Littelfuse Inc.
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
V275LA4PX2855
Lihat Butiran Helaian data

V275LA4PX2855 - Product Overview

Introduction

The V275LA4PX2855 is a voltage variable resistor belonging to the category of electronic components. This device is commonly used for surge protection in various electronic circuits and systems. It possesses unique characteristics that make it suitable for safeguarding sensitive electronic equipment from voltage surges. The V275LA4PX2855 is available in a specific package and quantity, and its essence lies in providing reliable overvoltage protection.

Basic Information Overview

  • Category: Electronic Components
  • Use: Surge Protection
  • Characteristics: Voltage Variable Resistor
  • Package: Radial Lead
  • Essence: Overvoltage Protection
  • Packaging/Quantity: Bulk Packaging, Quantity per Reel

Specifications

The V275LA4PX2855 has the following specifications: - Maximum Voltage: 275V - Varistor Voltage: 350V - Peak Current: 4500A - Energy (2ms): 60J - Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The detailed pin configuration of the V275LA4PX2855 includes radial leads for easy integration into circuit boards. The specific pin layout ensures secure and reliable connections for effective surge protection.

Functional Features

  • Voltage Regulation: The V275LA4PX2855 provides precise voltage regulation, ensuring that connected devices are shielded from excessive voltage spikes.
  • Fast Response Time: This component offers a rapid response time to transient voltage events, minimizing the risk of damage to sensitive electronics.
  • Reliable Performance: With its high peak current handling capability, the V275LA4PX2855 delivers consistent and reliable surge protection.

Advantages and Disadvantages

Advantages

  • Effective surge protection
  • Fast response time
  • Reliable performance

Disadvantages

  • Limited to specific voltage ranges
  • Requires proper installation for optimal functionality

Working Principles

The V275LA4PX2855 operates based on the principle of varistor action, where its resistance decreases with increasing voltage. When a surge occurs, the varistor rapidly conducts current, diverting the excess energy away from the protected circuit.

Detailed Application Field Plans

The V275LA4PX2855 finds application in various fields, including: - Consumer Electronics - Industrial Control Systems - Telecommunications Equipment - Power Distribution Systems

Detailed and Complete Alternative Models

Some alternative models to the V275LA4PX2855 include: - V130LA20A - V150LA20A - V300LA20A - V385LA20A

In conclusion, the V275LA4PX2855 is a vital component for surge protection in electronic systems, offering reliable performance and fast response times. Its unique characteristics and functional features make it an essential part of safeguarding sensitive equipment from voltage surges.

Word count: 388

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi V275LA4PX2855 dalam penyelesaian teknikal

  1. What is the V275LA4PX2855?

    • The V275LA4PX2855 is a metal oxide varistor (MOV) component used for transient voltage suppression in electrical circuits.

  2. What are the key specifications of the V275LA4PX2855?

    • The V275LA4PX2855 has a maximum AC voltage of 175V, a maximum DC voltage of 225V, and a peak current of 4500A.

  3. How does the V275LA4PX2855 provide transient voltage suppression?

    • The V275LA4PX2855 clamps excessive voltage to protect sensitive electronic components by diverting the excess energy to ground.

  4. In what applications is the V275LA4PX2855 commonly used?

    • The V275LA4PX2855 is often used in power supplies, industrial equipment, telecommunications, and consumer electronics for surge protection.

  5. What is the operating temperature range of the V275LA4PX2855?

    • The V275LA4PX2855 typically operates within a temperature range of -40°C to 85°C.

  6. How is the V275LA4PX2855 installed in a circuit?

    • The V275LA4PX2855 is typically soldered onto a printed circuit board or connected using appropriate wiring and terminals.

  7. What are the potential failure modes of the V275LA4PX2855?

    • The V275LA4PX2855 can fail due to prolonged exposure to overvoltage conditions, excessive current, or mechanical damage.

  8. Can the V275LA4PX2855 be used in outdoor applications?

    • Yes, the V275LA4PX2855 is designed to withstand outdoor environments and is suitable for outdoor applications with proper protection from moisture and contaminants.

  9. Are there any recommended test procedures for the V275LA4PX2855 during installation?

    • It is advisable to perform insulation resistance tests, voltage withstand tests, and functional tests to ensure the proper operation of the V275LA4PX2855 in the circuit.

  10. What are the alternatives to the V275LA4PX2855 for transient voltage suppression?

    • Alternatives to the V275LA4PX2855 include other MOVs with similar specifications, as well as TVS diodes and gas discharge tubes, depending on the specific application requirements.