ROV20H271K-2 Product Overview

Introduction

The ROV20H271K-2 belongs to the category of varistors, which are electronic components used to protect circuits from overvoltage conditions. This entry provides a comprehensive overview of the ROV20H271K-2, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Varistor
• Use: Overvoltage protection in electronic circuits
• Characteristics: High energy absorption capacity, fast response time
• Package: Radial leaded disc
• Essence: Metal oxide semiconductor material
• Packaging/Quantity: Bulk packaging, quantity varies

Specifications

• Part Number: ROV20H271K-2
• Maximum Allowable Voltage: 175V
• Nominal Voltage: 270V
• Peak Current (8/20μs): 4500A
• Energy (10/1000μs): 3J
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ROV20H271K-2 has a radial leaded disc package with two leads for through-hole mounting. The detailed pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Overvoltage Protection: Absorbs excessive voltage to protect connected circuits
• Fast Response Time: Quickly clamps voltage spikes to prevent damage
• High Energy Absorption: Capable of dissipating high surge energies

Advantages and Disadvantages

Advantages

• Effective overvoltage protection
• Fast response to transient voltage spikes
• Wide operating temperature range

Disadvantages

• Limited maximum allowable voltage
• Bulkier compared to some other overvoltage protection devices

Working Principles

The ROV20H271K-2 operates based on the principle of nonlinear voltage-dependent resistance. When an overvoltage condition occurs, the varistor conducts current, diverting excess energy away from the protected circuit.

Detailed Application Field Plans

The ROV20H271K-2 is suitable for various applications requiring overvoltage protection, including: - Power supply units - Industrial control systems - Telecommunication equipment - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the ROV20H271K-2 include: - ROV10H271K-S: Lower profile varistor with similar electrical characteristics - V20E271P: Surface mount varistor for compact designs - ERZ-V20D271: High-energy varistor with extended temperature range

In conclusion, the ROV20H271K-2 varistor offers effective overvoltage protection with its high energy absorption capacity and fast response time. While it has limitations such as a lower maximum allowable voltage and bulkier packaging, its wide application range makes it a versatile choice for various electronic systems.

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