2N3442G
Product Overview
Category
The 2N3442G is a high-power NPN bipolar junction transistor (BJT) designed for general-purpose amplifier and switching applications.
Use
It is commonly used in power amplification, high-speed switching, and linear amplification circuits.
Characteristics
- High power dissipation capability
- Low saturation voltage
- High current gain
- Fast switching speed
Package
The 2N3442G is typically available in a TO-3 metal can package.
Essence
The essence of the 2N3442G lies in its ability to handle high power and high current applications with low saturation voltage.
Packaging/Quantity
The 2N3442G is usually packaged individually and quantities may vary based on supplier and customer requirements.
Specifications
- Collector-Emitter Voltage: 100V
- Collector Current: 30A
- Power Dissipation: 150W
- DC Current Gain: 20 to 70
- Transition Frequency: 3 MHz
Detailed Pin Configuration
The 2N3442G has three pins: 1. Base (B) 2. Emitter (E) 3. Collector (C)
Functional Features
- High power handling capability
- Fast switching speed
- Low saturation voltage
Advantages
- Suitable for high-power applications
- Low saturation voltage reduces power loss
- High current gain allows for efficient amplification
Disadvantages
- Relatively low transition frequency compared to some modern transistors
- Large package size may limit use in space-constrained designs
Working Principles
The 2N3442G 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
The 2N3442G is commonly used in the following applications: - Audio amplifiers - Power supplies - Motor control circuits - RF amplifiers
Detailed and Complete Alternative Models
Some alternative models to the 2N3442G include: - MJ15003 - 2SC5200 - MJL3281A
In conclusion, the 2N3442G is a versatile high-power BJT suitable for various amplification and switching applications, offering high power dissipation capability, low saturation voltage, and high current gain. Its robust characteristics make it a popular choice in audio amplifiers, power supplies, and motor control circuits.
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What is the maximum collector current of 2N3442G?
- The maximum collector current of 2N3442G is 30A.
What is the maximum collector-emitter voltage of 2N3442G?
- The maximum collector-emitter voltage of 2N3442G is 250V.
What are the typical applications of 2N3442G?
- 2N3442G is commonly used in power amplifier and high-voltage switching applications.
What is the power dissipation of 2N3442G?
- The power dissipation of 2N3442G is 150W.
What type of package does 2N3442G come in?
- 2N3442G is available in a TO-3 package.
What are the key characteristics of 2N3442G that make it suitable for high-power applications?
- Its high collector current and voltage ratings, as well as its power dissipation capability, make it suitable for high-power applications.
Can 2N3442G be used in audio amplifier circuits?
- Yes, 2N3442G can be used in audio amplifier circuits due to its high power handling capabilities.
Is 2N3442G suitable for use in linear voltage regulator designs?
- Yes, 2N3442G can be used in linear voltage regulator designs where high current and voltage requirements are necessary.
What are the thermal characteristics of 2N3442G?
- 2N3442G has a low thermal resistance and good thermal conductivity, making it suitable for high-power applications.
Are there any common failure modes associated with 2N3442G?
- Common failure modes include thermal runaway under high current conditions and breakdown due to excessive voltage stress. Proper heat sinking and voltage regulation are important to prevent these failures.