Littelfuse Inc.
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V275LA20AP
צפה בפרטים DataSheets

V275LA20AP

Product Overview

Category

The V275LA20AP belongs to the category of metal oxide varistors (MOV).

Use

It is used as a voltage-dependent resistor to protect electrical circuits from overvoltage surges.

Characteristics

  • Fast response time
  • High energy absorption capacity
  • Wide operating temperature range
  • Reliable performance

Package

The V275LA20AP is typically available in a disc-shaped package with leads for easy installation.

Essence

The essence of the V275LA20AP lies in its ability to limit transient voltage spikes and protect sensitive electronic components.

Packaging/Quantity

The V275LA20AP is commonly packaged in quantities suitable for industrial and commercial applications.

Specifications

  • Maximum Continuous Voltage Rating: 275V
  • Peak Current Capability: 4500A
  • Energy Absorption: 110J
  • Operating Temperature Range: -40°C to 85°C
  • Lead Material: Tin-plated copper

Detailed Pin Configuration

The V275LA20AP has a standard radial lead configuration with two leads for easy soldering onto circuit boards or terminals.

Functional Features

  • Non-linear voltage-current characteristics
  • Rapid response to overvoltage conditions
  • Low leakage current under normal operating conditions

Advantages and Disadvantages

Advantages

  • Effective protection against voltage transients
  • High energy absorption capability
  • Wide operating temperature range

Disadvantages

  • Limited lifespan after repeated exposure to overvoltage events
  • Susceptible to thermal runaway under extreme conditions

Working Principles

The V275LA20AP operates based on the principle of varistor action, where its resistance decreases with increasing voltage, thereby diverting excess current away from sensitive components.

Detailed Application Field Plans

The V275LA20AP is widely used in various applications including: - Power supplies - Telecommunications equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the V275LA20AP include: - V130LA20AP - V320LA20AP - V385LA20AP - V420LA20AP

In conclusion, the V275LA20AP metal oxide varistor offers reliable protection against overvoltage events in a wide range of electronic and electrical applications.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של V275LA20AP בפתרונות טכניים

Sure, here are 10 common questions and answers related to the application of V275LA20AP in technical solutions:

  1. What is V275LA20AP?

    • V275LA20AP is a metal oxide varistor (MOV) that is commonly used for transient voltage suppression in electronic circuits.

  2. What are the key features of V275LA20AP?

    • V275LA20AP offers high surge current capability, fast response time, and low leakage current, making it suitable for protecting sensitive electronic components from voltage spikes.

  3. What are the typical applications of V275LA20AP?

    • V275LA20AP is often used in power supplies, industrial equipment, telecommunications systems, and consumer electronics to protect against overvoltage events.

  4. How does V275LA20AP provide overvoltage protection?

    • V275LA20AP acts as a voltage-dependent switch, conducting current when the voltage exceeds a certain threshold, thereby diverting excess energy away from the protected circuit.

  5. What is the maximum operating voltage of V275LA20AP?

    • The maximum operating voltage of V275LA20AP is typically around 175V.

  6. Can V275LA20AP be used in automotive applications?

    • Yes, V275LA20AP can be used in automotive electronics to safeguard against voltage transients caused by load dumps, jump starts, or other electrical disturbances.

  7. Is V275LA20AP suitable for outdoor use?

    • V275LA20AP is designed to withstand outdoor environments and is often employed in outdoor lighting, renewable energy systems, and industrial controls.

  8. What is the lifespan of V275LA20AP?

    • When operated within its specified parameters, V275LA20AP has a long lifespan and can provide reliable protection for many years.

  9. Does V275LA20AP require any additional circuitry for proper operation?

    • V275LA20AP may require a series fuse or thermal protection to ensure safe operation and to prevent catastrophic failure in the event of sustained overvoltage conditions.

  10. Where can I find detailed specifications and application guidelines for V275LA20AP?

    • Detailed specifications and application guidelines for V275LA20AP can be found in the manufacturer's datasheet and application notes, which are available on their website or through authorized distributors.