TIP31D-S Transistor

Product Overview

The TIP31D-S transistor belongs to the category of power transistors and is commonly used in electronic circuits for amplification and switching applications. It is known for its high current capability, low saturation voltage, and reliable performance. The TIP31D-S is typically packaged in a TO-220 package and is available in various packaging quantities.

Basic Information

• Category: Power Transistor
• Use: Amplification and Switching
• Characteristics: High current capability, low saturation voltage
• Package: TO-220
• Packaging/Quantity: Various options available

Specifications

The TIP31D-S transistor has the following specifications: - Maximum Collector-Emitter Voltage: 100V - Maximum Collector Current: 3A - DC Current Gain (hFE): 10 to 40 - Power Dissipation: 40W

Detailed Pin Configuration

The TIP31D-S transistor has a standard TO-220 pin configuration with three pins: Base, Emitter, and Collector.

| Pin Name | Description | |----------|-------------| | Base (B) | Input terminal for controlling the flow of current | | Emitter (E) | Ground reference terminal | | Collector (C) | Output terminal for the amplified current |

Functional Features

• High current gain
• Low collector-emitter saturation voltage
• Suitable for medium power linear and switching applications

Advantages and Disadvantages

Advantages

• High current capability
• Low saturation voltage
• Reliable performance
• Versatile applications

Disadvantages

• Limited frequency response
• Susceptible to thermal runaway at high currents

Working Principles

The TIP31D-S operates based on the principles of bipolar junction transistors. When a small current flows into the base terminal, it controls a larger current flowing between the collector and emitter terminals, allowing for amplification and switching functions.

Detailed Application Field Plans

The TIP31D-S transistor finds extensive use in the following application fields: - Audio amplifiers - Power supplies - Motor control circuits - LED drivers - Switching regulators

Detailed and Complete Alternative Models

Some alternative models to the TIP31D-S transistor include: - TIP32C - 2N3055 - MJ15003 - BD139

In conclusion, the TIP31D-S transistor is a versatile component with high current capability and low saturation voltage, making it suitable for various amplification and switching applications across different industries.

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