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BDW47 Transistor
Product Overview
BDW47 is a power transistor belonging to the category of bipolar junction transistors (BJT). It is commonly used in electronic circuits for amplification and switching applications. The transistor exhibits high current and voltage capabilities, making it suitable for power control and amplification tasks. BDW47 is typically packaged in a TO-220 plastic package and is available in various quantities.
Basic Information
- Category: Bipolar Junction Transistor (BJT)
- Use: Amplification and switching in electronic circuits
- Characteristics: High current and voltage capabilities
- Package: TO-220 plastic package
- Essence: Power control and amplification
- Packaging/Quantity: Available in various quantities
Specifications
The BDW47 transistor has the following specifications: - Maximum Collector-Emitter Voltage: 100V - Maximum Collector Current: 12A - DC Current Gain (hFE): 15 to 60 - Power Dissipation: 80W
Detailed Pin Configuration
The BDW47 transistor has a standard pin configuration with three leads: 1. Base (B) 2. Emitter (E) 3. Collector (C)
Functional Features
- High current and voltage capabilities
- Low saturation voltage
- Fast switching speed
Advantages and Disadvantages
Advantages
- Suitable for power control applications
- High current and voltage ratings
- Fast switching speed
Disadvantages
- Moderate DC current gain range
- Requires careful handling due to its high power dissipation
Working Principles
BDW47 operates based on the principles of bipolar junction transistors. When a small current flows into the base terminal, it controls a larger current flow between the collector and emitter terminals. This allows for amplification and switching functions within electronic circuits.
Detailed Application Field Plans
BDW47 transistors find extensive use in the following application fields: - Power supply units - Audio amplifiers - Motor control circuits - Voltage regulators
Detailed and Complete Alternative Models
Some alternative models to BDW47 include: - TIP31C - 2N3055 - MJ15003
In conclusion, the BDW47 transistor is a versatile component with high current and voltage capabilities, making it suitable for various power control and amplification applications in electronic circuits.
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Перечислите 10 распространенных вопросов и ответов, связанных с применением BDW47 в технических решениях.
What is BDW47?
- BDW47 is a high-power NPN transistor commonly used in electronic circuits for amplification and switching applications.
What are the typical applications of BDW47?
- BDW47 is often used in audio amplifiers, power supply circuits, motor control, and other high-power electronic applications.
What are the key specifications of BDW47?
- The BDW47 transistor typically has a collector current (IC) rating of 15A, a collector-emitter voltage (VCE) rating of 100V, and a power dissipation (Ptot) of around 90W.
How do I connect BDW47 in a circuit for amplification?
- To use BDW47 for amplification, it can be connected in a common emitter configuration with appropriate biasing and coupling components.
Can BDW47 be used for switching applications?
- Yes, BDW47 can be used for switching high-power loads such as motors and solenoids when appropriately driven by a suitable base current.
What are the typical operating conditions for BDW47?
- BDW47 is designed to operate within a temperature range of -65°C to 150°C and requires proper heat sinking for high-power applications.
Are there any specific precautions to consider when using BDW47?
- It's important to ensure proper heatsinking and avoid exceeding the maximum ratings for current, voltage, and power dissipation to prevent damage to the transistor.
Can BDW47 be used in audio amplifier designs?
- Yes, BDW47 is commonly used in audio amplifier output stages due to its high current and power handling capabilities.
What are some common alternatives to BDW47?
- Alternatives to BDW47 include transistors with similar NPN high-power characteristics, such as TIP3055 or 2N3773.
Where can I find detailed datasheets and application notes for BDW47?
- Datasheets and application notes for BDW47 can be found on semiconductor manufacturer websites or electronic component distributor platforms.