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BC858BW-G
Product Overview
Belongs to: Transistor
Category: Bipolar Junction Transistor (BJT)
Use: Amplification and switching applications
Characteristics: High current gain, low noise, and low power consumption
Package: SOT-23
Essence: Small signal NPN transistor
Packaging/Quantity: Tape and reel, 3000 units per reel
Specifications
- Collector-Base Voltage (VCBO): 30V
- Collector-Emitter Voltage (VCEO): 25V
- Emitter-Base Voltage (VEBO): 5V
- Collector Current (IC): 100mA
- Power Dissipation (Ptot): 250mW
- Transition Frequency (fT): 150MHz
- Operating Temperature Range: -55°C to 150°C
Detailed Pin Configuration
- Emitter (E)
- Base (B)
- Collector (C)
Functional Features
- High current gain
- Low noise
- Low power consumption
- Fast switching speed
Advantages
- Suitable for low-power amplification and switching applications
- Compact SOT-23 package
- Wide operating temperature range
Disadvantages
- Limited collector current compared to other transistors in the same category
- Lower transition frequency compared to some alternative models
Working Principles
The BC858BW-G is a small signal NPN transistor that operates by controlling the flow of current between the collector and emitter terminals through the base terminal. When a small current is applied to the base, it allows a larger current to flow from the collector to the emitter, making it suitable for amplification and switching purposes.
Detailed Application Field Plans
The BC858BW-G is commonly used in audio amplifiers, signal processing circuits, and low-power switching applications. Its low noise and high current gain make it ideal for use in sensitive signal amplification circuits.
Detailed and Complete Alternative Models
- BC847BW-G: Similar characteristics and package, but with lower power dissipation
- BC856BW-G: Complementary PNP transistor with similar characteristics and package
In conclusion, the BC858BW-G is a versatile small signal NPN transistor suitable for various amplification and switching applications, especially where low noise and low power consumption are essential.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de BC858BW-G em soluções técnicas
What is BC858BW-G?
- BC858BW-G is a general-purpose PNP transistor used in various electronic applications.
What are the key specifications of BC858BW-G?
- The transistor has a maximum collector current of 100mA, a maximum collector-emitter voltage of 30V, and a maximum power dissipation of 200mW.
In what type of circuits can BC858BW-G be used?
- BC858BW-G can be used in amplification, switching, and voltage regulation circuits.
What are the typical applications of BC858BW-G?
- Typical applications include audio amplification, signal processing, and low-power switching circuits.
What are the recommended operating conditions for BC858BW-G?
- The recommended operating temperature range is -55°C to +150°C, and the maximum junction temperature is 150°C.
What are the pin configurations of BC858BW-G?
- The transistor has three pins: emitter, base, and collector, which are arranged in a specific configuration.
What are the common alternatives to BC858BW-G?
- Common alternatives include BC557, BC327, and 2N3906 transistors, depending on the specific requirements of the circuit.
How should BC858BW-G be handled to prevent damage?
- It should be handled with proper ESD precautions and stored in anti-static packaging to avoid damage from electrostatic discharge.
What are the typical gain characteristics of BC858BW-G?
- The DC current gain (hFE) typically ranges from 110 to 800, depending on the operating conditions.
Where can I find detailed technical documentation for BC858BW-G?
- Detailed technical documentation, including datasheets and application notes, can be found on the manufacturer's website or through authorized distributors.