Overview
The BD438-BP is a PNP bipolar junction transistor (BJT) manufactured by Micro Commercial Components (MCC). This transistor is housed in a TO-126 package, which is commonly used for power and general-purpose applications. The BD438-BP is designed to provide reliable performance in various electronic circuits, particularly where high current and moderate voltage handling are required.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | TO-126 |
| Polarity | PNP |
| Emitter-Base Voltage (VEBO) | 5 V |
| Collector-Emitter Saturation Voltage (VCE(sat)) | 200 mV |
| Power Dissipation (Pd) | 36 W |
| Gain Bandwidth Product (fT) | 3 MHz |
Key Features
- High Power Handling: The BD438-BP can handle up to 36 watts of power dissipation, making it suitable for applications requiring moderate to high power.
- Low Saturation Voltage: With a collector-emitter saturation voltage of 200 mV, this transistor minimizes voltage drop and maximizes efficiency in switching and amplification applications.
- High Gain Bandwidth Product: The transistor's gain bandwidth product of 3 MHz ensures good performance in high-frequency applications.
- Reliable Package: The TO-126 package provides a robust and reliable housing for the transistor, suitable for various environmental conditions.
Applications
- Power Amplifiers: The BD438-BP is suitable for use in power amplifier circuits due to its high power handling and low saturation voltage.
- Switching Circuits: Its low saturation voltage and high gain bandwidth product make it an excellent choice for switching applications.
- General-Purpose Amplification: This transistor can be used in a variety of general-purpose amplification circuits where reliability and moderate power handling are necessary.
- Automotive and Industrial Control Systems: The BD438-BP can be used in automotive and industrial control systems where robust and reliable performance is critical.
Q & A
- What is the package type of the BD438-BP transistor?
The BD438-BP transistor is housed in a TO-126 package.
- What is the polarity of the BD438-BP transistor?
The BD438-BP transistor is a PNP bipolar junction transistor.
- What is the maximum power dissipation of the BD438-BP transistor?
The maximum power dissipation of the BD438-BP transistor is 36 watts.
- What is the collector-emitter saturation voltage of the BD438-BP transistor?
The collector-emitter saturation voltage of the BD438-BP transistor is 200 mV.
- What is the gain bandwidth product of the BD438-BP transistor?
The gain bandwidth product of the BD438-BP transistor is 3 MHz.
- In what types of applications is the BD438-BP transistor commonly used?
The BD438-BP transistor is commonly used in power amplifiers, switching circuits, general-purpose amplification, and automotive and industrial control systems.
- Why is the TO-126 package used for the BD438-BP transistor?
The TO-126 package is used for the BD438-BP transistor because it provides a robust and reliable housing suitable for various environmental conditions.
- What are the key benefits of using the BD438-BP transistor in power amplifier circuits?
The key benefits include high power handling, low saturation voltage, and a high gain bandwidth product, which ensure efficient and reliable performance.
- Is the BD438-BP transistor suitable for high-frequency applications?
Yes, the BD438-BP transistor is suitable for high-frequency applications due to its high gain bandwidth product of 3 MHz.
- Where can I find detailed specifications and datasheets for the BD438-BP transistor?
Detailed specifications and datasheets for the BD438-BP transistor can be found on the Micro Commercial Components website or through authorized distributors like Mouser Electronics.
