MJE703STU: Product Overview and Specifications

Introduction

The MJE703STU is a semiconductor device belonging to the category of power transistors. This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Power Transistor
• Use: Amplification and Switching in Power Applications
• Characteristics: High Voltage and Current Capability, Low Saturation Voltage
• Package: TO-220AB
• Essence: High Power Amplification and Switching
• Packaging/Quantity: Typically Sold Individually

Specifications

• Collector-Emitter Voltage (VCEO): 400V
• Collector Current (IC): 4A
• Power Dissipation (Pd): 40W
• Gain (hFE): 20-70
• Transition Frequency (fT): 2MHz

Detailed Pin Configuration

1. Base (B)
2. Collector (C)
3. Emitter (E)

Functional Features

• High Voltage and Current Capability
• Low Saturation Voltage
• Fast Switching Speed
• Robustness in Power Applications

Advantages and Disadvantages

Advantages

• Suitable for High-Power Amplification and Switching
• Low Saturation Voltage Enhances Efficiency
• Robust Construction for Reliability

Disadvantages

• Limited Gain Bandwidth Product
• Sensitivity to Thermal Runaway in High Current Applications

Working Principles

The MJE703STU operates based on the principles of bipolar junction transistors, utilizing the control of current flow between its terminals to amplify or switch electrical signals in power applications.

Detailed Application Field Plans

The MJE703STU finds extensive use in various power applications, including: - Audio Amplifiers - Power Supplies - Motor Control Circuits - Lighting Systems - Switching Regulators

Detailed and Complete Alternative Models

• MJE3055T
• TIP31C
• 2N3055
• MJ15003

In conclusion, the MJE703STU power transistor offers high voltage and current capabilities, making it suitable for power amplification and switching applications. Its robust construction and low saturation voltage provide efficiency and reliability, although it may have limitations in certain high-frequency applications. Understanding its specifications, pin configuration, functional features, and application fields allows for informed integration into diverse electronic designs.

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