2EZ9.1D2/TR12 Product Overview

Introduction

The 2EZ9.1D2/TR12 is a semiconductor device belonging to the category of voltage regulator diodes. This entry provides an in-depth overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Voltage Regulator Diodes
• Use: The 2EZ9.1D2/TR12 is primarily used for voltage regulation and protection in electronic circuits.
• Characteristics: It exhibits stable voltage regulation, low leakage current, and high surge capability.
• Package: The product is available in a compact, surface-mount package.
• Essence: Its essence lies in providing reliable voltage regulation and transient protection in various electronic applications.
• Packaging/Quantity: Typically supplied in reels or tubes containing a specified quantity per package.

Specifications

• Voltage Rating: 9.1V
• Power Dissipation: 2W
• Operating Temperature Range: -65°C to +175°C
• Forward Voltage Drop: 1.5V at 200mA
• Reverse Leakage Current: 5µA maximum at 8.6V

Detailed Pin Configuration

The 2EZ9.1D2/TR12 follows a standard diode pin configuration with two terminals: anode and cathode. The anode is typically denoted by a band on the device body or a corresponding marking on the datasheet.

Functional Features

• Voltage Regulation: Provides stable voltage output under varying load conditions.
• Transient Protection: Safeguards sensitive electronic components from voltage spikes and surges.
• Low Forward Voltage Drop: Ensures minimal power loss during operation.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• High surge capability
• Compact surface-mount package

Disadvantages

• Limited voltage rating compared to higher-power devices
• Sensitive to reverse voltage polarity

Working Principles

The 2EZ9.1D2/TR12 operates based on the principle of Zener diode voltage regulation. When the input voltage exceeds the specified level, the diode conducts to maintain a constant output voltage, thereby protecting downstream circuitry.

Detailed Application Field Plans

The 2EZ9.1D2/TR12 finds extensive use in various electronic applications, including: - Voltage regulation in power supplies - Overvoltage protection in consumer electronics - Surge suppression in automotive electronics

Detailed and Complete Alternative Models

• 3EZ10D5/TR12: Higher voltage rating for increased protection
• 1N5226B/TR12: Lower power dissipation for low-current applications
• 5EZ7.5D2/TR12: Enhanced surge capability for rugged environments

In conclusion, the 2EZ9.1D2/TR12 serves as a reliable voltage regulator diode with specific characteristics and applications. Understanding its specifications, functional features, and alternatives is crucial for effective integration into electronic designs.

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