Littelfuse Inc.
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V140LS2PX2855
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V140LS2PX2855 Product Overview

Introduction

The V140LS2PX2855 is a specialized electronic component designed for surge protection in various electrical and electronic systems. This entry provides an in-depth overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

  • Category: Surge Protection Device
  • Use: Protecting electrical and electronic systems from voltage surges and transients
  • Characteristics: High surge current capability, low clamping voltage, fast response time
  • Package: Surface Mount Device (SMD)
  • Essence: Safeguarding sensitive equipment from damage caused by voltage spikes
  • Packaging/Quantity: Typically supplied in reels or tubes containing multiple units

Specifications

  • Maximum Working Voltage: 140V
  • Peak Pulse Current: 2A
  • Clamping Voltage: 285V
  • Operating Temperature Range: -55°C to 125°C
  • Package Type: SOD-123FL

Detailed Pin Configuration

The V140LS2PX2855 has a standard SOD-123FL package with two pins. Pin 1 is the cathode, and pin 2 is the anode.

Functional Features

  • Transient Voltage Suppression: Provides protection against voltage surges and transients by diverting excess energy away from the protected circuit.
  • Fast Response Time: Reacts quickly to transient events, minimizing the risk of damage to connected equipment.
  • Low Clamping Voltage: Limits the voltage across the protected circuit to a safe level, preventing overvoltage-related failures.

Advantages and Disadvantages

Advantages

  • Effective surge protection for sensitive electronics
  • Compact SMD package for easy integration into circuit designs
  • Fast response time ensures rapid protection during transient events

Disadvantages

  • Limited to specific voltage and current ratings
  • May require additional components for comprehensive surge protection in complex systems

Working Principles

The V140LS2PX2855 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the clamping level, thereby protecting downstream components from damage.

Detailed Application Field Plans

The V140LS2PX2855 is commonly used in the following applications: - Telecommunication equipment - Industrial control systems - Power supply units - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: V130LS2PX2855
  • Alternative Model 2: V150LS2PX2855
  • Alternative Model 3: V140LS2PX2860

In summary, the V140LS2PX2855 is a crucial surge protection device with specific characteristics and applications, offering effective protection against voltage surges and transients in various electronic systems.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi V140LS2PX2855 dalam penyelesaian teknikal

  1. What is V140LS2PX2855?

    • V140LS2PX2855 is a type of varistor, also known as a voltage-dependent resistor, which is used to protect electronic circuits from overvoltage conditions.

  2. How does V140LS2PX2855 work?

    • V140LS2PX2855 works by changing its resistance in response to changes in voltage. When the voltage exceeds a certain threshold, the varistor conducts current and diverts the excess voltage away from the protected circuit.

  3. What are the typical applications of V140LS2PX2855?

    • V140LS2PX2855 is commonly used in surge protection devices, power supplies, telecommunication equipment, and industrial control systems to safeguard against transient voltage spikes.

  4. What is the maximum voltage rating of V140LS2PX2855?

    • The maximum voltage rating of V140LS2PX2855 is typically 140V, making it suitable for protecting low-voltage electronic components and circuits.

  5. What is the energy absorption capability of V140LS2PX2855?

    • V140LS2PX2855 has a high energy absorption capability, allowing it to dissipate large amounts of energy during transient events and protect sensitive electronics.

  6. Can V140LS2PX2855 be used in outdoor applications?

    • Yes, V140LS2PX2855 is designed to withstand outdoor environments and can be used in outdoor applications such as outdoor lighting, solar power systems, and outdoor communication equipment.

  7. Is V140LS2PX2855 lead-free and RoHS compliant?

    • Yes, V140LS2PX2855 is available in lead-free versions and is compliant with the Restriction of Hazardous Substances (RoHS) directive.

  8. What is the response time of V140LS2PX2855?

    • V140LS2PX2855 has a fast response time, reacting to overvoltage conditions within nanoseconds to protect connected equipment.

  9. Can V140LS2PX2855 be used in automotive applications?

    • Yes, V140LS2PX2855 can be utilized in automotive electronics to provide surge protection for vehicle electrical systems and onboard electronic components.

  10. Are there any specific mounting or handling considerations for V140LS2PX2855?

    • It is important to follow the manufacturer's guidelines for proper mounting and handling of V140LS2PX2855 to ensure optimal performance and reliability in technical solutions.