Littelfuse Inc.
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V250LA4PX2855
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V250LA4PX2855 Product Overview

Introduction

The V250LA4PX2855 is a surge protection component designed for use in electronic devices and systems. This entry provides an in-depth overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Surge Protection Component
  • Use: Protecting electronic devices and systems from voltage surges
  • Characteristics: High surge current capability, fast response time, compact design
  • Package: Through-hole radial leaded package
  • Essence: Safeguarding sensitive electronic components from transient overvoltage events
  • Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

  • Voltage Rating: 250V
  • Peak Surge Current: 4500A
  • Operating Temperature Range: -40°C to +85°C
  • Capacitance: 100pF
  • Insulation Resistance: 10,000MΩ minimum

Detailed Pin Configuration

The V250LA4PX2855 has a standard through-hole radial leaded configuration with two leads for easy integration into circuit boards. The pinout configuration is as follows: - Pin 1: Input/Anode - Pin 2: Output/Cathode

Functional Features

  • Fast response to transient overvoltage events
  • High surge current handling capability
  • Low clamping voltage to protect downstream components
  • Compact design for space-constrained applications

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Fast response time
  • Compact and easy to integrate into circuit designs

Disadvantages

  • Limited to specific voltage and current ratings
  • May require additional components for comprehensive surge protection in complex systems

Working Principles

The V250LA4PX2855 operates based on metal oxide varistor (MOV) technology. When subjected to a voltage surge, the MOV material undergoes a rapid change in resistance, diverting excess current away from the protected circuitry and limiting the voltage across it.

Detailed Application Field Plans

The V250LA4PX2855 is commonly used in various electronic and electrical systems, including: - Power supplies - Telecommunication equipment - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

  • V130LA20AP: 130V, 6500A
  • V275LA40BP: 275V, 8000A
  • V420LA40BP: 420V, 10000A
  • V625LA40BP: 625V, 12000A

In conclusion, the V250LA4PX2855 surge protection component offers reliable protection against voltage surges in a wide range of electronic applications. Its fast response time, high surge current capability, and compact design make it a valuable asset in safeguarding sensitive electronic components and systems.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de V250LA4PX2855 en soluciones técnicas

  1. What is the V250LA4PX2855?

    • The V250LA4PX2855 is a metal oxide varistor (MOV) designed for overvoltage protection in various technical solutions.

  2. What are the key features of the V250LA4PX2855?

    • The V250LA4PX2855 offers high surge current capability, low leakage current, and fast response to transient voltage spikes.

  3. Where can the V250LA4PX2855 be used?

    • It can be used in applications such as power supplies, industrial equipment, telecommunications, and consumer electronics for surge protection.

  4. What is the maximum voltage rating of the V250LA4PX2855?

    • The V250LA4PX2855 has a maximum voltage rating of 250V.

  5. How does the V250LA4PX2855 provide overvoltage protection?

    • The V250LA4PX2855 clamps excessive voltage to a safe level by diverting the surge current away from sensitive components.

  6. What is the typical response time of the V250LA4PX2855?

    • The V250LA4PX2855 typically responds to transient voltage spikes within nanoseconds.

  7. Is the V250LA4PX2855 suitable for outdoor applications?

    • Yes, the V250LA4PX2855 is designed to withstand outdoor environmental conditions and is suitable for outdoor applications.

  8. Can multiple V250LA4PX2855 varistors be connected in parallel for higher surge protection?

    • Yes, multiple V250LA4PX2855 varistors can be connected in parallel to increase the surge protection capability.

  9. What is the operating temperature range of the V250LA4PX2855?

    • The V250LA4PX2855 is designed to operate within a temperature range of -40°C to 85°C.

  10. Are there any specific mounting or handling considerations for the V250LA4PX2855?

    • The V250LA4PX2855 should be mounted securely to minimize mechanical stress, and proper ESD precautions should be followed during handling to prevent damage.