BZX84B22-G3-18

Introduction

The BZX84B22-G3-18 is a semiconductor product belonging to the category of Zener diodes. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Zener Diode
• Use: Voltage regulation and protection in electronic circuits
• Characteristics: Low leakage current, precise voltage regulation, small package size
• Package: SOT-23
• Essence: Semiconductor material with specific doping to achieve desired voltage characteristics
• Packaging/Quantity: Typically available in reels of 3000 units

Specifications

• Voltage: 22V
• Power Dissipation: 250mW
• Operating Temperature Range: -65°C to +150°C
• Zener Impedance: 40Ω
• Maximum Reverse Leakage Current: 100nA

Detailed Pin Configuration

The BZX84B22-G3-18 Zener diode typically has three pins: Anode, Cathode, and No Connection (NC). The pinout configuration is as follows: - Anode (A) - Pin 1 - Cathode (K) - Pin 3 - No Connection (NC) - Pin 2

Functional Features

• Precise Voltage Regulation: The Zener diode maintains a constant voltage across its terminals, providing stability in electronic circuits.
• Overvoltage Protection: It acts as a voltage clamp, preventing damage to sensitive components by diverting excess voltage.

Advantages and Disadvantages

Advantages

• Small Package Size: Enables integration into compact electronic devices.
• Low Leakage Current: Minimizes power loss and enhances circuit efficiency.

Disadvantages

• Limited Power Dissipation: Not suitable for high-power applications.
• Voltage Tolerance: May exhibit slight variations in voltage regulation under different operating conditions.

Working Principles

The BZX84B22-G3-18 operates based on the Zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse-biased at or above its breakdown voltage.

Detailed Application Field Plans

The BZX84B22-G3-18 finds extensive use in various electronic applications, including: - Voltage Regulation in Power Supplies - Overvoltage Protection in Communication Systems - Signal Clipping in Audio Circuits - Voltage Reference in Sensor Interfaces

Detailed and Complete Alternative Models

Some alternative models to the BZX84B22-G3-18 include: - BZX84C22-G3-18 - BZX84B20-G3-18 - BZX84C20-G3-18 - BZX84B24-G3-18 - BZX84C24-G3-18

In summary, the BZX84B22-G3-18 Zener diode offers precise voltage regulation and overvoltage protection in a compact package, making it suitable for a wide range of electronic applications.

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