Littelfuse Inc.
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V140LC20CP
צפה בפרטים DataSheets

V140LC20CP

Product Overview

Category

The V140LC20CP belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

  • Fast response time
  • Low clamping voltage
  • High surge current capability
  • RoHS compliant

Package

The V140LC20CP is available in a surface mount package.

Essence

The essence of the V140LC20CP lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.

Packaging/Quantity

The V140LC20CP is typically packaged in reels and is available in varying quantities depending on the manufacturer's specifications.

Specifications

  • Standoff Voltage: 140V
  • Breakdown Voltage: 156V
  • Maximum Clamping Voltage: 227V
  • Peak Pulse Current: 3A
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The V140LC20CP typically has two pins, with the anode and cathode connections clearly marked for easy identification.

Functional Features

  • Bi-directional TVS diode
  • Low leakage current
  • High reliability
  • ESD protection

Advantages and Disadvantages

Advantages

  • Effective protection against transient voltage events
  • Fast response time
  • Wide operating temperature range

Disadvantages

  • Limited peak pulse current compared to some higher-rated TVS diodes
  • Requires careful consideration of placement and routing for optimal performance

Working Principles

When a transient voltage event occurs, the V140LC20CP conducts excess current away from the protected circuit, limiting the voltage across it to a safe level.

Detailed Application Field Plans

The V140LC20CP is commonly used in various applications including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: V130LC20CP

    • Standoff Voltage: 130V
    • Breakdown Voltage: 144V
    • Maximum Clamping Voltage: 210V
    • Peak Pulse Current: 3A
    • Operating Temperature Range: -55°C to 150°C

  • Alternative Model 2: V150LC20CP

    • Standoff Voltage: 150V
    • Breakdown Voltage: 167V
    • Maximum Clamping Voltage: 243V
    • Peak Pulse Current: 3A
    • Operating Temperature Range: -55°C to 150°C

In conclusion, the V140LC20CP transient voltage suppressor diode offers effective protection against transient voltage events, making it a crucial component in various electronic systems and devices.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של V140LC20CP בפתרונות טכניים

  1. What is V140LC20CP?

    • V140LC20CP is a type of varistor, also known as a voltage-dependent resistor, that is used to protect electronic circuits from overvoltage conditions.

  2. How does V140LC20CP work?

    • V140LC20CP varistors work by rapidly changing resistance in response to changes in voltage, effectively diverting excess current away from sensitive components.

  3. What are the typical applications of V140LC20CP?

    • V140LC20CP varistors are commonly used in surge protection devices, power supplies, and electronic equipment to safeguard against transient voltage spikes.

  4. What is the maximum operating voltage for V140LC20CP?

    • The maximum operating voltage for V140LC20CP is 85V AC or 110V DC.

  5. What is the energy absorption capability of V140LC20CP?

    • V140LC20CP varistors have an energy absorption capability of 140 joules.

  6. Are V140LC20CP varistors suitable for outdoor applications?

    • Yes, V140LC20CP varistors are designed to withstand outdoor conditions and can be used in outdoor applications.

  7. Can V140LC20CP varistors be used in automotive electronics?

    • Yes, V140LC20CP varistors are suitable for use in automotive electronics to protect against voltage surges.

  8. What is the temperature range for V140LC20CP varistors?

    • V140LC20CP varistors have a temperature range of -40°C to +85°C, making them suitable for a wide range of environments.

  9. Do V140LC20CP varistors require any special mounting considerations?

    • V140LC20CP varistors can be mounted using standard methods, but it's important to ensure proper heat dissipation and electrical connections.

  10. Are there any precautions to consider when using V140LC20CP varistors?

    • It's important to follow the manufacturer's guidelines for proper installation and to ensure that the varistors are not exposed to voltages exceeding their ratings.