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ROV20H271K-2
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ROV20H271K-2 Product Overview

Introduction

The ROV20H271K-2 belongs to the category of varistors, which are electronic components used to protect circuits from overvoltage conditions. This entry provides a comprehensive overview of the ROV20H271K-2, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Varistor
  • Use: Overvoltage protection in electronic circuits
  • Characteristics: High energy absorption capacity, fast response time
  • Package: Radial leaded disc
  • Essence: Metal oxide semiconductor material
  • Packaging/Quantity: Bulk packaging, quantity varies

Specifications

  • Part Number: ROV20H271K-2
  • Maximum Allowable Voltage: 175V
  • Nominal Voltage: 270V
  • Peak Current (8/20μs): 4500A
  • Energy (10/1000μs): 3J
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ROV20H271K-2 has a radial leaded disc package with two leads for through-hole mounting. The detailed pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Overvoltage Protection: Absorbs excessive voltage to protect connected circuits
  • Fast Response Time: Quickly clamps voltage spikes to prevent damage
  • High Energy Absorption: Capable of dissipating high surge energies

Advantages and Disadvantages

Advantages

  • Effective overvoltage protection
  • Fast response to transient voltage spikes
  • Wide operating temperature range

Disadvantages

  • Limited maximum allowable voltage
  • Bulkier compared to some other overvoltage protection devices

Working Principles

The ROV20H271K-2 operates based on the principle of nonlinear voltage-dependent resistance. When an overvoltage condition occurs, the varistor conducts current, diverting excess energy away from the protected circuit.

Detailed Application Field Plans

The ROV20H271K-2 is suitable for various applications requiring overvoltage protection, including: - Power supply units - Industrial control systems - Telecommunication equipment - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the ROV20H271K-2 include: - ROV10H271K-S: Lower profile varistor with similar electrical characteristics - V20E271P: Surface mount varistor for compact designs - ERZ-V20D271: High-energy varistor with extended temperature range

In conclusion, the ROV20H271K-2 varistor offers effective overvoltage protection with its high energy absorption capacity and fast response time. While it has limitations such as a lower maximum allowable voltage and bulkier packaging, its wide application range makes it a versatile choice for various electronic systems.

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Enumerați 10 întrebări și răspunsuri comune legate de aplicarea lui ROV20H271K-2 în soluțiile tehnice

  1. What is the ROV20H271K-2?

    • The ROV20H271K-2 is a metal oxide varistor (MOV) designed to protect sensitive electronic equipment from voltage surges and transient events.

  2. What are the key features of the ROV20H271K-2?

    • The ROV20H271K-2 features a high surge current capability, fast response time, and low leakage current, making it suitable for a wide range of applications.

  3. Where can the ROV20H271K-2 be used?

    • The ROV20H271K-2 can be used in various technical solutions such as power supplies, industrial equipment, telecommunications, and automotive electronics to protect against voltage transients.

  4. What is the maximum energy absorption capability of the ROV20H271K-2?

    • The ROV20H271K-2 has a high energy absorption capability, making it suitable for protecting sensitive electronic components from large transient events.

  5. How does the ROV20H271K-2 provide protection?

    • The ROV20H271K-2 clamps excessive voltage to safe levels, diverting the excess energy away from the protected circuit, thus safeguarding the connected equipment.

  6. Is the ROV20H271K-2 suitable for outdoor applications?

    • Yes, the ROV20H271K-2 is designed to withstand harsh environmental conditions, making it suitable for outdoor applications where protection against lightning and other transient events is required.

  7. What are the mounting options for the ROV20H271K-2?

    • The ROV20H271K-2 can be mounted on printed circuit boards or integrated into surge protection devices, providing flexibility in design and application.

  8. Does the ROV20H271K-2 require any additional protective components?

    • The ROV20H271K-2 is a standalone component that provides robust transient protection, eliminating the need for additional protective components in many applications.

  9. Can the ROV20H271K-2 be used in conjunction with other surge protection devices?

    • Yes, the ROV20H271K-2 can be used in combination with other surge protection devices to create multi-stage protection for highly sensitive equipment.

  10. Are there any specific application notes or guidelines for using the ROV20H271K-2?

    • Yes, detailed application notes and guidelines are available from the manufacturer to assist in the proper integration and use of the ROV20H271K-2 in technical solutions.