Littelfuse Inc.
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
V660LA10PX2855

V660LA10PX2855

Product Overview

Category

The V660LA10PX2855 belongs to the category of varistors, which are electronic components used for voltage regulation and surge protection.

Use

It is primarily used to protect electronic circuits from overvoltage transients such as lightning strikes and switching surges.

Characteristics

  • Voltage Regulation: The varistor can regulate voltage by changing its resistance in response to the applied voltage.
  • Surge Protection: It provides protection by diverting excessive current away from sensitive components.
  • Fast Response Time: Capable of responding to transient voltage spikes in nanoseconds.
  • High Energy Absorption Capacity: Can absorb large amounts of energy during a surge event.

Package

The V660LA10PX2855 is typically available in a disc-shaped package made of metal oxide material.

Essence

The essence of this varistor lies in its ability to safeguard electronic devices and circuits from voltage surges and transients.

Packaging/Quantity

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

Specifications

  • Maximum Allowable Voltage: 660V
  • Peak Current Capability: 10kA
  • Nominal Varistor Voltage: 285V
  • Operating Temperature Range: -40°C to 85°C
  • Lead Material: Tin-plated copper

Detailed Pin Configuration

The V660LA10PX2855 has two leads for connection. The pin configuration 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

  • Non-linear Voltage-Current Characteristics: Exhibits a non-linear response to changes in voltage, providing effective surge protection.
  • Low Leakage Current: Ensures minimal power dissipation during normal operation.
  • Reliable Performance: Offers consistent performance over a wide range of operating conditions.

Advantages and Disadvantages

Advantages

  • Effective surge protection
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Limited lifespan after multiple surge events
  • Susceptible to damage if subjected to prolonged overvoltage conditions

Working Principles

The varistor operates based on the principle of voltage-dependent resistance. When the voltage across the varistor exceeds a certain threshold, its resistance decreases significantly, allowing it to conduct current and divert the excess energy away from the protected circuit.

Detailed Application Field Plans

The V660LA10PX2855 is commonly used in the following applications: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the V660LA10PX2855 include: - V130LA20AP: Lower voltage rating with similar surge protection capabilities - V750LA80BP: Higher voltage rating for applications requiring greater protection - V420LA40B: Mid-range voltage rating with balanced surge handling capacity

In conclusion, the V660LA10PX2855 varistor serves as a crucial component in protecting electronic circuits from voltage surges and transients, finding widespread use across various industries and applications.

Word Count: 536

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de V660LA10PX2855 en soluciones técnicas

  1. What is the V660LA10PX2855?

    • The V660LA10PX2855 is a type of varistor, also known as a voltage-dependent resistor, used to protect electronic circuits from overvoltage conditions.

  2. What are the key specifications of the V660LA10PX2855?

    • The V660LA10PX2855 has a maximum AC voltage of 420V, a maximum DC voltage of 560V, and a peak current of 4500A.

  3. How does the V660LA10PX2855 function in a circuit?

    • When the voltage across the varistor exceeds its threshold, it conducts significantly, diverting excess current away from sensitive components and protecting the circuit.

  4. In what applications is the V660LA10PX2855 commonly used?

    • It is commonly used in surge protection devices, power supplies, industrial equipment, and telecommunications systems to safeguard against transient voltage spikes.

  5. What are the advantages of using the V660LA10PX2855 in technical solutions?

    • The varistor provides fast response to voltage surges, high energy absorption capability, and low leakage current, making it an effective protective component.

  6. How should the V660LA10PX2855 be connected in a circuit?

    • It should be connected in parallel with the load or equipment to be protected, ensuring that it can shunt excess voltage away from the sensitive components.

  7. What are the operating temperature and storage conditions for the V660LA10PX2855?

    • The varistor typically operates within a temperature range of -40°C to 85°C and should be stored in a dry environment at temperatures between -40°C and 125°C.

  8. Can the V660LA10PX2855 be used in outdoor applications?

    • Yes, it is suitable for outdoor use as long as it is housed in an appropriate enclosure to protect it from environmental factors such as moisture and dust.

  9. Are there any precautions to consider when using the V660LA10PX2855?

    • It's important to ensure proper voltage ratings, avoid mechanical stress, and follow manufacturer guidelines for mounting and handling to maximize its effectiveness.

  10. How can the V660LA10PX2855 be tested for functionality?

    • Testing can be done using a multimeter or specialized test equipment to verify its clamping voltage and energy absorption characteristics, ensuring it meets the required specifications.