ROV20H561K-2

Introduction

The ROV20H561K-2 is a crucial component in the field of electronic devices, specifically within the category of voltage-dependent resistors (VDRs). This entry will provide an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models related to the ROV20H561K-2.

Basic Information Overview

• Category: Voltage-Dependent Resistor (VDR)
• Use: The ROV20H561K-2 is utilized for voltage regulation and surge protection in various electronic circuits.
• Characteristics: It exhibits high energy absorption capability, fast response time, and stable performance under transient overvoltage conditions.
• Package: The ROV20H561K-2 is typically available in a cylindrical package with leads for easy integration into circuit boards.
• Essence: Its essence lies in providing reliable overvoltage protection and voltage regulation in electronic systems.
• Packaging/Quantity: It is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

The ROV20H561K-2 possesses the following specifications: - Voltage Rating: 560V - Maximum Allowable Voltage: 710V - Energy Absorption Capability: 20J - Nominal Resistance: 560Ω - Operating Temperature Range: -40°C to 85°C - Tolerance: ±10%

Detailed Pin Configuration

The ROV20H561K-2 features a standard two-pin configuration, with one pin connected to each end of the cylindrical package. The pinout is as follows: - Pin 1: Connected to one end of the VDR element - Pin 2: Connected to the other end of the VDR element

Functional Features

• Surge Protection: Effectively clamps transient overvoltages to protect downstream electronic components.
• Voltage Regulation: Maintains a relatively constant voltage across its terminals, offering stability in electrical circuits.
• Fast Response Time: Rapidly responds to overvoltage conditions, safeguarding sensitive equipment.

Advantages and Disadvantages

Advantages

• High energy absorption capability
• Fast response time
• Reliable overvoltage protection

Disadvantages

• Limited tolerance range
• Sensitive to extreme temperature variations

Working Principles

The ROV20H561K-2 operates based on the principle of nonlinear resistance, where its resistance decreases as the applied voltage increases. This characteristic allows it to effectively limit excessive voltages and divert surge currents away from sensitive components.

Detailed Application Field Plans

The ROV20H561K-2 finds extensive application in various fields, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics - Automotive electronics

Detailed and Complete Alternative Models

Several alternative models to the ROV20H561K-2 include: - ROV10H221K-2 - ROV14H431K-2 - ROV17H471K-2 - ROV25H681K-2

These alternatives offer similar voltage ratings, energy absorption capabilities, and package configurations, providing flexibility in design and application.

In conclusion, the ROV20H561K-2 plays a vital role in ensuring the reliability and safety of electronic systems by offering robust surge protection and voltage regulation. Its unique characteristics and wide-ranging applications make it an indispensable component in modern electronic designs.

[Word Count: 518]