ERZ-E07A621 Product Overview

Introduction

The ERZ-E07A621 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, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Varistors
• Use: Surge protection
• Characteristics: High energy absorption capacity, fast response time
• Package: Ceramic disc
• Essence: Metal oxide
• Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

• Voltage Range: 18V to 1800V
• Maximum Allowable Voltage: 11V to 1100V
• Nominal Diameter: 7mm
• Operating Temperature Range: -40°C to 85°C
• Peak Current Capability: Up to 10kA

Detailed Pin Configuration

The ERZ-E07A621 typically consists of two axial leads for connection within a circuit. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Surge Protection: Effectively absorbs and dissipates transient voltage surges
• Fast Response Time: Rapid reaction to voltage spikes for enhanced protection
• Reliability: Long operational lifespan and consistent performance

Advantages and Disadvantages

Advantages

• High energy absorption capacity
• Fast response time
• Wide voltage range coverage
• Compact size

Disadvantages

• Limited maximum allowable voltage compared to some alternatives
• Sensitive to extreme temperature and humidity conditions

Working Principles

The ERZ-E07A621 operates based on the principle of nonlinear voltage-dependent resistance. When subjected to a surge in voltage, the varistor's resistance decreases significantly, allowing it to divert excess current away from sensitive components in the circuit.

Detailed Application Field Plans

The ERZ-E07A621 finds extensive use in various applications, including: - Power supply units - Telecommunication equipment - Industrial machinery - Consumer electronics - Automotive systems

Detailed and Complete Alternative Models

Several alternative varistor models are available in the market, offering similar surge protection capabilities. Some notable alternatives to the ERZ-E07A621 include: - EPCOS S14K275 - Littelfuse V130LA20A - Bourns 2035-23-SM-RPLF

In conclusion, the ERZ-E07A621 varistor offers reliable surge protection with its high energy absorption capacity and fast response time. While it has certain limitations, its compact size and wide voltage range make it suitable for diverse applications across various industries.

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