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V39ZA3PX2855
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V39ZA3PX2855 Product Overview

Introduction

The V39ZA3PX2855 is a versatile electronic component that belongs to the category of varistors. This entry provides an in-depth overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Varistor
  • Use: Voltage clamping and transient surge protection
  • Characteristics: High energy absorption capacity, fast response time, compact size
  • Package: Radial leaded disc
  • Essence: Zinc oxide-based ceramic semiconductor
  • Packaging/Quantity: Bulk packaging, quantity varies based on supplier

Specifications

  • Voltage Rating: 39V
  • Peak Current: 100A
  • Energy Absorption: 360J
  • Operating Temperature Range: -40°C to +85°C
  • Dimensions: 7mm diameter, 10mm length

Detailed Pin Configuration

The V39ZA3PX2855 varistor has two radial leads for easy integration into circuit boards. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

  • Transient Surge Protection: Effectively clamps excessive voltage spikes to protect sensitive electronic components.
  • Fast Response Time: Rapidly responds to transient overvoltage conditions, safeguarding connected equipment.
  • High Energy Absorption: Capable of dissipating large amounts of energy during surge events, enhancing system reliability.

Advantages and Disadvantages

Advantages

  • Effective voltage clamping
  • Fast response to transient surges
  • Compact size for space-constrained applications

Disadvantages

  • Limited peak current handling compared to higher-rated varistors
  • Operating temperature range may not be suitable for extreme environments

Working Principles

The V39ZA3PX2855 operates based on the non-linear voltage-current characteristics of zinc oxide varistors. When subjected to overvoltage conditions, the varistor's resistance decreases sharply, allowing it to conduct high currents and limit the voltage across the protected circuit.

Detailed Application Field Plans

The V39ZA3PX2855 varistor finds extensive use in various applications, including: - Power supply units - Industrial control systems - Telecommunication equipment - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

For applications requiring different voltage ratings or energy absorption capabilities, alternative varistor models include: - V18ZA3PX2855 (18V, 360J) - V47ZA3PX2855 (47V, 360J) - V39ZA5PX2855 (39V, 500J)

In conclusion, the V39ZA3PX2855 varistor offers reliable transient surge protection with its high energy absorption capacity and fast response time. Its compact size makes it suitable for diverse electronic applications, although users should consider its limitations in peak current handling and operating temperature range when selecting the appropriate varistor for their specific needs.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von V39ZA3PX2855 in technischen Lösungen auf

  1. What is V39ZA3PX2855?

    • V39ZA3PX2855 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 V39ZA3PX2855 work?

    • V39ZA3PX2855 works by changing its resistance in response to changes in voltage. When the voltage exceeds a certain threshold, the varistor conducts current and shunts the excess voltage away from the protected circuit.

  3. What are the typical applications of V39ZA3PX2855?

    • V39ZA3PX2855 is commonly used in surge protection devices, power supplies, motor drives, and other electronic equipment to safeguard against transient voltage spikes.

  4. What are the key specifications of V39ZA3PX2855?

    • The key specifications of V39ZA3PX2855 include its maximum voltage rating, energy absorption capability, response time, and operating temperature range.

  5. How do I select the right V39ZA3PX2855 for my application?

    • To select the right V39ZA3PX2855, consider the maximum expected voltage transients, energy absorption requirements, and the operating environment to ensure adequate protection.

  6. What are the advantages of using V39ZA3PX2855 in technical solutions?

    • V39ZA3PX2855 provides fast and effective protection against voltage surges, has a compact form factor, and can be easily integrated into electronic circuits.

  7. Can V39ZA3PX2855 be used in both AC and DC circuits?

    • Yes, V39ZA3PX2855 can be used in both AC and DC circuits, making it versatile for various applications.

  8. Are there any limitations or considerations when using V39ZA3PX2855?

    • It's important to consider the clamping voltage, peak current capability, and derating factors to ensure optimal performance and reliability of V39ZA3PX2855 in specific applications.

  9. How long does V39ZA3PX2855 last in service?

    • The lifespan of V39ZA3PX2855 depends on the severity and frequency of voltage transients it encounters, but under normal operating conditions, it can provide long-term protection.

  10. Where can I purchase V39ZA3PX2855 for my technical solutions?

    • V39ZA3PX2855 can be purchased from authorized distributors, electronic component suppliers, or directly from the manufacturer.