1N5381/TR12

Product Overview

Category:

The 1N5381/TR12 belongs to the category of Zener diodes.

Use:

It is commonly used for voltage regulation and protection in electronic circuits.

Characteristics:

• Zener voltage: 5.1V
• Power dissipation: 5W
• Package type: Axial leaded
• Operating temperature range: -65°C to +200°C
• Tolerance: ±5%

Package:

The 1N5381/TR12 is typically available in an axial leaded package.

Essence:

This Zener diode is essential for maintaining a constant voltage across a circuit, protecting sensitive components from voltage spikes.

Packaging/Quantity:

The 1N5381/TR12 is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

• Zener voltage: 5.1V
• Power dissipation: 5W
• Maximum forward voltage: 1.2V
• Reverse current: 5μA
• Temperature coefficient: 0.05%/°C

Detailed Pin Configuration

The 1N5381/TR12 typically has two leads, with the cathode being shorter than the anode. The pin configuration is as follows: - Anode (A) - Cathode (K)

Functional Features

The 1N5381/TR12 provides stable voltage regulation and protection against voltage surges. It operates in the reverse-biased breakdown region, allowing it to maintain a constant voltage drop across its terminals.

Advantages

• High power dissipation capability
• Tight voltage tolerance
• Wide operating temperature range

Disadvantages

• Relatively large package size compared to surface mount devices
• Limited availability of alternative models with different voltage ratings

Working Principles

When the voltage across the 1N5381/TR12 exceeds its Zener voltage, it enters the breakdown region, allowing current to flow in the reverse direction and maintaining a nearly constant voltage drop across its terminals.

Detailed Application Field Plans

The 1N5381/TR12 is widely used in various applications, including: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Voltage reference in precision measurement equipment

Detailed and Complete Alternative Models

Some alternative models to the 1N5381/TR12 include: - 1N5370B: Zener voltage of 75V - 1N5378B: Zener voltage of 120V - 1N5379B: Zener voltage of 130V

In conclusion, the 1N5381/TR12 Zener diode is a crucial component for voltage regulation and protection in electronic circuits, offering stable performance and reliability across a wide range of applications.

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