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BF422,116 Encyclopedia Entry
Product Overview
Category
The BF422,116 belongs to the category of bipolar junction transistors (BJTs).
Use
It is commonly used as an amplification and switching component in electronic circuits.
Characteristics
- High voltage capability
- Low leakage current
- Fast switching speed
Package
The BF422,116 is typically available in a TO-92 package.
Essence
This transistor is essential for signal amplification and switching applications in various electronic devices.
Packaging/Quantity
It is usually packaged in reels or tubes containing multiple units.
Specifications
- Maximum Collector-Emitter Voltage: 250V
- Maximum Collector Current: 500mA
- DC Current Gain (hFE): 40 - 320
- Power Dissipation: 625mW
Detailed Pin Configuration
The BF422,116 transistor has three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)
Functional Features
- Amplification of weak signals
- Switching high-power loads
- Reliable performance in various circuit configurations
Advantages
- High voltage capability
- Low leakage current
- Versatile applications in electronic circuits
Disadvantages
- Limited maximum collector current compared to some other transistors
- Moderate DC current gain range
Working Principles
The BF422,116 operates based on the principles of controlling current flow between its collector and emitter terminals using the base current.
Detailed Application Field Plans
- Audio amplifiers
- Power supply circuits
- Signal switching circuits
Detailed and Complete Alternative Models
- BC547
- 2N3904
- 2N2222
In conclusion, the BF422,116 transistor is a versatile component with high voltage capability and fast switching speed, making it suitable for various amplification and switching applications in electronic circuits.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de BF422,116 em soluções técnicas
What is BF422,116?
- BF422,116 is a semiconductor transistor commonly used in electronic circuits for amplification and switching purposes.
What are the key specifications of BF422,116?
- BF422,116 is a PNP bipolar junction transistor (BJT) with a maximum collector current of 500mA, a maximum collector-emitter voltage of 250V, and a power dissipation of 625mW.
How can BF422,116 be used in technical solutions?
- BF422,116 can be used in audio amplifiers, signal processing circuits, voltage regulators, and other electronic applications that require amplification or switching of signals.
What are the typical operating conditions for BF422,116?
- The typical operating conditions for BF422,116 include a collector current of 100mA, a collector-emitter voltage of 45V, and a base current of 10mA.
What are the pin configurations of BF422,116?
- BF422,116 typically has three pins: the emitter, base, and collector, which are labeled E, B, and C, respectively.
What are the common alternatives to BF422,116?
- Common alternatives to BF422,116 include BC557, 2N3906, and BC558, which are also PNP transistors suitable for similar applications.
How do I calculate the biasing resistors for BF422,116 in an amplifier circuit?
- The biasing resistors for BF422,116 can be calculated using the desired quiescent collector current and the transistor's base-emitter voltage drop.
What are the thermal considerations for BF422,116 in high-power applications?
- In high-power applications, proper heat sinking and thermal management should be considered to ensure that the transistor operates within its specified temperature limits.
Can BF422,116 be used in switching applications?
- Yes, BF422,116 can be used in low-power switching applications such as relay drivers, LED drivers, and small motor control circuits.
Where can I find detailed datasheets and application notes for BF422,116?
- Detailed datasheets and application notes for BF422,116 can be found on semiconductor manufacturers' websites or electronic component distributors' platforms.