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BUX85
Introduction
BUX85 is a power transistor that belongs to the category of high-power, high-voltage NPN transistors. This device is commonly used in applications requiring high voltage and current capabilities.
Basic Information Overview
- Category: Power Transistor
- Use: High-power, high-voltage applications
- Characteristics: High voltage and current handling capabilities
- Package: TO-3 metal can package
- Essence: Power amplification and switching
- Packaging/Quantity: Typically sold individually or in small quantities
Specifications
- Voltage Rating: 400V
- Current Rating: 15A
- Power Dissipation: 150W
- Gain (hFE): 20 - 70
- Frequency: Up to 1MHz
Detailed Pin Configuration
The BUX85 transistor has a standard pin configuration with the following pins: 1. Base (B) 2. Emitter (E) 3. Collector (C)
Functional Features
- High voltage and current handling capabilities
- Low saturation voltage
- Fast switching speed
- Good linearity in power amplification applications
Advantages and Disadvantages
Advantages
- Suitable for high-power applications
- Low saturation voltage allows for efficient switching
- Wide frequency range
Disadvantages
- Relatively low gain compared to some alternative models
- Large package size may limit use in space-constrained designs
Working Principles
The BUX85 operates based on the principles of NPN transistor action. When a small current flows into the base of the transistor, it allows a larger current to flow between the collector and emitter, enabling power amplification and switching functions.
Detailed Application Field Plans
The BUX85 is commonly used in the following applications: - High-power audio amplifiers - Switching power supplies - Motor control circuits - RF power amplifiers
Detailed and Complete Alternative Models
Some alternative models to BUX85 include: - MJL4281A: Similar power rating and characteristics - 2N3773: Higher gain but lower voltage rating - MJE3055T: Lower power rating but suitable for lower-power applications
In conclusion, the BUX85 power transistor is a reliable choice for high-power, high-voltage applications due to its robust characteristics and functional features. Its wide range of applications and availability of alternative models make it a versatile component in electronic design.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de BUX85 en soluciones técnicas
What is the maximum collector current of BUX85?
- The maximum collector current of BUX85 is 15A.
What is the maximum collector-emitter voltage of BUX85?
- The maximum collector-emitter voltage of BUX85 is 450V.
What type of package does BUX85 come in?
- BUX85 comes in a TO-3P package.
What are some common applications of BUX85?
- BUX85 is commonly used in high-power audio amplifiers, power supply circuits, and industrial control systems.
What is the typical gain of BUX85?
- The typical gain of BUX85 is around 20 to 70.
What is the maximum power dissipation of BUX85?
- The maximum power dissipation of BUX85 is 150W.
Is BUX85 suitable for switching applications?
- Yes, BUX85 can be used in switching applications due to its high current and voltage ratings.
Does BUX85 require a heat sink for operation?
- Yes, BUX85 typically requires a heat sink for proper thermal management, especially in high-power applications.
What are the recommended operating conditions for BUX85?
- BUX85 is best operated within a temperature range of -65°C to 200°C and at a maximum junction temperature of 200°C.
Are there any important considerations when designing with BUX85?
- When designing with BUX85, it's important to consider proper heat dissipation, safe operating area (SOA) limits, and appropriate driving circuitry to ensure reliable performance.
Feel free to ask if you need more information on any specific question!