1N5346E3/TR8 - Semiconductor Diode Encyclopedia Entry

Introduction

The 1N5346E3/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 and protection in electronic circuits
• Characteristics:
  • Operates in reverse-biased breakdown region
  • Precisely controlled breakdown voltage
  • Low dynamic impedance
• Package: Axial leaded package
• Essence: Regulates voltage by maintaining a constant output voltage under varying load conditions
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Voltage Rating: 9.1V
• Power Dissipation: 5W
• Zener Impedance: 10Ω
• Operating Temperature Range: -65°C to +175°C
• Storage Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N5346E3/TR8 has an axial leaded package with two leads. The cathode is typically marked with a band around one end of the diode body.

Functional Features

• Precise Voltage Regulation: Maintains a constant voltage across the diode under varying load conditions.
• Overvoltage Protection: Safeguards sensitive components in electronic circuits from voltage spikes.
• Low Dynamic Impedance: Allows for stable voltage regulation even at low currents.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Overvoltage protection
• Wide operating temperature range

Disadvantages

• Limited power dissipation capability
• Sensitive to temperature variations

Working Principles

The 1N5346E3/TR8 operates in the reverse-biased breakdown region, where it maintains a constant voltage drop across its terminals. When the voltage across the diode reaches its breakdown voltage, it conducts current to regulate the voltage.

Detailed Application Field Plans

The 1N5346E3/TR8 finds applications in various electronic circuits, including: - Voltage regulators - Power supplies - Overvoltage protection circuits - Voltage reference circuits

Detailed and Complete Alternative Models

• 1N5347E3/TR8: Higher voltage rating (10V)
• 1N5345E3/TR8: Lower voltage rating (8.2V)
• 1N5348E3/TR8: Higher power dissipation (5.5W)

In conclusion, the 1N5346E3/TR8 Zener diode offers precise voltage regulation and overvoltage protection in electronic circuits, making it a valuable component in various applications.

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