BZX85-B180 Diode Encyclopedia Entry

Introduction

The BZX85-B180 diode is a crucial component in electronic circuits, belonging to the category of Zener diodes. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the BZX85-B180 diode.

Basic Information Overview

• Category: Zener diode
• Use: Voltage regulation and protection in electronic circuits
• Characteristics: Reverse breakdown voltage of 180V, low impedance, high reliability
• Package: Axial leaded package
• Essence: Regulates voltage by maintaining a constant output voltage under varying input voltages
• Packaging/Quantity: Typically available in reels or bulk packaging

Specifications

• Voltage: 180V
• Power Dissipation: 1.3W
• Zener Impedance: 8Ω
• Operating Temperature Range: -65°C to +175°C
• Tolerance: ±5%

Detailed Pin Configuration

The BZX85-B180 diode has an axial leaded package with two leads. The cathode is typically marked with a band around one end of the diode body.

Functional Features

• Voltage Regulation: Maintains a constant output voltage despite variations in input voltage
• Overvoltage Protection: Safeguards sensitive components in the circuit from excessive voltage
• Stability: Provides stable voltage references for precision electronic circuits

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Low impedance
• High power dissipation capability

Disadvantages

• Limited voltage range compared to other diode types
• Sensitive to temperature variations

Working Principles

The BZX85-B180 diode operates based on the principle of the Zener effect, where it allows current to flow in the reverse direction when the applied voltage reaches the breakdown voltage. This characteristic enables it to regulate voltage and protect the circuit from overvoltage conditions.

Detailed Application Field Plans

The BZX85-B180 diode finds extensive use in various applications, including: - Voltage regulation in power supplies - Overvoltage protection in automotive electronics - Voltage reference in instrumentation circuits - Surge suppression in telecommunication equipment

Detailed and Complete Alternative Models

• BZX85-C180: Similar characteristics with a different package type
• 1N5929B: Higher power dissipation capability with a similar breakdown voltage
• BZT52C180: Surface mount alternative with comparable specifications

In conclusion, the BZX85-B180 diode serves as a reliable voltage regulator and overvoltage protector in electronic circuits, offering stable performance and high reliability across diverse applications.

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