BZX55B8V2-TR: Product Overview and Analysis

Introduction

The BZX55B8V2-TR is a diode belonging to the category of Zener diodes. This component is widely used in electronic circuits for voltage regulation and protection due to its unique characteristics. In this entry, we will provide an in-depth overview of the BZX55B8V2-TR, including 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: Precise voltage regulation, low impedance, high reliability
• Package: SOD-80 (MiniMELF)
• Essence: Semiconductor diode with a specific breakdown voltage
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by manufacturer

Specifications

• Voltage - Zener (Nom) (Vz): 8.2V
• Power - Max: 500mW
• Impedance (Max) (Zzt): 20 Ohm
• Current - Reverse Leakage @ Vr: 100nA
• Operating Temperature: -65°C to 200°C
• Mounting Type: Surface Mount
• Package / Case: SOD-80

Detailed Pin Configuration

The BZX55B8V2-TR Zener diode typically has two pins, with the cathode identified by a band or marking on the body of the diode. The pinout configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• Precise Voltage Regulation: The BZX55B8V2-TR maintains a constant voltage across its terminals when operated in the reverse breakdown region.
• Low Impedance: This diode exhibits low impedance, making it suitable for applications requiring stable voltage regulation.
• High Reliability: With its robust construction and consistent performance, the BZX55B8V2-TR offers high reliability in various circuit designs.

Advantages and Disadvantages

Advantages

• Accurate voltage regulation
• Low impedance for minimal power loss
• Compact surface mount package
• High reliability and long-term stability

Disadvantages

• Limited power dissipation capability
• Sensitivity to temperature variations

Working Principles

The BZX55B8V2-TR operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse biased at the specified breakdown voltage. This allows it to regulate the voltage in electronic circuits, providing protection against voltage spikes and fluctuations.

Detailed Application Field Plans

The BZX55B8V2-TR finds extensive use in various electronic applications, including: - Voltage regulation in power supplies - Overvoltage protection in communication systems - Signal clamping and limiting circuits - Voltage reference in precision measurement equipment

Detailed and Complete Alternative Models

For applications requiring different voltage ratings or power handling capabilities, alternative Zener diode models include: - BZX55B6V8-TR (6.8V) - BZX55B10-TR (10V) - BZX55B12-TR (12V) - BZX55B15-TR (15V)

In conclusion, the BZX55B8V2-TR Zener diode serves as a crucial component in electronic circuits, offering precise voltage regulation and protection. Its compact size, reliability, and functional features make it a preferred choice for various applications in the electronics industry.

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