Littelfuse Inc.
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V420LT10PX2855

V420LT10PX2855

Product Overview

Category

The V420LT10PX2855 belongs to the category of varistors, which are electronic components used for voltage regulation and surge protection.

Use

It is used to protect sensitive electronic devices from voltage spikes and transient overvoltage conditions.

Characteristics

  • Voltage Regulation
  • Surge Protection
  • Fast Response Time
  • High Energy Absorption Capacity

Package

The V420LT10PX2855 is typically available in a cylindrical package with leads for easy installation on circuit boards or within electronic devices.

Essence

The essence of the V420LT10PX2855 lies in its ability to quickly absorb and dissipate high levels of energy during voltage surges, thereby protecting connected equipment.

Packaging/Quantity

It is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum Allowable Voltage: 420V
  • Clamping Voltage: 685V
  • Peak Current (8/20μs): 10kA
  • Energy (10/1000μs): 2855J
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The V420LT10PX2855 typically consists of two leads for connection within an electronic circuit. The pin configuration may vary slightly based on the manufacturer's design, but it generally follows a standard layout.

Functional Features

  • Rapid response to voltage surges
  • High energy absorption capacity
  • Reliable voltage clamping
  • Robust construction for long-term use

Advantages

  • Effective protection against voltage spikes
  • Fast reaction time to transient overvoltage events
  • Wide operating temperature range
  • Suitable for various electronic applications

Disadvantages

  • Limited lifespan after repeated exposure to high-energy surges
  • Requires periodic replacement in high-risk environments

Working Principles

The V420LT10PX2855 operates based on the principle of non-linear resistance, where its resistance decreases as the voltage across it increases. This allows it to divert excess current away from sensitive components, thereby safeguarding them from damage.

Detailed Application Field Plans

The V420LT10PX2855 is widely used in: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

  • V130LA20A
  • V275LA20AP
  • V320LA20AP
  • V510LA20AP

In conclusion, the V420LT10PX2855 varistor offers reliable surge protection and voltage regulation for a wide range of electronic applications, making it an essential component in ensuring the longevity and reliability of sensitive electronic equipment.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של V420LT10PX2855 בפתרונות טכניים

  1. What is V420LT10PX2855?

    • V420LT10PX2855 is a type of varistor, which is an electronic component used to protect circuits from overvoltage conditions.

  2. What are the key specifications of V420LT10PX2855?

    • V420LT10PX2855 has a maximum voltage rating of 420V, a clamping voltage of 680V, and a peak current of 4500A.

  3. How is V420LT10PX2855 used in technical solutions?

    • V420LT10PX2855 is commonly used in surge protection devices, power supplies, and electronic equipment to safeguard against voltage spikes and transient surges.

  4. What are the typical applications of V420LT10PX2855?

    • V420LT10PX2855 is often used in industrial automation, telecommunications equipment, consumer electronics, and automotive systems for surge suppression.

  5. How does V420LT10PX2855 provide overvoltage protection?

    • V420LT10PX2855 operates by rapidly changing its resistance in response to voltage changes, effectively diverting excess current away from sensitive components.

  6. What are the advantages of using V420LT10PX2855 in technical solutions?

    • V420LT10PX2855 offers fast response times, high energy absorption capabilities, and reliability in protecting electronic circuits from voltage transients.

  7. Are there any limitations or considerations when using V420LT10PX2855?

    • It's important to ensure proper installation and sizing of V420LT10PX2855 to match the specific application requirements and potential surge levels.

  8. Can V420LT10PX2855 be used in outdoor or harsh environments?

    • Yes, V420LT10PX2855 is designed to withstand a wide range of environmental conditions, making it suitable for outdoor and industrial applications.

  9. What are the alternatives to V420LT10PX2855 for overvoltage protection?

    • Other options for overvoltage protection include metal oxide varistors (MOVs), transient voltage suppressor diodes (TVS diodes), and gas discharge tubes (GDTs).

  10. Where can I find more detailed technical information about V420LT10PX2855?

    • Detailed datasheets, application notes, and technical support for V420LT10PX2855 can be obtained from the manufacturer's website or authorized distributors.