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BC847BS/ZLX
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BC847BS/ZLX

Product Overview

Category: Transistor
Use: Amplification and switching in electronic circuits
Characteristics: Small signal NPN transistor, high current gain, low voltage drop
Package: SOT-23
Essence: High-performance small signal transistor
Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

  • Collector-Base Voltage (VCBO): 50V
  • Collector-Emitter Voltage (VCEO): 45V
  • Emitter-Base Voltage (VEBO): 6V
  • Collector Current (IC): 100mA
  • Power Dissipation (PD): 225mW
  • Transition Frequency (fT): 200MHz
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

  1. Emitter (E)
  2. Base (B)
  3. Collector (C)

Functional Features

  • High current gain
  • Low noise
  • Fast switching speed
  • Small package size

Advantages and Disadvantages

Advantages: - High current gain allows for amplification of weak signals - Small package size enables use in compact electronic devices - Low noise makes it suitable for audio applications

Disadvantages: - Limited power dissipation capability - Relatively low collector current rating

Working Principles

The BC847BS/ZLX is a small signal NPN transistor that operates by controlling the flow of current between its collector and emitter terminals using the base terminal. When a small current is applied to the base, it modulates the larger current flowing from the collector to the emitter, allowing for amplification or switching of signals.

Detailed Application Field Plans

  1. Audio Amplification: The transistor can be used in audio amplifier circuits due to its low noise characteristics.
  2. Signal Switching: It can be employed in electronic switches for signal routing in communication systems.
  3. Sensor Interface Circuits: Utilized in sensor interface circuits for signal conditioning and amplification.

Detailed and Complete Alternative Models

  1. BC846BS/ZLX: Similar specifications with slightly lower power dissipation.
  2. BC848BS/ZLX: Higher current gain and power dissipation compared to BC847BS/ZLX.

This comprehensive entry provides an in-depth understanding of the BC847BS/ZLX transistor, including its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, making it a valuable resource for engineers and enthusiasts in the electronics industry.

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av BC847BS/ZLX i tekniska lösningar

  1. What is the BC847BS/ZLX transistor used for?

    • The BC847BS/ZLX is commonly used as a general-purpose NPN transistor in various electronic circuits.

  2. What are the typical applications of BC847BS/ZLX?

    • It is often used in amplification, switching, and signal processing circuits in audio equipment, instrumentation, and control systems.

  3. What are the key electrical characteristics of BC847BS/ZLX?

    • The transistor has a maximum collector current of 100mA, a maximum collector-emitter voltage of 45V, and a maximum power dissipation of 250mW.

  4. How does BC847BS/ZLX compare to other transistors in its class?

    • BC847BS/ZLX offers low noise, high current gain, and low saturation voltage, making it suitable for a wide range of applications.

  5. Can BC847BS/ZLX be used in audio amplifier circuits?

    • Yes, BC847BS/ZLX can be used in small-signal audio amplifier stages due to its low noise and high gain characteristics.

  6. What are the recommended operating conditions for BC847BS/ZLX?

    • The transistor should be operated within a temperature range of -55°C to 150°C and with appropriate biasing and current limiting to ensure reliable performance.

  7. Is BC847BS/ZLX suitable for low-power switching applications?

    • Yes, the transistor can be used for low-power switching applications such as signal routing and control in electronic systems.

  8. Are there any specific layout considerations when using BC847BS/ZLX in a circuit?

    • Proper PCB layout and thermal management should be considered to optimize the performance and reliability of the transistor in a circuit.

  9. What are the common failure modes of BC847BS/ZLX?

    • Common failure modes include overcurrent stress, thermal overstress, and voltage breakdown, which can be mitigated through proper circuit design and protection measures.

  10. Where can I find detailed technical specifications and application notes for BC847BS/ZLX?

    • Detailed technical specifications and application notes for BC847BS/ZLX can be found in the manufacturer's datasheet and application guides, which provide comprehensive information on its usage in technical solutions.