MJL21195 Transistor

Product Overview

Category:

The MJL21195 is a high-power NPN bipolar junction transistor (BJT) designed for general-purpose amplifier and switching applications.

Use:

It is commonly used in audio amplifiers, power supplies, and industrial control systems.

Characteristics:

• High current and voltage capability
• Low saturation voltage
• Fast switching speed

Package:

The MJL21195 is typically available in a TO-264 package.

Essence:

This transistor is essential for high-power amplification and switching applications.

Packaging/Quantity:

The MJL21195 is usually sold individually or in small quantities suitable for prototyping and small-scale production.

Specifications

• Collector-Emitter Voltage: 250V
• Collector Current: 16A
• Power Dissipation: 250W
• DC Current Gain: 25 to 100
• Transition Frequency: 4MHz

Detailed Pin Configuration

The MJL21195 transistor has a standard three-pin configuration: 1. Base (B) 2. Emitter (E) 3. Collector (C)

Functional Features

• High power handling capability
• Low on-state resistance
• Fast switching characteristics

Advantages and Disadvantages

Advantages

• High current and voltage ratings
• Suitable for high-power applications
• Low saturation voltage

Disadvantages

• Relatively large package size
• Higher cost compared to smaller transistors

Working Principles

The MJL21195 operates based on the principles of bipolar junction transistors, utilizing the flow of charge carriers to amplify or switch electronic signals.

Detailed Application Field Plans

Audio Amplifiers

The MJL21195 is commonly used in high-power audio amplifiers due to its ability to handle large currents and voltages, delivering high-quality sound output.

Power Supplies

In power supply circuits, the MJL21195 is utilized for regulating and controlling high-power loads, ensuring efficient and stable power delivery.

Industrial Control Systems

For industrial applications, the MJL21195 is employed in control systems that require high-power switching and amplification capabilities, such as motor control and power regulation.

Detailed and Complete Alternative Models

• MJL21193
• MJL21194
• MJL21196

These alternative models offer similar performance and characteristics, providing flexibility in design and sourcing options.

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This content provides a comprehensive overview of the MJL21195 transistor, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.