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ROV05H390K
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ROV05H390K

Introduction

The ROV05H390K is a key component belonging to the category of electronic components. This product is commonly used in various electronic circuits and systems due to its specific characteristics and functionality. In this entry, we will provide an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models related to the ROV05H390K.

Basic Information Overview

  • Category: Electronic Components
  • Use: The ROV05H390K is primarily used as a varistor, providing voltage-dependent resistance in electronic circuits to protect against transient overvoltage conditions.
  • Characteristics: It exhibits non-linear voltage-current characteristics, high surge current capability, and fast response time.
  • Package: The ROV05H390K is typically available in a disc-shaped package with leads for easy integration into circuit boards.
  • Essence: Its essence lies in providing protection against voltage surges and transients in electronic circuits.
  • Packaging/Quantity: It is commonly available in reels or bulk packaging, with quantities varying based on supplier and customer requirements.

Specifications

  • Voltage Rating: 39V
  • Maximum Allowable Voltage: 31V
  • Clamping Voltage: 60V
  • Peak Current (8/20μs): 100A
  • Energy (10/1000μs): 0.1J
  • Operating Temperature Range: -40°C to +85°C
  • Lead Material: Tin-plated copper

Detailed Pin Configuration

The ROV05H390K typically has two leads for connection to the circuit. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Protection: Provides effective protection against transient overvoltage conditions in electronic circuits.
  • Fast Response: Rapidly responds to voltage surges, diverting excess current away from sensitive components.
  • High Surge Current Capability: Capable of handling high surge currents, safeguarding the connected circuitry.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Fast response time
  • High surge current capability

Disadvantages

  • Limited to specific voltage ratings
  • Requires careful consideration of placement within the circuit for optimal performance

Working Principles

The ROV05H390K operates based on the principle of varistor action, where its resistance decreases as the voltage across it increases. When a transient overvoltage occurs, the varistor rapidly conducts, diverting excess current and limiting the voltage across the protected circuit.

Detailed Application Field Plans

The ROV05H390K finds extensive use in various applications, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

Several alternative models with similar functionality and characteristics are available in the market, including: - ROV05 Series: Various voltage ratings and sizes within the same series - MOV (Metal Oxide Varistor): Similar transient protection devices with different voltage and current ratings - TVS Diodes (Transient Voltage Suppression Diodes): Provide transient protection with faster response times in some applications

In conclusion, the ROV05H390K serves as a crucial component in protecting electronic circuits from transient overvoltage conditions. Its specific characteristics, functional features, and application versatility make it a valuable asset in various electronic systems.

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  1. What is ROV05H390K?

    • ROV05H390K is a fixed resistor with a resistance value of 39 ohms and a power rating of 5 watts.

  2. Where can ROV05H390K be used in technical solutions?

    • ROV05H390K can be used in various technical solutions such as power supplies, motor control, lighting, and audio equipment.

  3. What is the power rating of ROV05H390K?

    • The power rating of ROV05H390K is 5 watts, making it suitable for applications requiring moderate power dissipation.

  4. What are the typical applications of ROV05H390K?

    • Typical applications of ROV05H390K include current limiting, voltage division, and general purpose resistive load.

  5. Is ROV05H390K suitable for high temperature environments?

    • Yes, ROV05H390K is designed to operate at elevated temperatures, making it suitable for high temperature environments.

  6. Can ROV05H390K be used for precision measurements?

    • While ROV05H390K is not specifically designed for precision measurements, it can be used in certain measurement circuits where its tolerance and power rating are sufficient.

  7. What is the tolerance of ROV05H390K?

    • The tolerance of ROV05H390K is typically 5%, which should be considered when designing circuits requiring precise resistance values.

  8. Does ROV05H390K require any special mounting considerations?

    • ROV05H390K can be mounted using standard methods such as through-hole soldering or surface mount techniques, depending on the specific package type.

  9. Can ROV05H390K be used in AC and DC circuits?

    • Yes, ROV05H390K can be used in both AC and DC circuits, provided that the voltage and current ratings are within its specified limits.

  10. Are there any alternative components to ROV05H390K with similar specifications?

    • Yes, there are alternative resistors with similar specifications, but it's important to verify compatibility and performance characteristics before substituting with a different component.