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BUL38D
Introduction
The BUL38D is a power transistor belonging to the category of electronic components. This entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the BUL38D.
Basic Information Overview
- Category: Power Transistor
- Use: Amplification and switching of electrical signals
- Characteristics: High power handling capacity, low collector-emitter saturation voltage, high current gain
- Package: TO-220AB
- Essence: Silicon NPN power transistor
- Packaging/Quantity: Typically available in reels or tubes containing multiple units
Specifications
- Collector-Emitter Voltage (VCEO): 450V
- Collector Current (IC): 8A
- Power Dissipation (PD): 80W
- DC Current Gain (hFE): 15 - 60
- Transition Frequency (fT): 4 MHz
- Operating Temperature Range: -65°C to 150°C
Detailed Pin Configuration
The BUL38D has a standard TO-220AB package with three pins: 1. Base (B) 2. Collector (C) 3. Emitter (E)
Functional Features
- High voltage capability
- Fast switching speed
- Low saturation voltage
- Suitable for audio amplification and power switching applications
Advantages and Disadvantages
Advantages
- High power handling capacity
- Low collector-emitter saturation voltage
- Wide operating temperature range
Disadvantages
- Relatively low DC current gain compared to some alternative models
- Limited transition frequency
Working Principles
The BUL38D operates based on the principles of bipolar junction transistors, utilizing the control of current flow between its terminals to amplify or switch electrical signals.
Detailed Application Field Plans
The BUL38D is commonly used in the following applications: - Audio amplifiers - Switching power supplies - Motor control circuits - Electronic ballasts
Detailed and Complete Alternative Models
Some alternative models to the BUL38D include: - TIP31C - MJE13005 - 2N3055 - MJ15003
In conclusion, the BUL38D is a versatile power transistor with high voltage capability and fast switching speed, making it suitable for various amplification and power switching applications.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de BUL38D em soluções técnicas
What is BUL38D?
- BUL38D is a high-voltage NPN power transistor designed for use in various technical solutions, such as power supplies and motor control applications.
What are the key features of BUL38D?
- BUL38D features a high voltage capability, low spread of dynamic parameters, and high switching speed, making it suitable for demanding technical applications.
What are the typical applications of BUL38D?
- BUL38D is commonly used in switch mode power supplies, electronic lamp ballasts, and motor control circuits due to its high voltage and fast switching characteristics.
What is the maximum voltage and current rating for BUL38D?
- The maximum collector-emitter voltage (Vce) for BUL38D is typically around 800 volts, and the maximum collector current (Ic) is approximately 8 amperes.
How does BUL38D compare to other similar transistors in terms of performance?
- BUL38D offers competitive performance in terms of voltage capability, switching speed, and thermal characteristics compared to other transistors in its class.
What are the recommended operating conditions for BUL38D?
- BUL38D is typically operated within a specified temperature range and under specific voltage and current limits to ensure reliable performance in technical solutions.
Are there any specific considerations for driving BUL38D in a circuit?
- It is important to ensure proper drive voltage and current levels when using BUL38D to achieve optimal switching performance and avoid potential damage to the transistor.
Can BUL38D be used in high-frequency applications?
- While BUL38D has a relatively high switching speed, it is important to consider its frequency limitations and associated parasitic effects when using it in high-frequency applications.
What are the typical failure modes of BUL38D in technical solutions?
- Common failure modes include overvoltage stress, overcurrent conditions, and thermal overstress, which can lead to degradation or permanent damage to the transistor.
Are there any recommended heat dissipation methods for BUL38D in power applications?
- Proper heat sinking and thermal management techniques should be employed to ensure that BUL38D operates within its specified temperature limits and maintains long-term reliability in power applications.