B72205S0111K211 Product Overview

Introduction

The B72205S0111K211 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 B72205S0111K211, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Varistors
• Use: Overvoltage protection in electronic circuits
• Characteristics: High energy absorption capacity, fast response time, compact size
• Package: Disc type
• Essence: Zinc oxide-based ceramic material
• Packaging/Quantity: Bulk packaging, quantity varies based on supplier

Specifications

• Part Number: B72205S0111K211
• Voltage Rating: 130V
• Nominal Discharge Current: 10kA
• Maximum Energy Absorption: 360J
• Operating Temperature Range: -40°C to +85°C
• Dimensions: 7mm diameter

Detailed Pin Configuration

The B72205S0111K211 varistor has two terminals for connection to the circuit. The pin configuration is as follows: - Terminal 1: Input terminal - Terminal 2: Ground terminal

Functional Features

• Overvoltage Protection: Safeguards electronic circuits by clamping excessive voltage levels.
• Fast Response Time: Quickly responds to overvoltage conditions, minimizing damage to connected devices.
• High Energy Absorption: Capable of dissipating large amounts of energy during transient events.

Advantages and Disadvantages

Advantages

• Effective overvoltage protection
• Compact size
• Fast response time

Disadvantages

• Limited lifespan after multiple surge events
• Susceptible to thermal aging effects

Working Principles

The B72205S0111K211 operates based on the non-linear voltage-current characteristics of zinc oxide varistors. When an overvoltage condition occurs, the varistor's resistance decreases sharply, diverting excess current away from the protected circuit.

Detailed Application Field Plans

The B72205S0111K211 is commonly used in various electronic applications, including: - Power supply units - Telecommunication equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• B72205S0271K101: Higher voltage rating
• B72205S0500K101: Lower nominal discharge current
• B72205S1000K101: Higher energy absorption capacity

In conclusion, the B72205S0111K211 varistor offers reliable overvoltage protection with its high energy absorption capacity and fast response time. While it has certain limitations such as thermal aging effects, it remains a crucial component in safeguarding electronic circuits from transient voltage events.

[Word count: 411]