1N5345AE3/TR8 - Semiconductor Diode Encyclopedia Entry

Introduction

The 1N5345AE3/TR8 is a semiconductor diode belonging to the category of Zener diodes. 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: Zener diode
• Use: Voltage regulation, voltage reference
• Characteristics: Reverse breakdown voltage, low impedance, stable voltage output
• Package: Axial leaded, through-hole
• Essence: Voltage stabilization
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Voltage: 6.2V
• Power Dissipation: 5W
• Tolerance: ±5%
• Operating Temperature Range: -65°C to +175°C

Detailed Pin Configuration

The 1N5345AE3/TR8 has a standard axial leaded package with two leads. The cathode is typically marked with a band around one end of the diode body.

Functional Features

• Voltage Regulation: Maintains a constant voltage across its terminals when operated in reverse breakdown region.
• Low Impedance: Allows for efficient current flow while regulating voltage.
• Stable Voltage Output: Provides a consistent voltage reference for various electronic circuits.

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Low impedance for efficient current flow
• Stable voltage output over a wide temperature range

Disadvantages

• Limited power dissipation capability
• Tolerance of ±5% may not be suitable for highly precise applications

Working Principles

The 1N5345AE3/TR8 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse biased. This allows it to regulate voltage within a specified range.

Detailed Application Field Plans

Voltage Regulation

• Used in power supplies to maintain a stable output voltage.
• Incorporated into voltage reference circuits for precision measurement equipment.

Overvoltage Protection

• Employed in electronic systems to protect sensitive components from excessive voltage spikes.

Signal Clipping

• Utilized in audio circuits to limit the amplitude of input signals.

Detailed and Complete Alternative Models

• 1N5345B: Higher tolerance version of the 1N5345AE3/TR8
• 1N5346AE3/TR8: Higher voltage variant for different applications
• 1N5339B: Lower voltage option for specific requirements

In conclusion, the 1N5345AE3/TR8 Zener diode offers precise voltage regulation and stable output characteristics, making it suitable for a wide range of electronic applications. Its limitations include power dissipation and tolerance considerations, which should be taken into account when selecting alternative models for specific requirements.

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