MJE350 Transistor

Product Overview

The MJE350 transistor is a versatile semiconductor device belonging to the category of bipolar junction transistors (BJTs). It is commonly used for amplification and switching applications due to its high current and voltage capabilities. The MJE350 exhibits characteristics such as low saturation voltage, high current gain, and fast switching speed. This transistor is typically available in a TO-220 package, which provides efficient heat dissipation. The essence of the MJE350 lies in its ability to amplify and control electrical signals with precision. Each package contains one MJE350 transistor.

Specifications

• Maximum Collector-Emitter Voltage: 300V
• Maximum Collector Current: 0.5A
• DC Current Gain (hFE): 30 - 300
• Power Dissipation: 2W
• Transition Frequency: 30MHz

Detailed Pin Configuration

The MJE350 transistor consists of three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

• High current gain allows for small base current requirements.
• Low saturation voltage enables efficient switching operations.
• Fast switching speed facilitates rapid signal amplification and switching.

Advantages and Disadvantages

Advantages

• High current gain for amplification purposes.
• Low saturation voltage for efficient switching.
• Fast switching speed for rapid signal processing.

Disadvantages

• Limited maximum collector current compared to other transistors in the same category.
• Relatively lower transition frequency may restrict high-frequency applications.

Working Principles

The MJE350 operates based on the principles of bipolar junction transistors. When a small current flows into the base terminal, it controls a larger current between the collector and emitter terminals. This amplification or switching action is governed by the biasing and input signal applied to the base.

Detailed Application Field Plans

The MJE350 transistor finds extensive use in various electronic circuits and systems, including: - Audio amplifiers - Power supplies - Switching circuits - Motor control systems - LED drivers

Detailed and Complete Alternative Models

Some alternative models to the MJE350 transistor include: - 2N3055 - TIP31 - BD139 - BD140

In conclusion, the MJE350 transistor serves as a reliable component for amplification and switching applications in diverse electronic systems. Its unique combination of characteristics makes it suitable for a wide range of applications, from audio amplifiers to power supplies.

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