BZX84B3V9-E3-08

Introduction

The BZX84B3V9-E3-08 is a voltage regulator diode belonging to the category of semiconductor devices. 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: Semiconductor Devices
• Use: Voltage Regulation
• Characteristics: Low forward voltage drop, high current capability
• Package: SOT-23
• Essence: Voltage regulation and protection
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Voltage Rating: 3.9V
• Power Dissipation: 250mW
• Forward Voltage Drop: 0.7V
• Maximum Reverse Current: 5μA
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The BZX84B3V9-E3-08 has three pins: 1. Anode (A) 2. Cathode (K) 3. No Connection (NC)

Functional Features

• Voltage Regulation: The diode regulates the voltage to 3.9V, providing a stable output.
• Overvoltage Protection: It protects the circuit from excessive voltage by clamping the voltage at 3.9V.

Advantages and Disadvantages

Advantages

• Low forward voltage drop ensures minimal power loss.
• High current capability allows for versatile applications.

Disadvantages

• Limited voltage regulation range may not suit all applications.
• Sensitive to reverse voltage, requiring careful handling.

Working Principles

The BZX84B3V9-E3-08 operates based on the principle of Zener breakdown, where it maintains a constant voltage drop across its terminals, providing a regulated output.

Detailed Application Field Plans

The diode finds applications in various fields, including: - Voltage regulation in electronic circuits - Overvoltage protection in consumer electronics - Signal conditioning in sensor interfaces

Detailed and Complete Alternative Models

Some alternative models to consider include: - BZX84C3V9-E3-08: Higher voltage rating - BZX84B3V6-E3-08: Lower voltage rating - BZX84B3V9Q-13-F: Different packaging option

In conclusion, the BZX84B3V9-E3-08 is a vital component in voltage regulation and protection applications, offering stable performance and reliability within its specified parameters.

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