Littelfuse Inc.
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ROV07H470K-S-2
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ROV07H470K-S-2

Product Overview

Category

The ROV07H470K-S-2 belongs to the category of passive electronic components.

Use

It is used as a varistor, providing voltage-dependent resistance in electronic circuits.

Characteristics

  • Voltage-dependent nonlinear resistor
  • Protects circuits from overvoltage conditions
  • Ceramic disc construction
  • High energy absorption capability

Package

The ROV07H470K-S-2 is typically available in tape and reel packaging with a quantity of 1000 units per reel.

Specifications

  • Voltage Rating: 47V
  • Maximum Allowable Voltage: 30Vrms
  • Peak Current (8/20µs): 4500A
  • Energy (10/1000µs): 1.5J
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ROV07H470K-S-2 has two axial leads for connection in a circuit. The lead configuration is standard for through-hole mounting.

Functional Features

  • Provides protection against transient voltage spikes
  • Rapid response to overvoltage conditions
  • Low leakage current under normal operating conditions

Advantages and Disadvantages

Advantages

  • Effective protection of sensitive electronic components
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Limited lifespan under high-energy surge conditions
  • Susceptible to thermal runaway if subjected to prolonged overvoltage conditions

Working Principles

The ROV07H470K-S-2 operates based on the principle of voltage-dependent resistance. When the voltage across the varistor exceeds its threshold, it conducts current and dissipates the excess energy, protecting the circuit.

Detailed Application Field Plans

The ROV07H470K-S-2 is commonly used in: - Power supplies - Telecommunications equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the ROV07H470K-S-2 include: - ROV05H470K - ROV14H470K - ROV20H470K

In conclusion, the ROV07H470K-S-2 varistor is a vital component in electronic circuits, providing essential overvoltage protection and ensuring the reliability of various electronic devices and systems.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق ROV07H470K-S-2 في الحلول التقنية

  1. What is the ROV07H470K-S-2 used for in technical solutions?

    • The ROV07H470K-S-2 is a varistor that is commonly used for overvoltage protection in various technical solutions.

  2. How does the ROV07H470K-S-2 provide overvoltage protection?

    • The ROV07H470K-S-2 acts as a voltage-dependent resistor, clamping excessive voltage and diverting it away from sensitive components in the circuit.

  3. What are the typical applications of the ROV07H470K-S-2 in technical solutions?

    • The ROV07H470K-S-2 is often used in power supplies, industrial equipment, telecommunications devices, and other electronic systems to safeguard against voltage spikes.

  4. What is the maximum voltage rating of the ROV07H470K-S-2?

    • The ROV07H470K-S-2 has a maximum voltage rating of [insert voltage rating here].

  5. How does the ROV07H470K-S-2 compare to other varistors in terms of performance and reliability?

    • The ROV07H470K-S-2 offers high surge current capability, low leakage current, and excellent stability, making it a reliable choice for overvoltage protection.

  6. Can the ROV07H470K-S-2 be used in automotive applications?

    • Yes, the ROV07H470K-S-2 is suitable for automotive electronics where overvoltage protection is required.

  7. What are the temperature specifications for the ROV07H470K-S-2?

    • The ROV07H470K-S-2 is designed to operate within a specified temperature range, typically from -40°C to +85°C.

  8. Are there any specific soldering or mounting considerations for the ROV07H470K-S-2?

    • Proper soldering techniques and recommended mounting practices should be followed to ensure the optimal performance and reliability of the ROV07H470K-S-2.

  9. Does the ROV07H470K-S-2 require any additional protective measures in high-voltage environments?

    • In high-voltage environments, appropriate circuit design and coordination with other protective devices may be necessary to enhance the effectiveness of the ROV07H470K-S-2.

  10. Where can I find detailed technical specifications and application notes for the ROV07H470K-S-2?

    • Detailed technical specifications and application notes for the ROV07H470K-S-2 can be found in the product datasheet provided by the manufacturer or distributor.