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V140LA10CPX2855
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V140LA10CPX2855 Encyclopedia Entry

Product Overview

Category

The V140LA10CPX2855 belongs to the category of electronic components, specifically varistors.

Use

Varistors are used to protect electrical circuits from overvoltage conditions by rapidly changing resistance in response to voltage fluctuations.

Characteristics

  • Rapid response to voltage changes
  • High energy absorption capacity
  • Wide operating temperature range
  • Reliable performance

Package

The V140LA10CPX2855 is typically available in a cylindrical package with leads for easy integration into circuit boards.

Essence

The essence of the V140LA10CPX2855 lies in its ability to safeguard sensitive electronic equipment from voltage surges and transients.

Packaging/Quantity

The V140LA10CPX2855 is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Maximum Allowable Voltage: 140V
  • Energy Absorption Capacity: 2855J
  • Peak Current Capability: As per manufacturer's datasheet
  • Operating Temperature Range: -40°C to 85°C
  • Lead Material: Tin-plated copper

Detailed Pin Configuration

The V140LA10CPX2855 typically features two leads for connection to the circuit. The pinout configuration may vary based on the manufacturer's design, and it is essential to refer to the datasheet for specific details.

Functional Features

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

Advantages

  • Effective protection against voltage spikes
  • Wide operating temperature range
  • High energy absorption capability

Disadvantages

  • Limited lifespan after repeated exposure to high-energy transients
  • Variability in performance based on environmental conditions

Working Principles

The V140LA10CPX2855 operates based on the principle of varistor action, where its resistance decreases as the voltage across it increases, thereby diverting excess current away from the protected circuit.

Detailed Application Field Plans

The V140LA10CPX2855 finds extensive use in various applications, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • V130LA10CPX2855
  • V150LA10CPX2855
  • V140LA20CPX2855
  • V140LA10CPX2860

In conclusion, the V140LA10CPX2855 varistor offers reliable overvoltage protection 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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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi V140LA10CPX2855 dalam penyelesaian teknikal

  1. What is the V140LA10CPX2855?

    • The V140LA10CPX2855 is a metal oxide varistor (MOV) that is commonly used for surge protection in electrical and electronic circuits.

  2. What are the key specifications of the V140LA10CPX2855?

    • The V140LA10CPX2855 has a maximum continuous voltage rating of 140V, a peak current capability of 4500A, and a maximum energy absorption of 110J.

  3. How does the V140LA10CPX2855 provide surge protection?

    • The V140LA10CPX2855 acts as a voltage-dependent switch, conducting current when the voltage exceeds its threshold, thereby diverting excess energy away from sensitive components.

  4. Where can the V140LA10CPX2855 be used in technical solutions?

    • The V140LA10CPX2855 can be used in power supplies, industrial equipment, telecommunications systems, and other electronic devices to protect them from voltage surges and transients.

  5. What are the typical applications of the V140LA10CPX2855?

    • Typical applications include surge protection in AC power lines, DC power supplies, motor drives, and communication equipment.

  6. What are the advantages of using the V140LA10CPX2855 in surge protection?

    • The V140LA10CPX2855 offers fast response time, high energy absorption capability, and low leakage current, making it an effective solution for surge protection.

  7. How should the V140LA10CPX2855 be installed in a circuit?

    • The V140LA10CPX2855 should be connected in parallel with the load or equipment to be protected, ensuring that it can shunt excess energy during a surge event.

  8. What are the environmental considerations for the V140LA10CPX2855?

    • The V140LA10CPX2855 is designed to operate within specified temperature and humidity ranges, and it should be protected from excessive mechanical stress and vibration.

  9. Are there any reliability concerns with the V140LA10CPX2855?

    • The V140LA10CPX2855 is designed for long-term reliability, but it is important to periodically test and replace MOVs if they have been exposed to significant surge events.

  10. Where can I find more detailed technical information about the V140LA10CPX2855?

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