Littelfuse Inc.
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V275LU40APX10
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V275LU40APX10 Product Overview

Introduction

The V275LU40APX10 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 V275LU40APX10, 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: Disc type
  • Essence: Metal oxide
  • Packaging/Quantity: Bulk packaging, quantity varies based on supplier

Specifications

  • Voltage Rating: 275V
  • Peak Current: 4kA
  • Maximum Energy: 65J
  • Operating Temperature Range: -40°C to 85°C
  • Dimensions: 10mm diameter

Detailed Pin Configuration

The V275LU40APX10 varistor has two terminals for connection to the circuit. The pin configuration is as follows: - Terminal 1: Input/Anode - Terminal 2: Output/Cathode

Functional Features

  • Overvoltage Protection: Absorbs excess voltage to protect connected circuits
  • Fast Response Time: Quickly responds to overvoltage conditions to prevent damage

Advantages and Disadvantages

Advantages

  • High energy absorption capacity
  • Fast response time
  • Compact size

Disadvantages

  • Limited lifespan under repeated overvoltage events
  • Susceptible to thermal degradation over time

Working Principles

The V275LU40APX10 operates based on the principle of nonlinear resistance. When an overvoltage condition occurs, the varistor's resistance decreases significantly, allowing it to absorb the excess energy and protect the circuit.

Detailed Application Field Plans

The V275LU40APX10 varistor is commonly used in various electronic applications, including: - Power supply units - Surge protectors - Industrial equipment - Telecommunications devices

Detailed and Complete Alternative Models

Several alternative models to the V275LU40APX10 varistor include: - V130LA20A - V320LA20A - V385LA40A - V420LA40A

In conclusion, the V275LU40APX10 varistor is a crucial component in protecting electronic circuits from overvoltage conditions. Its high energy absorption capacity, fast response time, and compact size make it suitable for a wide range of applications.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af V275LU40APX10 i tekniske løsninger

  1. What is V275LU40APX10?

    • V275LU40APX10 is a type of varistor, also known as a voltage-dependent resistor, which is used to protect electronic circuits from overvoltage conditions.

  2. What are the key specifications of V275LU40APX10?

    • V275LU40APX10 has a maximum AC voltage of 175V, a maximum DC voltage of 225V, and a peak current of 4500A.

  3. How does V275LU40APX10 work in technical solutions?

    • V275LU40APX10 acts as a voltage regulator by providing a low resistance path when the voltage exceeds a certain threshold, thereby protecting sensitive components in the circuit.

  4. What are the typical applications of V275LU40APX10?

    • V275LU40APX10 is commonly used in power supplies, industrial equipment, automotive electronics, and telecommunications systems to safeguard against transient voltage spikes.

  5. What are the advantages of using V275LU40APX10 in technical solutions?

    • V275LU40APX10 offers fast response time, high surge current capability, and reliability in protecting electronic devices from voltage surges.

  6. How should V275LU40APX10 be integrated into a circuit?

    • V275LU40APX10 should be connected in parallel with the load or component that needs protection, ensuring that it can divert excess voltage away from the sensitive parts of the circuit.

  7. What are the operating temperature and storage conditions for V275LU40APX10?

    • V275LU40APX10 typically operates within a temperature range of -40°C to +85°C and should be stored in a dry environment at temperatures between -40°C and +125°C.

  8. Can V275LU40APX10 be used in outdoor applications?

    • Yes, V275LU40APX10 is suitable for outdoor use as it is designed to withstand environmental factors such as humidity and temperature variations.

  9. Are there any precautions to consider when using V275LU40APX10?

    • It's important to ensure that V275LU40APX10 is properly rated for the specific application and that proper safety measures are in place to prevent electrical hazards.

  10. Where can I purchase V275LU40APX10 for my technical solution?

    • V275LU40APX10 can be sourced from authorized distributors of electronic components or directly from the manufacturer's official channels.