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V480LA40A
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V480LA40A

Product Overview

Category

V480LA40A belongs to the category of metal oxide varistors (MOVs).

Use

It is used for surge protection in various electronic and electrical systems.

Characteristics

  • Voltage Rating: 480V
  • Peak Current: 10kA
  • Response Time: <25ns
  • Operating Temperature: -40°C to +85°C

Package

The V480LA40A is available in a disc package.

Essence

The essence of V480LA40A lies in its ability to protect sensitive electronic components from voltage surges and transients.

Packaging/Quantity

Typically, the V480LA40A is packaged in reels or bulk quantities depending on the manufacturer's specifications.

Specifications

  • Voltage Rating: 480V
  • Maximum Allowable Voltage: 775V
  • Peak Current: 10kA
  • Energy (10/1000μs): 250J
  • Capacitance: 1000pF
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The V480LA40A typically has two leads for connection. The pin configuration is as follows: 1. Lead 1: Connected to the anode 2. Lead 2: Connected to the cathode

Functional Features

  • Surge Protection: Provides reliable protection against voltage surges and transients.
  • Fast Response Time: Responds to transient events in less than 25 nanoseconds.
  • High Energy Absorption: Capable of absorbing high levels of energy during surge events.

Advantages

  • Effective surge protection for sensitive electronic equipment.
  • Fast response time ensures minimal damage to protected devices.
  • Wide operating temperature range allows for versatile application.

Disadvantages

  • Limited to specific voltage and current ratings.
  • May degrade over time with repeated surge events.

Working Principles

The V480LA40A operates based on the principle of nonlinear voltage-dependent resistance. When subjected to a surge or transient event, the MOV's resistance decreases, diverting excess current away from the protected circuit.

Detailed Application Field Plans

The V480LA40A is commonly used in the following applications: - Power supplies - Telecommunication equipment - Industrial control systems - Consumer electronics - Lighting systems

Detailed and Complete Alternative Models

Some alternative models to V480LA40A include: - V130LA20A - V250LA40B - V320LA40A - V510LA40A

In conclusion, the V480LA40A is a vital component in safeguarding electronic and electrical systems from damaging voltage surges and transients. Its fast response time, high energy absorption, and wide operating temperature range make it a preferred choice for surge protection in various applications.

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技術ソリューションにおける V480LA40A の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the V480LA40A?

    • The V480LA40A is a metal oxide varistor (MOV) component used for transient voltage suppression in electrical circuits.

  2. What are the key specifications of the V480LA40A?

    • The V480LA40A has a maximum AC voltage of 300V, a maximum DC voltage of 385V, and a peak current of 10kA.

  3. How does the V480LA40A protect electronic equipment?

    • The V480LA40A suppresses voltage spikes by diverting excess current away from sensitive components, safeguarding them from damage.

  4. In what applications is the V480LA40A commonly used?

    • The V480LA40A is frequently employed in power supplies, industrial equipment, telecommunications systems, and consumer electronics to protect against voltage surges.

  5. What is the operating temperature range of the V480LA40A?

    • The V480LA40A can operate within a temperature range of -40°C to 85°C, making it suitable for various environmental conditions.

  6. How is the V480LA40A installed in a circuit?

    • The V480LA40A is typically connected in parallel with the load and is designed to shunt excess voltage when triggered.

  7. What is the lifespan of the V480LA40A?

    • The V480LA40A has a long operational life under normal operating conditions, providing reliable protection over an extended period.

  8. Can the V480LA40A be used in both AC and DC circuits?

    • Yes, the V480LA40A is designed to function effectively in both AC and DC applications, offering versatile protection.

  9. Are there any precautions to consider when using the V480LA40A?

    • It's important to ensure proper grounding and to follow manufacturer guidelines for installation to maximize the effectiveness of the V480LA40A.

  10. Where can I purchase the V480LA40A?

    • The V480LA40A can be obtained from authorized distributors or directly from the manufacturer, ensuring genuine and reliable components for your technical solutions.