BC328 Transistor
Product Overview
Category
The BC328 transistor belongs to the category of small signal NPN bipolar junction transistors.
Use
It is commonly used for amplification and switching purposes in electronic circuits.
Characteristics
- Low power, low frequency amplifier
- High current gain
- Low noise figure
Package
The BC328 transistor is typically available in a TO-92 package.
Packaging/Quantity
It is commonly sold in reels or tubes containing multiple units.
Specifications
- Collector-Base Voltage (VCBO): 30V
- Collector-Emitter Voltage (VCEO): 25V
- Emitter-Base Voltage (VEBO): 5V
- Collector Current (IC): 800mA
- Power Dissipation (Ptot): 625mW
- Transition Frequency (ft): 150MHz
- Operating Temperature Range: -65°C to 150°C
Detailed Pin Configuration
- Emitter (E)
- Base (B)
- Collector (C)
Functional Features
The BC328 transistor offers: - High current gain - Low noise performance - Suitable for low power applications
Advantages
- Small size
- Versatile usage in various electronic circuits
- Good amplification characteristics
Disadvantages
- Limited power handling capability
- Relatively low voltage and current ratings
Working Principles
The BC328 operates as a current-controlled switch or amplifier. When a small current flows into the base terminal, it controls a much larger current between the collector and emitter terminals.
Detailed Application Field Plans
The BC328 transistor finds application in: - Audio amplifiers - Signal processing circuits - Oscillator circuits - Switching circuits
Detailed and Complete Alternative Models
Some alternative models to BC328 include: - BC337 - 2N2222 - 2N3904 - 2N4401
In conclusion, the BC328 transistor is a versatile component with applications in various electronic circuits, offering high current gain and low noise performance. While it has limitations in power handling, its compact size and amplification characteristics make it a popular choice for low power applications.
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What is the BC328 transistor used for?
- The BC328 is commonly used as a general-purpose PNP transistor in various electronic circuits.
What are the typical applications of the BC328 transistor?
- The BC328 can be used in audio amplifiers, signal processing circuits, and voltage regulation applications.
What is the maximum collector current of the BC328 transistor?
- The maximum collector current (Ic) of the BC328 transistor is typically around 800mA.
What is the maximum collector-emitter voltage rating of the BC328 transistor?
- The maximum collector-emitter voltage (Vce) rating of the BC328 transistor is typically around 25V.
Can the BC328 be used in switching applications?
- Yes, the BC328 can be used in low-power switching applications due to its moderate current and voltage ratings.
What are the typical gain characteristics of the BC328 transistor?
- The BC328 transistor has a moderate to high DC current gain (hfe) ranging from 110 to 800.
Is the BC328 suitable for use in high-frequency applications?
- The BC328 is not specifically designed for high-frequency applications but can be used in low to moderate frequency circuits.
What are the temperature considerations for the BC328 transistor?
- The BC328 has a maximum operating temperature of around 150°C, so thermal management may be necessary in some applications.
Are there any common alternative transistors to the BC328?
- Common alternatives to the BC328 include the BC327 (NPN complement), 2N3906, and 2N4403 transistors.
Where can I find detailed specifications for the BC328 transistor?
- Detailed specifications for the BC328 can be found in the datasheets provided by semiconductor manufacturers such as ON Semiconductor or STMicroelectronics.