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ROV14H431K
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ROV14H431K

Product Overview

Category

The ROV14H431K belongs to the category of electronic components, specifically a varistor.

Use

It is used as a voltage-dependent resistor to protect circuits from excessive transient voltage.

Characteristics

  • Voltage-dependent nonlinear resistor
  • Protects against overvoltage conditions
  • Ceramic disc construction
  • Fast response time

Package

The ROV14H431K is typically available in a disc-shaped package.

Essence

Essentially, the ROV14H431K serves as a protective component in electronic circuits, safeguarding them from voltage spikes and surges.

Packaging/Quantity

The ROV14H431K is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum Allowable Voltage: 430V
  • Energy (2ms): 5J
  • Peak Current (8/20μs): 2500A
  • Operating Temperature Range: -40°C to +85°C
  • Varistor Voltage @1mA DC: 345V to 375V

Detailed Pin Configuration

The ROV14H431K typically has two leads for connection, with no specific pin configuration as it is a disc-shaped varistor.

Functional Features

  • Overvoltage protection
  • Fast response to transient voltage
  • High energy absorption capability
  • Wide operating temperature range

Advantages

  • Effective protection against voltage surges
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Limited lifespan after multiple surge events
  • Non-linear response to voltage changes

Working Principles

The ROV14H431K operates based on the principle of voltage-dependent resistance. When subjected to an overvoltage condition, the varistor's resistance decreases rapidly, diverting excess current away from the protected circuit.

Detailed Application Field Plans

The ROV14H431K is commonly used in various electronic devices and systems, including: - Power supplies - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the ROV14H431K include: - VDRS07 Series - S14K431 Series - ERZ-V14D431 Series

In conclusion, the ROV14H431K is a vital component in electronic circuit protection, offering effective defense against transient voltage events. Its fast response time and high energy absorption make it suitable for a wide range of applications, although its non-linear response and limited lifespan after repeated surges are important considerations for design engineers.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ROV14H431K v technických řešeních

  1. What is the ROV14H431K?

    • The ROV14H431K is a metal oxide varistor (MOV) designed to protect electronic circuits from overvoltage transients.

  2. What are the key features of the ROV14H431K?

    • The ROV14H431K offers high surge current capability, fast response time, and excellent energy absorption capability.

  3. How does the ROV14H431K protect electronic circuits?

    • When an overvoltage transient occurs, the ROV14H431K conducts large amounts of current to divert the excess energy away from the sensitive components, thus protecting them from damage.

  4. In what technical solutions can the ROV14H431K be used?

    • The ROV14H431K can be used in power supplies, industrial equipment, automotive electronics, and other applications where protection against voltage surges is necessary.

  5. What is the maximum voltage rating of the ROV14H431K?

    • The ROV14H431K has a maximum voltage rating of 430V.

  6. What is the typical response time of the ROV14H431K?

    • The typical response time of the ROV14H431K is in the nanosecond range, providing rapid protection against transient events.

  7. Can the ROV14H431K be used in outdoor applications?

    • Yes, the ROV14H431K is suitable for outdoor applications as it has excellent environmental robustness and can withstand harsh conditions.

  8. Does the ROV14H431K require any additional circuitry for proper operation?

    • The ROV14H431K can be directly connected across the circuit being protected and does not require additional circuitry for basic operation.

  9. What is the operating temperature range of the ROV14H431K?

    • The ROV14H431K is designed to operate within a wide temperature range, typically from -40°C to 85°C.

  10. Is the ROV14H431K RoHS compliant?

    • Yes, the ROV14H431K is compliant with the Restriction of Hazardous Substances (RoHS) directive, making it suitable for use in environmentally conscious applications.