3EZ4.7D/TR12 Product Overview

Introduction

The 3EZ4.7D/TR12 belongs to the category of Zener diodes, which are widely used in electronic circuits for voltage regulation and protection against voltage spikes. This entry provides a comprehensive overview of the 3EZ4.7D/TR12, 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
• Characteristics: Low leakage current, precise voltage regulation
• Package: SOD-123
• Essence: Semiconductor device for voltage regulation
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Voltage: 4.7V
• Power Dissipation: 1W
• Zener Impedance: 40Ω
• Operating Temperature Range: -65°C to +150°C

Detailed Pin Configuration

The 3EZ4.7D/TR12 Zener diode has a standard SOD-123 package with two pins. The anode is connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.

Functional Features

• Precise Voltage Regulation: The 3EZ4.7D/TR12 maintains a constant voltage of 4.7V across the load.
• Overvoltage Protection: It prevents damage to sensitive components by diverting excess voltage away from the circuit.

Advantages and Disadvantages

Advantages

• Reliable Voltage Regulation
• Compact SOD-123 Package
• Low Leakage Current

Disadvantages

• Limited Power Dissipation
• Narrow Operating Temperature Range

Working Principles

The 3EZ4.7D/TR12 operates based on the principle of the Zener effect, where it allows current to flow in reverse bias when the voltage reaches the specified breakdown voltage (4.7V). This characteristic enables it to regulate voltage and protect the circuit from overvoltage conditions.

Detailed Application Field Plans

The 3EZ4.7D/TR12 is commonly used in various electronic devices and circuits, including: - Voltage Regulators - Power Supplies - Signal Clipping Circuits - Overvoltage Protection Circuits

Detailed and Complete Alternative Models

• 3EZ3.6D/TR12: 3.6V Zener Diode
• 3EZ5.1D/TR12: 5.1V Zener Diode
• 3EZ6.2D/TR12: 6.2V Zener Diode

In conclusion, the 3EZ4.7D/TR12 Zener diode offers precise voltage regulation and overvoltage protection in a compact SOD-123 package. Its applications span across various electronic circuits, making it a crucial component in modern electronics.

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