BC237TFR
Product Overview
Category
The BC237TFR belongs to the category of bipolar junction transistors (BJTs).
Use
It is commonly used as a general-purpose amplifier or switch in electronic circuits.
Characteristics
- Low power dissipation
- High current gain
- Low noise
Package
The BC237TFR is typically available in a TO-92 package.
Essence
This transistor is essential for amplifying and switching signals in various electronic applications.
Packaging/Quantity
It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Collector-Base Voltage: 45V
- Collector-Emitter Voltage: 45V
- Emitter-Base Voltage: 6V
- Collector Current - Continuous: 100mA
- Power Dissipation: 625mW
- DC Current Gain (hFE): 110-800
- Transition Frequency: 100MHz
Detailed Pin Configuration
- Emitter
- Base
- Collector
Functional Features
- Small size
- High current gain
- Low noise
Advantages
- Versatile use in various electronic circuits
- Low power dissipation
- Reliable performance
Disadvantages
- Limited voltage and current ratings compared to other transistors
- Moderate frequency response
Working Principles
The BC237TFR operates based on the principles of controlling current flow through its three terminals: emitter, base, and collector. By applying a small signal at the base terminal, the transistor can amplify larger currents flowing between the collector and emitter.
Detailed Application Field Plans
The BC237TFR finds application in: - Audio amplifiers - Signal amplification circuits - Switching circuits - Oscillator circuits
Detailed and Complete Alternative Models
Some alternative models to the BC237TFR include: - BC238 - BC239 - 2N3904 - 2N2222
In conclusion, the BC237TFR is a versatile and widely used BJT with characteristics suitable for various electronic applications, making it an essential component in modern circuit design.
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What is the BC237TFR transistor used for?
- The BC237TFR is a general-purpose NPN bipolar junction transistor commonly used in amplification and switching applications.
What are the typical operating conditions for the BC237TFR?
- The BC237TFR typically operates at a maximum collector current of 100mA and a maximum collector-emitter voltage of 45V.
Can the BC237TFR be used for audio amplification?
- Yes, the BC237TFR can be used for small signal audio amplification due to its low noise and high gain characteristics.
Is the BC237TFR suitable for switching applications?
- Yes, the BC237TFR is commonly used in low-power switching applications due to its fast switching speed and moderate power handling capability.
What are the typical gain characteristics of the BC237TFR?
- The BC237TFR has a typical DC current gain (hFE) ranging from 110 to 800, making it suitable for various amplification tasks.
Are there any specific considerations for using the BC237TFR in high-frequency applications?
- While the BC237TFR can be used in high-frequency applications, it's important to consider its transition frequency (ft) of around 150MHz and ensure proper impedance matching for optimal performance.
Can the BC237TFR be used in temperature-sensitive environments?
- The BC237TFR has a moderate temperature range and can be used in typical electronic equipment without significant issues related to temperature sensitivity.
What are some common alternatives to the BC237TFR?
- Common alternatives to the BC237TFR include the 2N3904, BC547, and 2SC945 transistors, which have similar characteristics and can be used as substitutes in many applications.
Does the BC237TFR require any specific biasing arrangements?
- The BC237TFR requires standard NPN transistor biasing arrangements, such as base current limiting resistors and appropriate collector and emitter connections.
Where can I find detailed technical specifications for the BC237TFR?
- Detailed technical specifications for the BC237TFR can be found in the datasheet provided by the manufacturer or distributor, outlining its electrical characteristics, thermal properties, and package dimensions.