Nexperia USA Inc.
图片可能具有代表性。
产品详情请参阅规格.
BC847B/SNVL
查看详情 数据表

BC847B/SNVL

Product Overview

Category: Transistor
Use: Amplification and switching applications
Characteristics: Small signal NPN transistor, low power dissipation, high current gain
Package: SOT-23
Essence: Small signal amplification and switching
Packaging/Quantity: Reel, 3000 units

Specifications

  • Collector-Base Voltage (VCBO): 50V
  • Collector-Emitter Voltage (VCEO): 45V
  • Emitter-Base Voltage (VEBO): 6V
  • Collector Current (IC): 100mA
  • Power Dissipation (PD): 250mW
  • Transition Frequency (fT): 200MHz
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

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

Functional Features

  • High current gain
  • Low power dissipation
  • Fast switching speed

Advantages

  • Small package size
  • Suitable for high-density surface mount applications
  • Wide operating temperature range

Disadvantages

  • Limited collector current compared to other transistors
  • Relatively low breakdown voltage

Working Principles

The BC847B/SNVL is a small signal NPN transistor that operates by controlling the flow of current between its collector and emitter terminals using a small current at its base terminal. This allows it to amplify or switch electronic signals in various applications.

Detailed Application Field Plans

The BC847B/SNVL is commonly used in audio amplifiers, signal processing circuits, and general purpose switching applications. Its small size and high current gain make it suitable for use in portable electronic devices and compact circuit designs.

Detailed and Complete Alternative Models

  • BC547B
  • 2N3904
  • 2SC945

In conclusion, the BC847B/SNVL is a versatile small signal NPN transistor with high current gain and low power dissipation, making it suitable for a wide range of amplification and switching applications in electronics.

[Word count: 270]

10个与BC847B/SNVL在技术解决方案中的应用相关的常见问题及解答

  1. What is the BC847B/SNVL transistor used for?

    • The BC847B/SNVL transistor is commonly used for amplification and switching applications in electronic circuits.

  2. What are the key specifications of the BC847B/SNVL transistor?

    • The BC847B/SNVL transistor typically has a maximum collector current of 100mA, a maximum collector-emitter voltage of 45V, and a maximum power dissipation of 250mW.

  3. How do I identify the pin configuration of the BC847B/SNVL transistor?

    • The pin configuration of the BC847B/SNVL transistor is typically Emitter-Base-Collector (EBC) or Collector-Base-Emitter (CBE), which can be identified from the datasheet.

  4. Can the BC847B/SNVL transistor be used for low-power amplification?

    • Yes, the BC847B/SNVL transistor is suitable for low-power amplification due to its low collector current and voltage ratings.

  5. What are some common circuit configurations using the BC847B/SNVL transistor?

    • Common circuit configurations include common emitter amplifiers, switch circuits, and oscillator circuits.

  6. Is the BC847B/SNVL transistor suitable for high-frequency applications?

    • The BC847B/SNVL transistor can be used in moderate frequency applications, but it may not be ideal for very high-frequency applications due to its transition frequency limitations.

  7. What are the typical operating conditions for the BC847B/SNVL transistor?

    • The BC847B/SNVL transistor is typically operated within a temperature range of -55°C to 150°C and at a maximum voltage and current specified in the datasheet.

  8. Can the BC847B/SNVL transistor be used in audio amplifier circuits?

    • Yes, the BC847B/SNVL transistor can be used in low-power audio amplifier circuits, especially for small signal amplification.

  9. Are there any alternative transistors that can be used as substitutes for the BC847B/SNVL?

    • Yes, similar transistors such as BC547B, BC548B, and 2N3904 can be used as substitutes for the BC847B/SNVL, but it's important to check the specific datasheets for compatibility.

  10. What are some best practices for soldering the BC847B/SNVL transistor onto a PCB?

    • It's recommended to use an appropriate soldering iron temperature, avoid excessive heat exposure, and ensure proper alignment of the transistor leads with the PCB pads to prevent damage during soldering.