2N5401_D81Z

Product Overview

The 2N5401D81Z belongs to the category of small signal transistors and is commonly used in electronic circuits for amplification, switching, and voltage regulation. This NPN bipolar junction transistor exhibits high voltage and current capabilities, making it suitable for a wide range of applications. The 2N5401D81Z is characterized by its low noise, high gain, and excellent linearity. It is typically available in a TO-92 package and is sold in quantities suitable for both hobbyist and industrial use.

Specifications

• Maximum Collector-Emitter Voltage: 150V
• Maximum Collector Current: 600mA
• Power Dissipation: 625mW
• Transition Frequency: 150MHz
• Gain (hfe): 100 - 300
• Package Type: TO-92
• Quantity per Package: 100 pieces

Detailed Pin Configuration

The 2N5401_D81Z features three pins: the emitter (E), base (B), and collector (C). In the TO-92 package, the pinout configuration is as follows: - Emitter (E) - Pin 1 - Base (B) - Pin 2 - Collector (C) - Pin 3

Functional Features

The 2N5401_D81Z offers high voltage and current ratings, making it suitable for applications requiring robust performance. Its low noise and high gain characteristics make it ideal for use in audio amplifiers and other sensitive signal processing circuits. Additionally, its compact TO-92 package allows for easy integration into various electronic designs.

Advantages and Disadvantages

Advantages

• High voltage and current ratings
• Low noise and high gain
• Compact TO-92 package
• Versatile applications in amplification and switching circuits

Disadvantages

• Limited power dissipation capability compared to larger transistors
• Moderate transition frequency may limit high-frequency applications

Working Principles

As an NPN transistor, the 2N5401_D81Z operates by controlling the flow of current between the collector and emitter terminals through the application of a small current at the base terminal. This allows it to amplify signals or act as a switch in electronic circuits.

Detailed Application Field Plans

The 2N5401_D81Z finds extensive use in audio amplifiers, voltage regulators, and signal processing circuits due to its low noise and high gain characteristics. It is also employed in switching applications where moderate power handling is required. Additionally, it can be utilized in oscillator circuits and sensor interfaces.

Detailed and Complete Alternative Models

• BC547: A general-purpose NPN transistor with similar characteristics
• 2N3904: Another widely used NPN transistor for small signal applications
• BC548: Suitable for low-noise amplification and switching applications

In conclusion, the 2N5401_D81Z is a versatile NPN transistor that offers high voltage and current capabilities, making it well-suited for a variety of electronic applications. Its low noise, high gain, and compact package make it a popular choice for amplification, switching, and voltage regulation circuits.

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