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V250LA40BPX10

V250LA40BPX10

Product Overview

Category

The V250LA40BPX10 belongs to the category of electronic components, specifically metal oxide varistors (MOVs).

Use

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

Characteristics

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

Package

The V250LA40BPX10 is typically packaged in a cylindrical form with leads for easy integration into circuit boards.

Essence

The essence of the V250LA40BPX10 lies in its ability to rapidly absorb and dissipate high-energy transient surges, safeguarding sensitive electronic equipment.

Packaging/Quantity

It is commonly available in reels or bulk packaging, with quantities varying based on customer requirements.

Specifications

  • Maximum Continuous Voltage Rating: 250V
  • Varistor Voltage: 395V
  • Peak Current (8/20μs): 4500A
  • Energy (10/1000μs): 100J
  • Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The V250LA40BPX10 has a standard radial lead configuration with two leads for soldering onto a circuit board. The pinout is as follows: 1. Lead 1: Connected to one end of the varistor element 2. Lead 2: Connected to the other end of the varistor element

Functional Features

  • Surge protection: Absorbs and dissipates transient voltage spikes
  • Fail-safe operation: Does not degrade during normal operation and activates only during overvoltage events
  • Compact design: Allows for easy integration into various electronic devices

Advantages and Disadvantages

Advantages

  • High surge current capability
  • Fast response time
  • Wide operating temperature range
  • RoHS compliance

Disadvantages

  • Limited lifespan under continuous exposure to high-energy surges
  • Requires periodic testing and replacement in critical applications

Working Principles

The V250LA40BPX10 operates based on the principle of nonlinear voltage-dependent resistance. When subjected to an overvoltage condition, the varistor's resistance decreases significantly, allowing it to divert excess current away from the protected circuit.

Detailed Application Field Plans

The V250LA40BPX10 is widely used in various applications, including: - Power supplies - Telecommunications equipment - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

  • V130LA20BPX10
  • V275LA40BPX10
  • V320LA40BPX10
  • V420LA40BPX10

These alternative models offer similar surge protection capabilities with variations in maximum continuous voltage ratings and energy absorption capacities.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi V250LA40BPX10 dalam penyelesaian teknikal

  1. What is the V250LA40BPX10?

    • The V250LA40BPX10 is a metal oxide varistor (MOV) designed for overvoltage protection in various technical solutions.

  2. What are the key specifications of the V250LA40BPX10?

    • The V250LA40BPX10 has a maximum AC voltage of 150V, a maximum DC voltage of 200V, and a peak current of 6500A.

  3. Where can the V250LA40BPX10 be used in technical solutions?

    • It can be used in power supplies, industrial equipment, telecommunications systems, and other applications requiring overvoltage protection.

  4. How does the V250LA40BPX10 provide overvoltage protection?

    • The V250LA40BPX10 clamps excessive voltage to protect sensitive components by diverting excess current away from the protected circuit.

  5. What are the environmental considerations for using V250LA40BPX10?

    • The V250LA40BPX10 is designed to operate within specified temperature and humidity ranges, making it suitable for various environments.

  6. Are there any precautions to consider when using V250LA40BPX10?

    • It's important to ensure proper mounting and grounding to maximize the effectiveness of the V250LA40BPX10 in providing overvoltage protection.

  7. Can the V250LA40BPX10 be used in automotive applications?

    • Yes, the V250LA40BPX10 can be used in automotive electronics to protect against voltage transients and surges.

  8. What is the expected lifespan of the V250LA40BPX10?

    • The V250LA40BPX10 has a long operational life when operated within its specified parameters, providing reliable overvoltage protection.

  9. Does the V250LA40BPX10 require regular maintenance?

    • Under normal operating conditions, the V250LA40BPX10 does not require regular maintenance, but periodic inspection is recommended.

  10. Where can I find detailed technical documentation for the V250LA40BPX10?

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