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ROV14H181K-2
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ROV14H181K-2

Product Category

The ROV14H181K-2 belongs to the category of varistors, which are electronic components used to protect circuits from excessive voltage surges.

Basic Information Overview

  • Use: The ROV14H181K-2 is used as a voltage-dependent resistor to suppress transient voltage spikes and limit the voltage across the circuit.
  • Characteristics: It exhibits non-linear electrical behavior, with resistance decreasing as the voltage increases. It is designed to absorb high transient energies.
  • Package: The varistor is typically housed in a disc-shaped or square package made of metal oxide.
  • Essence: Its essence lies in providing overvoltage protection to sensitive electronic components.
  • Packaging/Quantity: The ROV14H181K-2 is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Voltage Rating: 180V
  • Peak Current: 100A
  • Maximum Energy (10/1000μs): 360J
  • Operating Temperature Range: -40°C to +85°C
  • Capacitance: 1200pF

Detailed Pin Configuration

The ROV14H181K-2 typically has two leads for connection to the circuit. The pin configuration may vary based on the manufacturer's design and packaging.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltages to protect downstream components.
  • Fast Response Time: Rapidly responds to voltage surges to safeguard the circuitry.
  • High Energy Absorption: Capable of dissipating significant surge energies without degradation.

Advantages and Disadvantages

  • Advantages:
    • Effective protection against voltage transients
    • Fast response time
    • Wide operating temperature range
  • Disadvantages:
    • Limited lifespan after repeated surges
    • Susceptible to thermal runaway under extreme conditions

Working Principles

The varistor operates based on the principle of voltage-dependent resistance. When subjected to overvoltage conditions, its resistance decreases, diverting excess current away from the protected circuit.

Detailed Application Field Plans

The ROV14H181K-2 finds application in various fields such as: - Power supply units - Telecommunication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

  • Model 1: ROV14H181K-S
    • Similar specifications and characteristics
  • Model 2: VDR-181K2
    • Alternative varistor with comparable performance

This comprehensive entry provides an in-depth understanding of the ROV14H181K-2 varistor, covering its category, basic information, specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

10 domande e risposte comuni relative all'applicazione di ROV14H181K-2 nelle soluzioni tecniche

  1. What is the ROV14H181K-2 used for?

    • The ROV14H181K-2 is a varistor designed to protect electronic circuits from overvoltage conditions.

  2. What is the maximum voltage rating of the ROV14H181K-2?

    • The maximum voltage rating of the ROV14H181K-2 is 180V.

  3. What is the maximum energy absorption capability of the ROV14H181K-2?

    • The ROV14H181K-2 can absorb up to 14J of energy.

  4. How does the ROV14H181K-2 protect electronic circuits?

    • The ROV14H181K-2 clamps the voltage to a safe level when an overvoltage condition occurs, protecting the circuit from damage.

  5. In what type of technical solutions is the ROV14H181K-2 commonly used?

    • The ROV14H181K-2 is commonly used in power supplies, industrial equipment, and automotive electronics to protect against voltage surges.

  6. Can the ROV14H181K-2 be used in outdoor applications?

    • Yes, the ROV14H181K-2 is suitable for outdoor applications as it has a wide operating temperature range and is designed to withstand environmental factors.

  7. Is the ROV14H181K-2 lead-free and RoHS compliant?

    • Yes, the ROV14H181K-2 is lead-free and RoHS compliant, making it environmentally friendly.

  8. What is the response time of the ROV14H181K-2?

    • The response time of the ROV14H181K-2 is very fast, typically responding to overvoltage events within nanoseconds.

  9. Can multiple ROV14H181K-2 varistors be connected in parallel for higher current handling capability?

    • Yes, multiple ROV14H181K-2 varistors can be connected in parallel to increase the current handling capability for larger applications.

  10. Does the ROV14H181K-2 require any special mounting considerations?

    • The ROV14H181K-2 can be mounted using standard methods, but it's important to ensure proper thermal management to maintain its performance and reliability.