ROV20H221K-S-2

Introduction

The ROV20H221K-S-2 is a component belonging to the category of varistors, which are electronic devices used to protect circuits from excessive voltage surges. This entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of the ROV20H221K-S-2.

Basic Information Overview

• Category: Varistors
• Use: Protection against voltage surges in electronic circuits
• Characteristics: High energy absorption capacity, fast response time, compact size
• Package: Radial leaded disc
• Essence: Voltage surge protection
• Packaging/Quantity: Available in reels or bulk packaging

Specifications

• Voltage Rating: 20V
• Peak Current: 100A
• Energy (10/1000μs): 2J
• Operating Temperature Range: -40°C to +85°C
• Lead Material: Tin-plated copper

Detailed Pin Configuration

The ROV20H221K-S-2 has a radial leaded disc package with two leads for easy integration into circuit designs. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Voltage Surge Protection: Absorbs and dissipates excess voltage to protect connected circuits.
• Fast Response Time: Reacts quickly to voltage surges, minimizing the risk of damage to sensitive components.
• Compact Design: Space-efficient form factor for easy integration into various electronic applications.

Advantages and Disadvantages

Advantages

• Effective protection against voltage surges
• Fast response time
• Compact size for versatile integration

Disadvantages

• Limited voltage rating compared to some higher-end varistors
• May require additional circuitry for comprehensive surge protection in high-power applications

Working Principles

The ROV20H221K-S-2 operates based on the principle of non-linear resistance. When subjected to a voltage surge, the varistor's resistance decreases, allowing it to absorb and dissipate the excess energy, thereby protecting the connected circuitry.

Detailed Application Field Plans

The ROV20H221K-S-2 is suitable for a wide range of applications, including: - Consumer electronics - Industrial control systems - Power supplies - Telecommunications equipment - Automotive electronics

Detailed and Complete Alternative Models

• ROV10H221K-S-2: Lower voltage rating variant for less demanding applications
• ROV25H221K-S-2: Higher voltage rating variant for increased surge protection capacity
• ROV20H331K-S-2: Similar voltage rating with higher energy absorption for more robust protection

In conclusion, the ROV20H221K-S-2 varistor offers effective voltage surge protection with its fast response time and compact design. While it may have limitations in high-power applications, it serves as a reliable component for safeguarding electronic circuits across various industries.

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