BZX84B3V0-HE3-18

Introduction

The BZX84B3V0-HE3-18 is a voltage regulator diode that belongs to the category of electronic components used for voltage regulation in various electronic circuits. 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 BZX84B3V0-HE3-18.

Basic Information Overview

• Category: Electronic Components
• Use: Voltage Regulation
• Characteristics: Low power loss, compact size, high reliability
• Package: SOT-23
• Essence: Voltage Regulator Diode
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Voltage Rating: 3.0V
• Power Dissipation: 250mW
• Forward Voltage Drop: 0.9V
• Reverse Leakage Current: 5μA
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The BZX84B3V0-HE3-18 has three pins: Anode, Cathode, and Gate. The anode is connected to the positive terminal, the cathode is connected to the negative terminal, and the gate is used for controlling the flow of current.

Functional Features

• Voltage Regulation: The diode maintains a constant voltage drop across its terminals, ensuring stable voltage output.
• Overvoltage Protection: It protects the circuit from damage due to excessive voltage by diverting excess current away from the circuit.
• Compact Size: Its small form factor makes it suitable for applications with space constraints.

Advantages and Disadvantages

Advantages

• Low power loss
• High reliability
• Precise voltage regulation

Disadvantages

• Limited current handling capacity
• Sensitivity to temperature variations

Working Principles

The BZX84B3V0-HE3-18 operates based on the principle of zener breakdown. When the voltage across its terminals exceeds the specified value, it allows current to flow in the reverse direction, maintaining a constant voltage drop.

Detailed Application Field Plans

The BZX84B3V0-HE3-18 is commonly used in: - Voltage regulators - Power management circuits - Overvoltage protection systems

Detailed and Complete Alternative Models

• BZX84C3V0-HE3-18: Similar characteristics with a higher voltage rating of 3.6V
• BZX84B2V7-HE3-18: Lower voltage rating of 2.7V for specific applications
• BZX84B3V3-HE3-18: Higher voltage rating of 3.3V for different voltage requirements

In conclusion, the BZX84B3V0-HE3-18 is a crucial component in electronic circuits requiring precise voltage regulation and overvoltage protection. Its compact size and high reliability make it suitable for various applications in the electronics industry.

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