Littelfuse Inc.
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V250LT40CPX10
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V250LT40CPX10

Introduction

The V250LT40CPX10 is a surge protection component designed to safeguard electronic equipment from voltage surges and transients. This entry provides an 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 equipment from voltage surges and transients
  • Characteristics: High surge current capability, fast response time, low leakage current
  • Package: Radial leaded disc varistor
  • Essence: Zinc oxide-based varistor
  • Packaging/Quantity: 10 pieces per pack

Specifications

  • Voltage Rating: 250V
  • Peak Surge Current: 4kA
  • Operating Temperature Range: -40°C to 85°C
  • Capacitance: 180pF

Detailed Pin Configuration

The V250LT40CPX10 has a radial leaded disc configuration with two leads for easy integration into circuit designs.

Functional Features

  • Fast response time to transient voltage spikes
  • High surge current handling capability
  • Low leakage current for minimal power dissipation

Advantages and Disadvantages

Advantages

  • Effectively protects sensitive electronic components
  • Fast reaction to voltage surges
  • Wide operating temperature range

Disadvantages

  • Limited to specific voltage ratings
  • Requires proper installation for optimal performance

Working Principles

The V250LT40CPX10 operates based on the principle of varistor action, where its resistance decreases as the voltage across it increases. This allows it to divert excess current away from sensitive electronic components during voltage surges.

Detailed Application Field Plans

The V250LT40CPX10 is commonly used in various electronic devices and systems, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • V130LA20A: 130V voltage rating, 20mm lead spacing
  • V320LA20A: 320V voltage rating, 20mm lead spacing
  • V420LA20A: 420V voltage rating, 20mm lead spacing
  • V625LA40A: 625V voltage rating, 40mm lead spacing

In conclusion, the V250LT40CPX10 is a reliable surge protection component with high surge current capability and fast response time, making it suitable for a wide range of electronic applications.

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Énumérez 10 questions et réponses courantes liées à l'application de V250LT40CPX10 dans les solutions techniques

  1. What is V250LT40CPX10?

    • V250LT40CPX10 is a type of varistor, specifically a metal oxide varistor (MOV), designed to protect electrical and electronic devices from voltage surges and transient overvoltage.

  2. How does V250LT40CPX10 work?

    • V250LT40CPX10 works by rapidly changing its resistance in response to voltage changes, effectively diverting excess current away from sensitive components and preventing damage.

  3. What are the typical applications of V250LT40CPX10?

    • V250LT40CPX10 is commonly used in surge protection devices, power supplies, industrial equipment, and electronic appliances to safeguard against voltage spikes and transients.

  4. What is the maximum voltage rating of V250LT40CPX10?

    • The maximum voltage rating of V250LT40CPX10 is 250V, making it suitable for protecting devices operating within this voltage range.

  5. What is the energy absorption capability of V250LT40CPX10?

    • V250LT40CPX10 has a high energy absorption capacity, allowing it to dissipate large amounts of energy during transient events, thereby protecting connected equipment.

  6. Can V250LT40CPX10 be used in outdoor applications?

    • Yes, V250LT40CPX10 is designed to withstand outdoor conditions and can be used in outdoor applications where surge protection is required.

  7. Is V250LT40CPX10 suitable for use in low-power electronics?

    • Yes, V250LT40CPX10 is suitable for protecting low-power electronics such as sensors, control circuits, and communication devices from voltage surges.

  8. Does V250LT40CPX10 require any additional circuitry for proper operation?

    • V250LT40CPX10 may require additional circuitry such as fuses, thermal cutoffs, and inductors to provide comprehensive surge protection in complex systems.

  9. What are the temperature specifications for V250LT40CPX10?

    • V250LT40CPX10 is designed to operate within a specified temperature range, typically between -40°C to +85°C, ensuring reliable performance in various environments.

  10. Are there any specific installation considerations for V250LT40CPX10?

    • Proper installation techniques, including appropriate grounding and placement within the circuit, are essential to ensure the effective operation of V250LT40CPX10 in technical solutions.