Littelfuse Inc.
התמונה עשויה להיות ייצוג.
ראה מפרטים לפרטי מוצר.
V140LA5CPX2855
צפה בפרטים DataSheets

V140LA5CPX2855 Encyclopedia Entry

Product Overview

Category

The V140LA5CPX2855 belongs to the category of electronic components, specifically varistors.

Use

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

Characteristics

  • Voltage-dependent nonlinear resistor
  • Protects against transient voltage spikes
  • Fast response time
  • High energy absorption capability

Package

The V140LA5CPX2855 is typically available in a disc-shaped package with leads for easy installation on circuit boards.

Essence

The essence of the V140LA5CPX2855 lies in its ability to safeguard electronic devices and circuits from voltage surges.

Packaging/Quantity

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

Specifications

  • Maximum Allowable Voltage: 140V
  • Energy Absorption Capability: 2855J
  • Peak Current Capability: 6000A
  • Operating Temperature Range: -40°C to 85°C
  • Capacitance: 1000pF

Detailed Pin Configuration

The V140LA5CPX2855 has a standard lead configuration with two leads for connection to the circuit. The pinout is as follows: 1. Lead 1: Input/Anode 2. Lead 2: Output/Cathode

Functional Features

  • Rapid response to voltage transients
  • High energy absorption capacity
  • Stable performance over a wide temperature range
  • Reliable protection against overvoltage events

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Fast reaction time
  • Wide operating temperature range
  • High energy absorption capability

Disadvantages

  • Limited lifespan after absorbing high-energy surges
  • Can degrade over time with repeated exposure to overvoltage conditions

Working Principles

The V140LA5CPX2855 operates based on the principle of voltage-dependent resistance. When subjected to a surge in voltage, the varistor's resistance decreases, diverting the excess current away from the protected circuit.

Detailed Application Field Plans

The V140LA5CPX2855 is commonly used in various applications, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the V140LA5CPX2855 include: - V130LA20CPX2855 - V150LA10CPX2855 - V120LA5CPX2855 - V160LA15CPX2855

In conclusion, the V140LA5CPX2855 varistor is an essential component in protecting electronic circuits from voltage surges, offering reliable performance and high energy absorption capabilities across a wide range of applications.

[Word Count: 398]

רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של V140LA5CPX2855 בפתרונות טכניים

  1. What is V140LA5CPX2855?

    • V140LA5CPX2855 is a type of metal oxide varistor (MOV) used for surge protection in electrical and electronic circuits.

  2. What are the key features of V140LA5CPX2855?

    • V140LA5CPX2855 offers high surge current capability, low leakage current, and fast response time to protect against voltage surges.

  3. Where can V140LA5CPX2855 be used?

    • V140LA5CPX2855 can be used in various applications such as power supplies, industrial equipment, telecommunications, and consumer electronics for surge protection.

  4. What is the maximum voltage rating of V140LA5CPX2855?

    • The maximum voltage rating of V140LA5CPX2855 is typically 140V.

  5. How does V140LA5CPX2855 provide surge protection?

    • V140LA5CPX2855 clamps excessive voltage levels by diverting surge currents away from sensitive components, thereby protecting the circuit.

  6. What is the operating temperature range of V140LA5CPX2855?

    • V140LA5CPX2855 is designed to operate within a temperature range of -40°C to 85°C.

  7. Is V140LA5CPX2855 RoHS compliant?

    • Yes, V140LA5CPX2855 is RoHS compliant, ensuring it meets environmental standards.

  8. Can V140LA5CPX2855 be used in outdoor applications?

    • Yes, V140LA5CPX2855 is suitable for outdoor applications as it is designed to withstand environmental conditions.

  9. What are the recommended mounting and soldering techniques for V140LA5CPX2855?

    • V140LA5CPX2855 can be mounted using standard through-hole or surface mount techniques, and soldered using reflow or wave soldering methods.

  10. Are there any application notes or guidelines available for using V140LA5CPX2855 in technical solutions?

    • Yes, detailed application notes and guidelines are provided by the manufacturer for integrating V140LA5CPX2855 into technical solutions, ensuring proper usage and performance.