Panasonic Electronic Components
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ERZ-V20D180
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ERZ-V20D180 Product Overview

Introduction

The ERZ-V20D180 belongs to the category of varistors, which are electronic components used to protect circuits from excessive voltage surges. This entry provides a comprehensive overview of the ERZ-V20D180, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Varistors
  • Use: Protection against voltage surges
  • Characteristics: High energy absorption capacity, fast response time
  • Package: Disc type
  • Essence: Zinc oxide-based
  • Packaging/Quantity: Bulk packaging, quantity varies based on supplier

Specifications

  • Model: ERZ-V20D180
  • Maximum Allowable Voltage: 18V
  • Nominal Diameter: 20mm
  • Maximum Peak Current: 8000A
  • Operating Temperature Range: -40°C to +85°C
  • Insulation Resistance: ≥100MΩ

Detailed Pin Configuration

The ERZ-V20D180 varistor has a disc-type package with two axial leads for connection to the circuit. The detailed pin configuration is as follows: - Lead 1: Connection point 1 - Lead 2: Connection point 2

Functional Features

  • Voltage Clamping: Rapidly absorbs excessive voltage to protect the circuit
  • High Energy Absorption: Capable of dissipating high surge energies
  • Fast Response Time: Reacts quickly to voltage surges

Advantages and Disadvantages

Advantages

  • Effective protection against voltage surges
  • Fast response time
  • High energy absorption capacity

Disadvantages

  • Limited maximum allowable voltage
  • Sensitive to extreme temperature variations

Working Principles

The ERZ-V20D180 operates based on the principle of nonlinear resistance. When subjected to a voltage surge, the varistor's resistance decreases, allowing it to absorb the excess energy and protect the connected circuit.

Detailed Application Field Plans

The ERZ-V20D180 varistor finds applications in various fields, including: 1. Power Supply Units: Protecting sensitive electronic components from power surges 2. Telecommunication Equipment: Safeguarding communication systems from voltage fluctuations 3. Industrial Machinery: Ensuring the reliability of control circuits in industrial settings 4. Consumer Electronics: Protecting devices like TVs, computers, and home appliances from electrical disturbances

Detailed and Complete Alternative Models

Some alternative models to the ERZ-V20D180 varistor include: - ERZ-V14D180 - ERZ-V07D180 - ERZ-V10D180 - ERZ-V20D220

In conclusion, the ERZ-V20D180 varistor offers effective protection against voltage surges, making it an essential component in various electronic and electrical systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ERZ-V20D180 v technických řešeních

  1. What is ERZ-V20D180?

    • ERZ-V20D180 is a varistor component used for overvoltage protection in electronic circuits.

  2. What are the key specifications of ERZ-V20D180?

    • The key specifications include a maximum voltage of 18V, a maximum surge current of 200A, and a capacitance of 1000pF.

  3. How does ERZ-V20D180 provide overvoltage protection?

    • ERZ-V20D180 operates by rapidly changing its resistance in response to voltage changes, effectively diverting excess current away from sensitive components.

  4. In what technical solutions can ERZ-V20D180 be applied?

    • ERZ-V20D180 can be applied in power supplies, telecommunication equipment, industrial control systems, and consumer electronics to protect against transient voltage spikes.

  5. What are the advantages of using ERZ-V20D180 in technical solutions?

    • ERZ-V20D180 offers fast response times, high surge current capability, and reliability in protecting sensitive electronic components.

  6. Are there any limitations or considerations when using ERZ-V20D180?

    • It's important to consider the operating voltage range, energy absorption capability, and temperature characteristics to ensure proper application of ERZ-V20D180.

  7. How should ERZ-V20D180 be integrated into a circuit design?

    • ERZ-V20D180 should be placed in parallel with the circuit to be protected, ensuring that it can quickly shunt excess voltage away from sensitive components.

  8. What are the potential failure modes of ERZ-V20D180?

    • Common failure modes include degradation due to prolonged exposure to overvoltage conditions and thermal runaway under extreme surge events.

  9. Can ERZ-V20D180 be used in outdoor or harsh environments?

    • Yes, ERZ-V20D180 is designed to withstand outdoor and harsh environmental conditions, making it suitable for a wide range of applications.

  10. Are there any specific testing or certification requirements for integrating ERZ-V20D180 into technical solutions?

    • It's important to verify compliance with relevant industry standards and conduct testing for specific application requirements to ensure the proper functioning of ERZ-V20D180 in technical solutions.