1N4739PE3/TR8 - Semiconductor Diode

Basic Information Overview

• Category: Semiconductor diode
• Use: Voltage regulation and rectification
• Characteristics: Zener diode, low leakage current, high reliability
• Package: DO-41 package
• Essence: Regulates voltage by maintaining a constant output voltage across its terminals
• Packaging/Quantity: Typically available in reels of 1000 units

Specifications

• Voltage: 9.1V
• Power Dissipation: 1.0W
• Operating Temperature: -65°C to +200°C
• Zener Impedance: 10Ω

Detailed Pin Configuration

The 1N4739PE3/TR8 is a two-terminal device with anode and cathode pins.

Functional Features

• Provides a stable reference voltage
• Protects circuits from overvoltage conditions
• Low reverse leakage current

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• High reliability
• Low cost

Disadvantages

• Limited power dissipation capability
• Sensitivity to temperature variations

Working Principles

The 1N4739PE3/TR8 operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased.

Detailed Application Field Plans

• Voltage regulation in power supplies
• Overvoltage protection in electronic circuits
• Signal clamping and limiting

Detailed and Complete Alternative Models

• 1N4728A: 3.3V
• 1N4733A: 5.1V
• 1N4742A: 12V

This information provides a comprehensive overview of the 1N4739PE3/TR8 semiconductor diode, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.