ON Semiconductor
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BC847BLT1G
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BC847BLT1G

Product Overview

Category: Transistor
Use: Amplification and switching in electronic circuits
Characteristics: Small signal NPN transistor, low power dissipation, high current gain
Package: SOT-23
Essence: Essential for small signal amplification and switching applications
Packaging/Quantity: Available in reels of 3000 units

Specifications

  • Collector-Base Voltage (VCBO): 45V
  • Collector-Emitter Voltage (VCEO): 45V
  • Emitter-Base Voltage (VEBO): 6V
  • Collector Current (IC): 100mA
  • Total Power Dissipation (PTOT): 225mW
  • Transition Frequency (fT): 270MHz
  • Package Type: SOT-23
  • 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 power dissipation
  • Small package size

Advantages

  • Suitable for low power applications
  • Compact SOT-23 package
  • High transition frequency

Disadvantages

  • Limited collector current capability
  • Limited power dissipation

Working Principles

The BC847BLT1G is a small signal NPN transistor that operates by controlling the flow of current between the collector and emitter terminals using the base terminal. It amplifies small signals and can be used for switching applications in electronic circuits.

Detailed Application Field Plans

The BC847BLT1G is commonly used in audio amplifiers, signal processing circuits, and low power switching applications. It is suitable for use in portable electronic devices, sensor interfaces, and battery-powered applications due to its low power dissipation and small package size.

Detailed and Complete Alternative Models

  • BC846BLT1G
  • BC848BLT1G
  • 2N3904
  • 2N2222A
  • 2N4401

Note: The alternative models listed above are similar small signal NPN transistors that can be used as substitutes for the BC847BLT1G.

This comprehensive entry provides an in-depth understanding of the BC847BLT1G, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

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  1. What is the BC847BLT1G transistor used for?

    • The BC847BLT1G is a general-purpose NPN transistor commonly used for amplification and switching applications in electronic circuits.

  2. What are the typical operating conditions for the BC847BLT1G?

    • The BC847BLT1G operates under a maximum collector current of 100mA, with a maximum collector-emitter voltage of 45V.

  3. Can the BC847BLT1G be used for audio amplifier circuits?

    • Yes, the BC847BLT1G can be used in low-power audio amplifier circuits due to its general-purpose amplification capabilities.

  4. Is the BC847BLT1G suitable for switching applications?

    • Yes, the BC847BLT1G is commonly used for low-power switching applications in electronic devices.

  5. What are the typical gain characteristics of the BC847BLT1G?

    • The BC847BLT1G has a typical hFE (DC current gain) ranging from 110 to 800, making it suitable for various amplification tasks.

  6. Are there any specific thermal considerations when using the BC847BLT1G?

    • It is important to consider the thermal dissipation of the BC847BLT1G, especially when operating at higher currents, to ensure proper heat management.

  7. Can the BC847BLT1G be used in low-noise amplifier designs?

    • While the BC847BLT1G is not specifically designed for low-noise applications, it can still be utilized in certain low-noise amplifier designs with appropriate circuit considerations.

  8. What are the common package types available for the BC847BLT1G?

    • The BC847BLT1G is commonly available in SOT-23 surface mount packages, which are widely used in modern electronic designs.

  9. Are there any known limitations or drawbacks of using the BC847BLT1G?

    • One limitation of the BC847BLT1G is its relatively low power handling capability, making it unsuitable for high-power applications.

  10. Can the BC847BLT1G be used in battery-powered devices?

    • Yes, the BC847BLT1G's low power consumption and small form factor make it suitable for use in battery-powered devices such as portable electronics.