Littelfuse Inc.
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V27ZA1PX2855

V27ZA1PX2855 Product Overview

Introduction

The V27ZA1PX2855 is a voltage suppressor product designed to protect electronic circuits from overvoltage conditions. This entry provides an in-depth overview of the V27ZA1PX2855, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Voltage Suppressor
  • Use: Protecting electronic circuits from overvoltage conditions
  • Characteristics: High surge capability, fast response time, low clamping voltage
  • Package: Axial leaded package
  • Essence: Voltage suppression
  • Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

  • Voltage Rating: 27V
  • Peak Pulse Current: 100A
  • Clamping Voltage: 45V
  • Operating Temperature Range: -55°C to 150°C
  • Package Type: Axial

Detailed Pin Configuration

The V27ZA1PX2855 typically has two axial leads for connection to the circuit. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Fast response time to transient overvoltage events
  • High surge capability to handle large transient currents
  • Low clamping voltage to limit the voltage across the protected circuit

Advantages and Disadvantages

Advantages

  • Effective protection against overvoltage conditions
  • Fast response time
  • High surge capability

Disadvantages

  • Clamping voltage may be higher than some alternative models
  • Limited to specific voltage ratings

Working Principles

The V27ZA1PX2855 operates by diverting excessive voltage away from the protected circuit when an overvoltage event occurs. It achieves this through the use of a semiconductor material that rapidly conducts when the voltage exceeds the clamping level.

Detailed Application Field Plans

The V27ZA1PX2855 is commonly used in various electronic applications, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the V27ZA1PX2855 include: - V26ZA1PX2855 - V28ZA1PX2855 - V27ZA1PX2866 - V27ZA1PX2844

In summary, the V27ZA1PX2855 is a voltage suppressor with specific characteristics and capabilities that make it suitable for protecting electronic circuits from overvoltage conditions. Its fast response time, high surge capability, and low clamping voltage are key attributes that cater to a wide range of applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de V27ZA1PX2855 en soluciones técnicas

  1. What is V27ZA1PX2855?

    • V27ZA1PX2855 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 V27ZA1PX2855 work?

    • V27ZA1PX2855 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 sensitive components.

  3. What are the typical applications of V27ZA1PX2855?

    • V27ZA1PX2855 is commonly used in surge protection devices, power supplies, telecommunication equipment, and industrial control systems to safeguard against transient voltage spikes.

  4. What are the key specifications of V27ZA1PX2855?

    • The key specifications of V27ZA1PX2855 include its maximum voltage rating, energy absorption capability, response time, and operating temperature range.

  5. How do I select the right V27ZA1PX2855 for my application?

    • To select the appropriate V27ZA1PX2855, consider the maximum expected voltage transients, the energy absorption requirements, and the operating conditions of the circuit.

  6. What are the advantages of using V27ZA1PX2855 in technical solutions?

    • V27ZA1PX2855 provides effective overvoltage protection, has fast response times, and can handle multiple surge events without degradation.

  7. Can V27ZA1PX2855 be used in both AC and DC circuits?

    • Yes, V27ZA1PX2855 can be used in both AC and DC circuits, making it versatile for various applications.

  8. Are there any limitations or considerations when using V27ZA1PX2855?

    • It's important to consider the clamping voltage, derating with temperature, and potential aging effects when using V27ZA1PX2855 in technical solutions.

  9. How should V27ZA1PX2855 be mounted in a circuit?

    • V27ZA1PX2855 should be securely mounted close to the protected components to minimize lead length and reduce inductance.

  10. What are some best practices for testing V27ZA1PX2855 in a technical solution?

    • Best practices include conducting voltage transient tests, verifying the response time, and ensuring that the varistor meets the specified performance criteria under different operating conditions.