ROV05H820K Product Overview

Introduction

The ROV05H820K is a vital component in the field of electronic devices, offering a wide range of applications and functionalities. This entry provides an in-depth analysis of the product, covering its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Product Category and Use

The ROV05H820K belongs to the category of passive electronic components and is specifically utilized as a varistor. Its primary function is to protect electronic circuits from excessive voltage surges by effectively limiting the transient overvoltage.

Characteristics

• Voltage Rating: The ROV05H820K has a voltage rating of 820V.
• Package: It is available in a compact disc (CD) package.
• Essence: The essence of this varistor lies in its ability to rapidly respond to voltage spikes and divert excess current away from sensitive components.
• Packaging/Quantity: Typically, the ROV05H820K is packaged in reels or bulk quantities for ease of handling and integration into manufacturing processes.

Specifications

• Maximum Allowable Voltage: 820V
• Clamping Voltage: 1350V
• Peak Current Surge: 2500A
• Energy Absorption: 40J

Detailed Pin Configuration

The ROV05H820K features a two-terminal design with no polarity, simplifying its integration into circuit designs. The pin configuration consists of two leads for connection within the circuit.

Functional Features

• Transient Voltage Suppression: Effectively suppresses transient voltage spikes to safeguard connected electronic components.
• Fast Response Time: Rapidly responds to voltage surges, providing immediate protection to the circuitry.
• Reliable Performance: Ensures consistent and reliable performance under varying operating conditions.

Advantages and Disadvantages

Advantages

• Effective overvoltage protection
• Fast response time
• Compact and versatile design

Disadvantages

• Limited energy absorption capacity compared to higher-rated varistors
• Sensitive to prolonged exposure to high voltage conditions

Working Principles

The ROV05H820K operates based on the principle of voltage-dependent resistance. When subjected to a surge in voltage, the varistor's resistance decreases, allowing it to conduct excess current and limit the voltage across the protected circuit.

Detailed Application Field Plans

The ROV05H820K finds extensive application in various electronic systems, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

For applications requiring different voltage ratings or energy absorption capabilities, alternative varistor models include: - ROV05H101K (100V) - ROV05H471K (470V) - ROV05H102K (1000V)

In conclusion, the ROV05H820K serves as a crucial component in protecting electronic circuits from voltage surges, offering fast response times and reliable performance. Its application spans across diverse industries, making it an essential element in modern electronic designs.

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