BD239BTU Encyclopedia Entry
Product Category: Semiconductor Device
Basic Information Overview: - Category: Power Transistor - Use: Amplification and switching of electrical signals in electronic circuits - Characteristics: High power handling capability, low collector-emitter saturation voltage, high current gain - Package: TO-220AB - Essence: NPN Bipolar Junction Transistor - Packaging/Quantity: Typically sold in reels or tubes containing multiple units
Specifications: - Collector-Emitter Voltage (VCEO): 100V - Collector-Base Voltage (VCBO): 100V - Emitter-Base Voltage (VEBO): 5V - Collector Current (IC): 2A - Power Dissipation (PD): 25W - Transition Frequency (fT): 30MHz - Operating Temperature Range: -65°C to 150°C
Detailed Pin Configuration: - Pin 1 (Emitter): Connected to the emitter region of the transistor - Pin 2 (Base): Connected to the base region of the transistor - Pin 3 (Collector): Connected to the collector region of the transistor
Functional Features: - High current gain for amplification applications - Low collector-emitter saturation voltage for efficient switching - Robust construction for reliable performance in various circuit designs
Advantages: - Suitable for medium-power amplification and switching applications - TO-220AB package allows for easy mounting on heat sinks - Wide operating temperature range enables use in diverse environments
Disadvantages: - Limited maximum collector current compared to higher power transistors - Moderate transition frequency may limit high-frequency applications
Working Principles: The BD239BTU operates based on the principles of bipolar junction transistors, utilizing the control of current flow between its three terminals to amplify or switch electronic signals.
Detailed Application Field Plans: - Audio amplifiers - Power supply circuits - Motor control systems - Lighting control circuits
Detailed and Complete Alternative Models: - BD237BTU - BD238BTU - BD240BTU
This comprehensive entry provides a detailed understanding of the BD239BTU, covering its specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.
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技術ソリューションにおける BD239BTU の適用に関連する 10 件の一般的な質問と回答をリストします。
What is BD239BTU?
- BD239BTU is a high-voltage NPN power transistor designed for use in general-purpose amplifier and switching applications.
What are the key features of BD239BTU?
- The key features include a high current capability, low saturation voltage, and high voltage ratings, making it suitable for various technical solutions.
What are the typical applications of BD239BTU?
- BD239BTU is commonly used in audio amplifiers, power supply circuits, motor control, and other general-purpose switching applications.
What is the maximum collector current of BD239BTU?
- The maximum collector current of BD239BTU is typically around 2A.
What is the maximum collector-emitter voltage of BD239BTU?
- The maximum collector-emitter voltage of BD239BTU is typically around 100V.
How does BD239BTU perform in audio amplifier applications?
- BD239BTU performs well in audio amplifier applications due to its high current capability and low saturation voltage, which helps in delivering high-quality audio output.
Can BD239BTU be used in motor control applications?
- Yes, BD239BTU can be used in motor control applications due to its high current capability and robustness.
What are the thermal characteristics of BD239BTU?
- BD239BTU has good thermal performance, with a low thermal resistance and high junction temperature rating, allowing it to operate reliably in various technical solutions.
Are there any specific precautions to consider when using BD239BTU?
- It's important to ensure proper heat sinking and thermal management when using BD239BTU, especially in high-power applications, to prevent overheating and ensure long-term reliability.
Where can I find detailed technical specifications and application notes for BD239BTU?
- Detailed technical specifications and application notes for BD239BTU can be found in the manufacturer's datasheet and application notes, which are available on their official website or through authorized distributors.