BZX84C3V9-E3-08

Introduction

The BZX84C3V9-E3-08 is a voltage regulator diode belonging to the category of electronic components. 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: Electronic Components
• Use: Voltage Regulation
• Characteristics: Low power dissipation, high reliability, small package size
• Package: SOT-23
• Essence: Voltage regulation for electronic circuits
• Packaging/Quantity: Available in reels with varying quantities

Specifications

• Voltage: 3.9V
• Power Dissipation: 250mW
• Operating Temperature Range: -55°C to +150°C
• Forward Voltage Drop: 0.9V
• Reverse Leakage Current: 5µA

Detailed Pin Configuration

The BZX84C3V9-E3-08 has three pins: Anode, Cathode, and Gate. The anode and cathode are connected across the circuit, while the gate controls the flow of current.

Functional Features

• Voltage Regulation: Maintains a constant output voltage despite fluctuations in input voltage.
• Overvoltage Protection: Safeguards connected components from damage due to excessive voltage.
• Low Power Dissipation: Generates minimal heat during operation, enhancing efficiency.

Advantages and Disadvantages

Advantages

• Small package size allows for space-efficient circuit design.
• High reliability ensures consistent performance over time.
• Low power dissipation reduces energy consumption.

Disadvantages

• Limited current handling capacity compared to larger voltage regulators.
• Sensitive to voltage spikes and surges.

Working Principles

The BZX84C3V9-E3-08 operates based on the principle of zener diode voltage regulation. When the input voltage exceeds the specified level, the diode conducts, shunting excess current to maintain a constant output voltage.

Detailed Application Field Plans

The BZX84C3V9-E3-08 finds applications in various electronic devices, including: - Voltage reference circuits - Battery management systems - Portable electronics - Voltage clamping circuits

Detailed and Complete Alternative Models

• BZX84C3V6-E3-08: Lower voltage variant suitable for different applications.
• BZX84C4V3-E3-08: Higher voltage variant for specific voltage regulation requirements.
• BZX84C5V1-E3-08: Alternative option with a different voltage rating.

In conclusion, the BZX84C3V9-E3-08 is a crucial component in electronic circuits, offering reliable voltage regulation and protection. Its compact size and efficient performance make it suitable for a wide range of applications.

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