Littelfuse Inc.
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ROV20H470L-S
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ROV20H470L-S

Product Category

The ROV20H470L-S belongs to the category of high-voltage metal oxide varistors (MOV) used for surge protection in electrical circuits.

Basic Information Overview

  • Use: Surge protection in electrical circuits
  • Characteristics: High voltage handling capacity, fast response time, compact size
  • Package: Ceramic disc
  • Essence: Protects electronic devices from voltage surges
  • Packaging/Quantity: Typically packaged in reels or trays

Specifications

  • Maximum Voltage: 470V
  • Peak Current: 20kA
  • Operating Temperature: -40°C to 85°C
  • Dimensions: Varies based on package type

Detailed Pin Configuration

The ROV20H470L-S typically has two leads for connection to the circuit. The pin configuration may vary based on the specific package type.

Functional Features

  • Fast response to voltage surges
  • High energy absorption capability
  • Reliable protection for sensitive electronic components

Advantages and Disadvantages

Advantages: - Effective surge protection - Compact size - Wide operating temperature range

Disadvantages: - Limited maximum voltage compared to some other MOVs - May require additional components for comprehensive surge protection in complex circuits

Working Principles

The ROV20H470L-S operates based on the principle of varistor action, where its resistance decreases as the voltage across it increases. This allows it to divert excess current away from sensitive components during a surge event.

Detailed Application Field Plans

The ROV20H470L-S is commonly used in various applications including: - Power supply units - Industrial equipment - Telecommunication systems - Consumer electronics

Detailed and Complete Alternative Models

  • ROV14H471K-S: Similar characteristics with a slightly lower maximum voltage rating
  • ROV20H471K-S: Higher maximum voltage rating with similar performance characteristics
  • ROV14H431K-S: Lower maximum voltage rating but suitable for less demanding applications

This information provides a comprehensive overview of the ROV20H470L-S, covering its category, basic information, specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ROV20H470L-S v technických řešeních

  1. What is the ROV20H470L-S?

    • The ROV20H470L-S is a high-power, low-resistance metal oxide varistor (MOV) designed for surge protection in various technical solutions.

  2. What are the key features of the ROV20H470L-S?

    • The key features include a high surge current capability, low leakage current, and fast response to transient voltage surges.

  3. In what technical solutions can the ROV20H470L-S be used?

    • The ROV20H470L-S can be used in power supplies, industrial equipment, automotive electronics, and telecommunications systems for surge protection.

  4. How does the ROV20H470L-S provide surge protection?

    • The ROV20H470L-S clamps transient voltage spikes to a safe level, protecting sensitive electronic components from damage.

  5. What is the maximum surge current rating of the ROV20H470L-S?

    • The ROV20H470L-S has a maximum surge current rating of [insert value] amps, making it suitable for handling high-energy transients.

  6. Is the ROV20H470L-S suitable for outdoor applications?

    • Yes, the ROV20H470L-S is designed to withstand outdoor environmental conditions and can be used in outdoor technical solutions.

  7. Does the ROV20H470L-S require any additional heat sinking or cooling?

    • The ROV20H470L-S is designed to operate within its temperature limits without requiring additional heat sinking or cooling.

  8. Can the ROV20H470L-S be used in conjunction with other surge protection devices?

    • Yes, the ROV20H470L-S can be used in combination with other surge protection devices to provide comprehensive protection against transient voltage events.

  9. What is the typical lifespan of the ROV20H470L-S in continuous operation?

    • The ROV20H470L-S has a long operational lifespan, typically exceeding [insert value] years under normal operating conditions.

  10. Where can I find detailed technical specifications and application notes for the ROV20H470L-S?

    • Detailed technical specifications and application notes for the ROV20H470L-S can be found in the product datasheet provided by the manufacturer.