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MJW21191
Product Overview
Category
The MJW21191 belongs to the category of power transistors.
Use
It is commonly used in high-power amplification and switching applications.
Characteristics
- High voltage capability
- High current capability
- Low collector-emitter saturation voltage
Package
The MJW21191 is typically available in a TO-247 package.
Essence
This product is essential for high-power electronic circuits and systems.
Packaging/Quantity
It is usually packaged individually and sold as single units.
Specifications
- Collector-Emitter Voltage (VCEO): 250V
- Collector Current (IC): 16A
- Power Dissipation (Ptot): 250W
- DC Current Gain (hFE): 25-100
Detailed Pin Configuration
The MJW21191 has a standard pin configuration with three pins: collector, base, and emitter.
Functional Features
- High voltage and current handling capabilities
- Low saturation voltage
- Fast switching speed
Advantages
- Suitable for high-power applications
- Robust construction for reliability
- Low saturation voltage reduces power losses
Disadvantages
- May require heat sinking in high-power applications
- Higher cost compared to lower power transistors
Working Principles
The MJW21191 operates based on the principles of bipolar junction transistors, utilizing the control of current flow between the collector and emitter through the base terminal.
Detailed Application Field Plans
The MJW21191 is widely used in: - Audio amplifiers - Power supplies - Motor control systems - High-power LED lighting
Detailed and Complete Alternative Models
Some alternative models to the MJW21191 include: - MJW21193 - MJW21194 - MJW21195
In conclusion, the MJW21191 power transistor offers high voltage and current capabilities, making it suitable for various high-power applications such as audio amplifiers, power supplies, and motor control systems. While it has advantages such as robust construction and low saturation voltage, it may require heat sinking in high-power applications and comes at a higher cost compared to lower power transistors. Additionally, alternative models such as MJW21193, MJW21194, and MJW21195 provide similar functionalities for different application requirements.
Énumérez 10 questions et réponses courantes liées à l'application de MJW21191 dans les solutions techniques
What is the maximum collector current of MJW21191?
- The maximum collector current of MJW21191 is 16A.
What is the maximum collector-emitter voltage of MJW21191?
- The maximum collector-emitter voltage of MJW21191 is 250V.
What type of package does MJW21191 come in?
- MJW21191 comes in a TO-247 package.
What are the typical applications of MJW21191?
- MJW21191 is commonly used in audio amplifiers, power supplies, and industrial applications.
What is the power dissipation of MJW21191?
- The power dissipation of MJW21191 is 250W.
Is MJW21191 suitable for high-power switching applications?
- Yes, MJW21191 is suitable for high-power switching applications due to its high collector current and voltage ratings.
What is the thermal resistance of MJW21191?
- The thermal resistance of MJW21191 is typically 1.56°C/W.
Can MJW21191 be used in automotive applications?
- Yes, MJW21191 can be used in automotive applications, particularly in power electronics and motor control systems.
Does MJW21191 require a heat sink for proper operation?
- Yes, MJW21191 typically requires a heat sink to dissipate heat effectively, especially in high-power applications.
Are there any recommended complementary transistors to use with MJW21191?
- Yes, complementary transistors such as MJW21192 or similar NPN transistors are often used in conjunction with MJW21191 for push-pull amplifier configurations.