B72205S0140K111 Product Overview

Introduction

The B72205S0140K111 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 B72205S0140K111, 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, compact size
• Package: Disc type
• Essence: Protects electronic circuits from voltage surges
• Packaging/Quantity: Bulk packaging, quantity varies based on supplier

Specifications

• Model: B72205S0140K111
• Maximum Allowable Voltage: 14V
• Nominal Discharge Current (8/20µs): 100A
• Energy Absorption (10/1000µs): 40J
• Operating Temperature Range: -40°C to +85°C
• Dimensions: 7mm diameter

Detailed Pin Configuration

The B72205S0140K111 varistor has two terminals for connection. The pin configuration is as follows: - Terminal 1: Input/Anode - Terminal 2: Output/Cathode

Functional Features

• Overvoltage Protection: When the voltage across the varistor exceeds its threshold, it conducts current to divert the excess energy away from the protected circuit.
• Fast Response Time: Rapidly responds to overvoltage conditions to safeguard sensitive electronic components.
• High Energy Absorption: Capable of dissipating significant amounts of energy during transient events.

Advantages and Disadvantages

Advantages

• Effective overvoltage protection
• Fast response time
• Compact size

Disadvantages

• Limited maximum allowable voltage
• Susceptible to degradation after multiple surge events

Working Principles

The B72205S0140K111 operates based on the principle of voltage-dependent nonlinear resistance. When the applied voltage exceeds the varistor's threshold, it enters a low-resistance state, effectively shunting excess current away from the protected circuit.

Detailed Application Field Plans

The B72205S0140K111 is commonly used in various electronic applications, including: - Power supplies - Telecommunications equipment - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

• B72205SxxxxK101 series
• B72205SxxxxK102 series
• B72205SxxxxK103 series

In conclusion, the B72205S0140K111 varistor offers reliable overvoltage protection with its high energy absorption capacity and fast response time. While it has limitations in terms of maximum allowable voltage, it serves as a crucial component in safeguarding electronic circuits from transient voltage events.

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