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MOV-20D271KTR
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MOV-20D271KTR

Product Overview

Category

The MOV-20D271KTR 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-20D271KTR is typically available in a disc-shaped package.

Essence

The essence of MOV-20D271KTR lies in its ability to protect electronic equipment from voltage surges and transient overvoltage conditions.

Packaging/Quantity

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

Specifications

  • Voltage Rating: 270V
  • Peak Current: 20kA
  • Maximum Allowable Voltage: 175V
  • Operating Temperature Range: -40°C to 85°C
  • Capacitance: 1800pF

Detailed Pin Configuration

The MOV-20D271KTR typically has two leads for connection to the circuit. The pin configuration may vary based on the manufacturer's specifications.

Functional Features

  • Surge Protection: Provides protection against voltage surges and transient overvoltage events.
  • Fast Response: Rapidly clamps excessive voltage to protect downstream components.
  • Reliability: Offers consistent performance over multiple surge events.

Advantages

  • Effective surge protection
  • Wide operating temperature range
  • Compact and versatile design

Disadvantages

  • Limited lifespan after repeated surge events
  • Susceptible to degradation over time

Working Principles

MOV-20D271KTR operates based on the principle of nonlinear voltage-dependent resistance. When subjected to a voltage surge, it conducts current to divert excess energy away from sensitive components.

Detailed Application Field Plans

The MOV-20D271KTR finds application in various electronic systems, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • MOV-14D271K: Lower voltage rating variant
  • MOV-20D391K: Higher peak current handling capacity
  • MOV-07D271K: Smaller form factor for space-constrained applications

In conclusion, the MOV-20D271KTR serves as a crucial component in safeguarding electronic devices from voltage surges, offering reliable protection and contributing to the longevity of sensitive equipment.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von MOV-20D271KTR in technischen Lösungen auf

  1. What is the MOV-20D271KTR used for?

    • The MOV-20D271KTR is a metal oxide varistor (MOV) that is commonly used for surge protection in electronic circuits and power supplies.

  2. What are the key specifications of the MOV-20D271KTR?

    • The MOV-20D271KTR has a maximum voltage rating of 175VAC, a peak current of 6500A, and a capacitance of 360pF.

  3. How does the MOV-20D271KTR provide surge protection?

    • The MOV-20D271KTR clamps transient overvoltages by diverting excess current away from sensitive components, thereby protecting them from damage.

  4. In what applications can the MOV-20D271KTR be used?

    • The MOV-20D271KTR is suitable for use in power supplies, industrial equipment, consumer electronics, and telecommunications systems to protect against voltage surges.

  5. What are the typical failure modes of the MOV-20D271KTR?

    • The MOV-20D271KTR can fail due to prolonged exposure to overvoltage conditions, leading to degradation or catastrophic failure.

  6. How should the MOV-20D271KTR be installed in a circuit?

    • The MOV-20D271KTR should be connected in parallel with the load or equipment to be protected, ensuring that it can shunt excessive voltage spikes.

  7. What are the temperature and humidity considerations for the MOV-20D271KTR?

    • The MOV-20D271KTR operates within a temperature range of -40°C to 85°C and is not affected by humidity within typical operating environments.

  8. Can the MOV-20D271KTR be used in outdoor applications?

    • Yes, the MOV-20D271KTR is designed to withstand outdoor conditions and is suitable for use in outdoor enclosures or equipment.

  9. Are there any precautions to consider when using the MOV-20D271KTR?

    • It is important to ensure that the MOV-20D271KTR is properly rated for the expected surge levels and to monitor its condition periodically for signs of degradation.

  10. What are the alternatives to the MOV-20D271KTR for surge protection?

    • Other options for surge protection include gas discharge tubes (GDTs), transient voltage suppressors (TVS diodes), and silicon avalanche diodes (SADs), each with their own characteristics and applications.