically responding within nanoseconds to divert excess voltage.
  9. Can multiple ROV10H221K-2 varistors be connected in parallel for higher current handling capacity?

    • Yes, multiple ROV10H221K-2 varistors can be connected in parallel to increase the current handling capability for larger technical solutions.
  10. Are there any special considerations for integrating the ROV10H221K-2 into a technical solution?

    • It is important to ensure proper thermal management and electrical isolation when integrating the ROV10H221K-2 into a technical solution to maximize its effectiveness and longevity.