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V480PA80C
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V480PA80C Product Overview

Introduction

The V480PA80C is a versatile electronic component that belongs to the category of varistors. It is commonly used for voltage clamping and transient surge protection in various electrical and electronic circuits. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the V480PA80C.

Basic Information Overview

  • Category: Varistor
  • Use: Voltage clamping and transient surge protection
  • Characteristics: High energy absorption capacity, fast response time, compact size
  • Package: Disc type
  • Essence: Zinc oxide-based ceramic material
  • Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

  • Voltage Rating: 480V
  • Peak Current Rating: 8kA
  • Operating Temperature Range: -40°C to +85°C
  • Tolerance: ±10%

Detailed Pin Configuration

The V480PA80C varistor typically has two terminals for connection. The pin configuration may vary based on the specific manufacturer's design, but it generally follows a standard layout with clearly marked terminals for easy integration into circuit boards.

Functional Features

  • Transient Surge Protection: Effectively clamps excessive voltage spikes to protect sensitive electronic components.
  • Fast Response Time: Rapidly responds to transient overvoltage conditions, minimizing the risk of damage to connected equipment.
  • High Energy Absorption Capacity: Capable of dissipating significant amounts of energy during transient events, enhancing system reliability.

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Compact size for space-constrained applications
  • Fast response time for rapid protection

Disadvantages

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

Working Principles

The V480PA80C operates based on the nonlinear voltage-current characteristics of its zinc oxide-based ceramic material. When subjected to overvoltage conditions, the varistor rapidly changes its resistance, diverting excess current away from the protected circuit and limiting the voltage across it.

Detailed Application Field Plans

The V480PA80C is widely used in various applications, including: - Power supply units - Industrial control systems - Telecommunication equipment - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

  • V130LA20A: Lower voltage rating, suitable for low-power applications
  • V750LA80B: Higher voltage and current rating, ideal for industrial and high-power applications
  • V275LA40BP: Medium voltage and current rating, commonly used in consumer electronics

In conclusion, the V480PA80C varistor offers reliable transient surge protection and voltage clamping capabilities, making it a crucial component in diverse electronic systems.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням V480PA80C у технічних рішеннях

  1. What is the V480PA80C?

    • The V480PA80C is a metal oxide varistor (MOV) that is commonly used for overvoltage protection in electronic circuits.

  2. What are the key specifications of the V480PA80C?

    • The V480PA80C has a maximum allowable voltage of 300V, a peak current of 8000A, and a clamping voltage of 775V at 8/20μs.

  3. How does the V480PA80C provide overvoltage protection?

    • The V480PA80C acts as a voltage-dependent resistor, conducting current when the voltage across it exceeds its threshold, thereby diverting excess voltage away from sensitive components.

  4. In what applications is the V480PA80C commonly used?

    • The V480PA80C is often used in power supplies, industrial equipment, telecommunications devices, and other electronic systems requiring overvoltage protection.

  5. What are the advantages of using the V480PA80C in technical solutions?

    • The V480PA80C offers fast response to overvoltage events, high surge current capability, and compact size, making it suitable for various applications.

  6. How should the V480PA80C be connected in a circuit?

    • The V480PA80C should be connected in parallel with the circuit or component to be protected, ensuring that it can shunt excess voltage when necessary.

  7. What are the operating temperature and storage conditions for the V480PA80C?

    • The V480PA80C 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 the V480PA80C be used for outdoor applications?

    • Yes, the V480PA80C is suitable for outdoor use, but proper encapsulation or housing may be required to protect it from environmental factors such as moisture and UV exposure.

  9. Are there any reliability tests or certifications available for the V480PA80C?

    • The V480PA80C may undergo testing for compliance with standards such as UL, CSA, or IEC, and manufacturers may provide reliability data based on accelerated life testing.

  10. What precautions should be taken when integrating the V480PA80C into a design?

    • Designers should consider the voltage ratings, energy absorption capability, and response time of the V480PA80C to ensure it effectively protects the circuit without compromising performance.