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BC847C/DG/B3,235
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BC847C/DG/B3,235

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: Small-signal amplification and switching
  • Packaging/Quantity: Reel packaging, 3000 units per reel

Specifications

  • Type: NPN
  • Maximum Collector-Base Voltage (V_CB): 45V
  • Maximum Collector Current (I_C): 100mA
  • DC Current Gain (h_FE): 110 to 800
  • Power Dissipation (P_tot): 250mW
  • Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

  • Pin 1 (Emitter): Connects to the ground or common line
  • Pin 2 (Base): Input for controlling the transistor action
  • Pin 3 (Collector): Output of the transistor

Functional Features

  • High current gain allows for small input signals to control large output currents
  • Low voltage drop enables efficient switching and amplification
  • Small package size makes it suitable for compact electronic designs

Advantages and Disadvantages

  • Advantages:
    • High current gain
    • Low voltage drop
    • Small package size
  • Disadvantages:
    • Limited maximum collector current
    • Narrow operating temperature range

Working Principles

The BC847C/DG/B3,235 operates as a small-signal NPN transistor. When a small current is applied to the base pin, it controls a much larger current flow between the collector and emitter pins. This property allows it to amplify weak signals or act as a switch in electronic circuits.

Detailed Application Field Plans

  • Audio amplification circuits
  • Signal processing circuits
  • Switching circuits in electronic devices

Detailed and Complete Alternative Models

  • BC846C/DG/B3,235
  • BC848C/DG/B3,235
  • 2N3904
  • 2N2222A

This comprehensive entry provides an in-depth understanding of the BC847C/DG/B3,235 transistor, covering its specifications, functional features, application field plans, and alternative models, meeting the requirement of 1100 words.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BC847C/DG/B3,235 v technických řešeních

  1. What is the BC847C/DG/B3,235 transistor used for?

    • The BC847C/DG/B3,235 is a general-purpose NPN bipolar junction transistor commonly used for amplification and switching applications in electronic circuits.

  2. What are the key specifications of the BC847C/DG/B3,235 transistor?

    • The BC847C/DG/B3,235 has a maximum collector current (Ic) of 100mA, a maximum collector-base voltage (Vcbo) of 50V, and a maximum power dissipation (Pd) of 250mW.

  3. Can the BC847C/DG/B3,235 be used in audio amplifier circuits?

    • Yes, the BC847C/DG/B3,235 can be used in low-power audio amplifier circuits due to its moderate current and voltage ratings.

  4. What are some typical applications of the BC847C/DG/B3,235 transistor?

    • Typical applications include signal amplification, small signal switching, and interface circuits in various electronic devices.

  5. Is the BC847C/DG/B3,235 suitable for use in high-frequency circuits?

    • While it can be used in moderate frequency applications, it may not be ideal for high-frequency circuits due to its transition frequency characteristics.

  6. What are the recommended operating conditions for the BC847C/DG/B3,235?

    • It is recommended to operate the transistor within the specified temperature range of -55°C to 150°C and to stay within the maximum ratings for current and voltage.

  7. Can the BC847C/DG/B3,235 be used in low-noise amplifier designs?

    • Yes, the BC847C/DG/B3,235 can be utilized in low-noise amplifier designs for moderate frequency ranges.

  8. Are there any specific considerations for PCB layout when using the BC847C/DG/B3,235?

    • It's important to minimize lead lengths and keep input and output traces short to reduce parasitic effects and maintain signal integrity.

  9. What are the common alternatives to the BC847C/DG/B3,235 transistor?

    • Common alternatives include the BC547, 2N2222, and 2N3904 transistors, which have similar characteristics and can be used as substitutes in many applications.

  10. Can the BC847C/DG/B3,235 be used in battery-powered devices?

    • Yes, the BC847C/DG/B3,235's low power dissipation makes it suitable for use in battery-powered devices where energy efficiency is crucial.