Littelfuse Inc.
Billedet kan være en repræsentation.
Se specifikationer for produktdetaljer.
V510LA40APX2855

V510LA40APX2855

Product Overview

Category

The V510LA40APX2855 belongs to the category of electronic components, specifically varistors.

Use

It is used as a voltage-dependent resistor to protect circuits from overvoltage conditions.

Characteristics

  • Fast response time
  • High energy absorption capability
  • Wide operating temperature range
  • RoHS compliant

Package

The V510LA40APX2855 is typically available in a disc-shaped package with leads for easy integration into circuit boards.

Essence

The essence of the V510LA40APX2855 lies in its ability to limit transient voltage spikes and protect sensitive electronic equipment.

Packaging/Quantity

It is commonly packaged in reels or trays and is available in varying quantities depending on the supplier.

Specifications

  • Maximum Allowable Voltage: 510V
  • Clamping Voltage: 825V
  • Peak Current (8/20μs): 10kA
  • Energy (10/1000μs): 2J
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The V510LA40APX2855 has two leads for connection to the circuit. The pin configuration is as follows: 1. Lead 1: Input/Anode 2. Lead 2: Output/Cathode

Functional Features

  • Non-linear voltage-current characteristics
  • Rapid response to voltage transients
  • Low leakage current under normal operating conditions

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Wide operating temperature range
  • RoHS compliance

Disadvantages

  • Limited lifespan after multiple surge events
  • Susceptible to thermal runaway under extreme conditions

Working Principles

The V510LA40APX2855 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 components during overvoltage events.

Detailed Application Field Plans

The V510LA40APX2855 is commonly used in various applications such as: - Power supplies - Telecommunications equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the V510LA40APX2855 include: - V275LA40AP - V130LA20AP - V320LA40BP

In conclusion, the V510LA40APX2855 varistor offers effective overvoltage protection for a wide range of electronic applications, with its fast response time and high energy absorption capabilities making it a valuable component in circuit design.

Word count: 411

Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af V510LA40APX2855 i tekniske løsninger

  1. What is the V510LA40APX2855?

    • The V510LA40APX2855 is a metal oxide varistor (MOV) that provides overvoltage protection in electronic circuits.

  2. What is the maximum voltage rating of the V510LA40APX2855?

    • The V510LA40APX2855 has a maximum voltage rating of 510V.

  3. What is the maximum energy absorption capability of the V510LA40APX2855?

    • The V510LA40APX2855 can absorb up to 40J of energy during a transient overvoltage event.

  4. How does the V510LA40APX2855 protect electronic circuits?

    • The V510LA40APX2855 clamps the voltage to a safe level by diverting excess current away from the protected circuit when an overvoltage occurs.

  5. In what type of applications is the V510LA40APX2855 commonly used?

    • The V510LA40APX2855 is commonly used in power supplies, industrial equipment, telecommunications systems, and consumer electronics to protect against voltage surges.

  6. What are the key characteristics of the V510LA40APX2855 that make it suitable for overvoltage protection?

    • The V510LA40APX2855 offers high surge current capability, low leakage current, and fast response time, making it effective in protecting sensitive electronic components.

  7. Can the V510LA40APX2855 be used in outdoor applications?

    • Yes, the V510LA40APX2855 is designed to withstand outdoor environments and is suitable for outdoor applications where overvoltage protection is required.

  8. What are the temperature specifications for the V510LA40APX2855?

    • The V510LA40APX2855 has a wide operating temperature range, typically from -40°C to 85°C, making it suitable for various environmental conditions.

  9. Is the V510LA40APX2855 RoHS compliant?

    • Yes, the V510LA40APX2855 is compliant with the Restriction of Hazardous Substances (RoHS) directive, ensuring it meets environmental standards.

  10. Are there any specific mounting or handling considerations for the V510LA40APX2855?

    • The V510LA40APX2855 should be mounted securely to minimize mechanical stress, and proper ESD precautions should be followed during handling to prevent damage to the device.