BZX84B51-HE3-08

Introduction

The BZX84B51-HE3-08 is a crucial component in the field of electronics, specifically within the category of voltage regulation and protection. This entry will provide an in-depth overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Voltage regulation and protection
• Use: Regulating and protecting voltage in electronic circuits
• Characteristics: Small form factor, high precision, low power consumption
• Package: SOT-23
• Essence: Zener diode
• Packaging/Quantity: Available in reels with varying quantities

Specifications

• Voltage: 51V
• Power Dissipation: 350mW
• Operating Temperature Range: -65°C to +150°C
• Zener Impedance: 40Ω
• Maximum Reverse Leakage Current: 100nA

Detailed Pin Configuration

The BZX84B51-HE3-08 features a standard SOT-23 package with three pins: Anode, Cathode, and No Connection (NC).

Functional Features

• Voltage Regulation: Maintains a constant output voltage under varying input conditions.
• Overvoltage Protection: Safeguards sensitive components by limiting the voltage across them.
• Stability: Provides stable voltage references for precise circuit operation.

Advantages and Disadvantages

Advantages

• Small form factor enables integration into compact designs.
• High precision ensures accurate voltage regulation.
• Low power consumption minimizes energy usage.

Disadvantages

• Limited current handling capability compared to larger packages.
• Susceptible to thermal drift at extreme temperatures.

Working Principles

The BZX84B51-HE3-08 operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased. This allows it to regulate voltage and protect downstream components from overvoltage conditions.

Detailed Application Field Plans

The BZX84B51-HE3-08 finds extensive use in various applications, including: - Voltage regulators in power supplies - Overvoltage protection in sensor circuits - Voltage references in precision measurement equipment

Detailed and Complete Alternative Models

Several alternative models can be considered as substitutes for the BZX84B51-HE3-08, including: - BZX84C51-HE3-08 - BZX84B56-HE3-08 - BZX84C56-HE3-08

In conclusion, the BZX84B51-HE3-08 plays a critical role in voltage regulation and protection within electronic circuits. Its small form factor, high precision, and stability make it a valuable component in various applications, despite its limitations in current handling and susceptibility to thermal drift. Understanding its specifications, pin configuration, functional features, and alternative models is essential for effective utilization in electronic designs.