Bourns Inc.
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MOV-20D271K
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MOV-20D271K

Product Overview

Category

The MOV-20D271K belongs to the category of Metal Oxide Varistors (MOVs).

Use

It is used for surge protection in electronic circuits and devices.

Characteristics

  • High energy absorption capacity
  • Fast response time
  • Wide operating voltage range

Package

The MOV-20D271K is typically available in a disc-shaped package.

Essence

The essence of MOV-20D271K lies in its ability to protect electronic equipment from voltage surges and transients.

Packaging/Quantity

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

Specifications

  • Voltage Rating: 270V
  • Peak Current Rating: 20kA
  • Maximum Allowable Voltage: 175V
  • Operating Temperature Range: -40°C to 85°C
  • Capacitance: 710pF

Detailed Pin Configuration

The MOV-20D271K typically has two leads for connection in a circuit. The pin configuration may vary slightly based on the manufacturer's design.

Functional Features

  • Absorbs high levels of transient energy
  • Provides protection against overvoltage conditions
  • Rapid response to voltage spikes

Advantages

  • Effective surge protection
  • Fast reaction time
  • Wide operating temperature range

Disadvantages

  • Limited lifespan after repeated surges
  • Can degrade over time with exposure to high energy transients

Working Principles

The MOV-20D271K operates based on the principle of nonlinear voltage-dependent resistance. When subjected to a voltage surge, the varistor conducts current, diverting excess energy away from the protected circuit.

Detailed Application Field Plans

The MOV-20D271K is commonly used in various applications including: - Power supplies - Telecommunications equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to MOV-20D271K include: - V20E271P - 270V, 20kA - ERZ-V20D271 - 270V, 20kA - S20K275E2 - 275V, 20kA

In conclusion, the MOV-20D271K is a vital component in safeguarding electronic equipment from voltage surges and transients, offering efficient protection and reliable performance across a wide range of applications.

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10 domande e risposte comuni relative all'applicazione di MOV-20D271K nelle soluzioni tecniche

  1. What is MOV-20D271K?

    • MOV-20D271K is a metal oxide varistor (MOV) component used for surge protection in electrical circuits.

  2. How does MOV-20D271K work?

    • MOV-20D271K works by clamping excessive voltage and diverting surge currents away from sensitive electronic components, protecting them from damage.

  3. What are the typical applications of MOV-20D271K?

    • MOV-20D271K is commonly used in power supplies, AC line protection, industrial equipment, and telecommunications systems to protect against transient voltage spikes.

  4. What is the maximum energy absorption capability of MOV-20D271K?

    • MOV-20D271K has a maximum energy absorption capability of 20J.

  5. What is the voltage rating of MOV-20D271K?

    • MOV-20D271K has a voltage rating of 270V.

  6. How do I select the appropriate MOV-20D271K for my application?

    • The selection of MOV-20D271K depends on the operating voltage and the level of surge protection required. Consult the datasheet and consider the system's voltage requirements.

  7. Can MOV-20D271K be used in outdoor applications?

    • Yes, MOV-20D271K can be used in outdoor applications, but it should be housed in an appropriate enclosure to protect it from environmental factors.

  8. Is it necessary to use additional protective components with MOV-20D271K?

    • In some cases, it may be beneficial to use additional protective components such as fuses or thermal cutoffs in conjunction with MOV-20D271K for comprehensive surge protection.

  9. What are the potential failure modes of MOV-20D271K?

    • MOV-20D271K can fail due to prolonged exposure to overvoltage conditions, excessive current, or aging. Regular testing and replacement are recommended.

  10. Are there any special considerations for soldering MOV-20D271K onto a circuit board?

    • When soldering MOV-20D271K, it is important to follow the manufacturer's guidelines for temperature, time, and soldering techniques to ensure proper performance and reliability.