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ERZ-E11E221
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ERZ-E11E221 Product Overview

Introduction

The ERZ-E11E221 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: Varistors
  • Use: Surge protection in electronic circuits
  • Characteristics: High energy absorption capacity, fast response time
  • Package: Ceramic disc
  • Essence: Protects electronic devices from voltage surges
  • Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

  • Model: ERZ-E11E221
  • Maximum Allowable Voltage: 220V
  • Nominal Diameter: 11mm
  • Operating Temperature Range: -40°C to 85°C
  • Peak Current (8/20μs): 5000A
  • Capacitance: 100pF

Detailed Pin Configuration

The ERZ-E11E221 varistor typically consists of two axial leads for connection within an electronic circuit. The pin configuration is as follows: - Lead 1: Connected to the positive terminal of the circuit - Lead 2: Connected to the ground or negative terminal of the circuit

Functional Features

  • Surge Protection: Absorbs high-energy transient voltage spikes
  • Fast Response Time: Rapidly clamps excessive voltage to protect downstream components
  • Reliability: Provides consistent performance over multiple surge events

Advantages and Disadvantages

Advantages

  • Effective surge protection
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited maximum allowable voltage
  • Requires proper circuit design for optimal performance

Working Principles

The ERZ-E11E221 varistor operates based on the principle of non-linear voltage-dependent resistance. When subjected to a surge in voltage, the varistor conducts current, diverting excess energy away from sensitive electronic components.

Detailed Application Field Plans

The ERZ-E11E221 varistor finds extensive use in various electronic applications, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

For applications requiring different specifications or performance characteristics, alternative varistor models include: - ERZ-V14D221 - ERZ-V10D221 - ERZ-V07D221 - ERZ-V05D221

In conclusion, the ERZ-E11E221 varistor offers reliable surge protection for electronic circuits, with its compact size and fast response time making it suitable for diverse applications.

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技術ソリューションにおける ERZ-E11E221 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is ERZ-E11E221?

    • ERZ-E11E221 is a type of varistor, also known as a voltage-dependent resistor, that is commonly used to protect electronic circuits from overvoltage conditions.

  2. How does ERZ-E11E221 work in technical solutions?

    • ERZ-E11E221 works by rapidly changing its resistance in response to changes in voltage, effectively diverting excess current away from sensitive components and preventing damage.

  3. What are the typical applications of ERZ-E11E221 in technical solutions?

    • ERZ-E11E221 is commonly used in surge protection devices, power supplies, industrial equipment, and electronic appliances to safeguard against transient voltage spikes.

  4. What are the key specifications of ERZ-E11E221?

    • The key specifications of ERZ-E11E221 include its maximum allowable voltage, energy absorption capability, response time, and operating temperature range.

  5. How should ERZ-E11E221 be installed in a technical solution?

    • ERZ-E11E221 should be connected in parallel with the circuit or component to be protected, ensuring that it can quickly respond to any overvoltage events.

  6. What are the advantages of using ERZ-E11E221 in technical solutions?

    • The advantages of ERZ-E11E221 include its ability to provide fast and reliable protection, compact size, and cost-effectiveness compared to other surge protection methods.

  7. Are there any limitations or considerations when using ERZ-E11E221?

    • It's important to consider the maximum continuous voltage rating, potential degradation over time, and the need for proper grounding when integrating ERZ-E11E221 into a technical solution.

  8. Can ERZ-E11E221 be used in outdoor or harsh environments?

    • Yes, ERZ-E11E221 is available in versions designed for outdoor or harsh environments, featuring enhanced weatherproofing and durability.

  9. How can the performance of ERZ-E11E221 be tested in a technical solution?

    • The performance of ERZ-E11E221 can be tested using surge generators or transient voltage suppressor (TVS) testing equipment to simulate real-world overvoltage conditions.

  10. Where can ERZ-E11E221 be sourced for use in technical solutions?

    • ERZ-E11E221 can be sourced from reputable electronic component distributors, manufacturers, or authorized resellers specializing in surge protection devices and components.