ROV14H221K-2

Introduction

The ROV14H221K-2 is a component belonging to the category of varistors, commonly used for voltage clamping and transient surge protection in electronic circuits. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the ROV14H221K-2.

Basic Information Overview

• Category: Varistors
• Use: Voltage clamping and transient surge protection in electronic circuits
• Characteristics: High energy absorption capacity, fast response time, compact size
• Package: Radial leaded disc
• Essence: Metal oxide semiconductor material
• Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

• Voltage Rating: 220V
• Peak Current: 10kA
• Energy Absorption: 0.1J to 3J
• Operating Temperature Range: -40°C to 85°C
• Dimensions: 14mm diameter

Detailed Pin Configuration

The ROV14H221K-2 typically has two radial leads for connection to the circuit. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Voltage Clamping: Provides protection by limiting the voltage across the circuit
• Transient Surge Protection: Absorbs high-energy transient surges to prevent damage to sensitive components
• Fast Response Time: Reacts quickly to transient events, safeguarding the circuit

Advantages and Disadvantages

Advantages

• Effective voltage clamping
• High energy absorption capacity
• Fast response time

Disadvantages

• Limited to specific voltage ratings
• Susceptible to degradation after multiple surge events

Working Principles

The ROV14H221K-2 operates based on the principle of nonlinear voltage-dependent resistance. When subjected to a transient surge, the varistor conducts current, diverting excess energy away from the protected circuit. This action limits the voltage across the circuit, preventing damage to connected components.

Detailed Application Field Plans

The ROV14H221K-2 finds extensive use in various electronic applications, including: - Power supplies - Telecommunications equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the ROV14H221K-2 include: - ROV10H221K-S - ROV20H221K-2 - ROV14H331K-2 - ROV14H471K-2

In summary, the ROV14H221K-2 varistor offers effective voltage clamping and transient surge protection in electronic circuits, making it a crucial component in ensuring the reliability and longevity of electronic devices and systems.

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