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BC558BTFR
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BC558BTFR Transistor

Product Overview

Category

The BC558BTFR transistor belongs to the category of PNP transistors.

Use

It is commonly used as an amplifier or switch in electronic circuits.

Characteristics

  • Low power, medium voltage
  • High current gain
  • Low noise

Package

The BC558BTFR transistor is typically available in a TO-92 package.

Essence

This transistor is essential for amplifying and switching signals in various electronic applications.

Packaging/Quantity

It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Collector-Emitter Voltage (VCEO): 30V
  • Collector-Base Voltage (VCBO): 30V
  • Emitter-Base Voltage (VEBO): 5V
  • Collector Current (IC): 100mA
  • Power Dissipation (PD): 625mW
  • DC Current Gain (hFE): 110 - 800
  • Transition Frequency (fT): 150MHz

Detailed Pin Configuration

The BC558BTFR transistor has three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

  • High current gain allows for small base current to control larger collector current.
  • Low noise makes it suitable for audio applications.
  • Medium voltage capability enables use in a wide range of circuits.

Advantages

  • High current gain
  • Low noise
  • Versatile applications

Disadvantages

  • Limited voltage and current handling capabilities compared to other transistors
  • Relatively low transition frequency

Working Principles

The BC558BTFR operates based on the principles of bipolar junction transistors, where the flow of current between the collector and emitter is controlled by the base current.

Detailed Application Field Plans

Audio Amplification

The transistor can be used in audio amplifiers due to its low noise characteristics.

Switching Circuits

Its high current gain makes it suitable for controlling larger currents in switching applications.

Oscillator Circuits

In oscillator circuits, the BC558BTFR can be utilized for generating oscillations at moderate frequencies.

Detailed and Complete Alternative Models

Some alternative models to the BC558BTFR include: - BC557: Similar PNP transistor with slightly different characteristics - 2N3906: Another PNP transistor commonly used in similar applications

In conclusion, the BC558BTFR transistor is a versatile component with applications in amplification, switching, and oscillation circuits. Its high current gain and low noise make it suitable for various electronic designs, although its limitations in voltage and current handling should be considered when selecting alternative models for specific applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de BC558BTFR en soluciones técnicas

  1. What is the BC558BTFR transistor used for?

    • The BC558BTFR is a PNP bipolar junction transistor commonly used for amplification and switching applications in electronic circuits.

  2. What are the key specifications of the BC558BTFR transistor?

    • The BC558BTFR transistor typically has a maximum collector current (Ic) of 100mA, a maximum collector-base voltage (Vcbo) of 30V, and a maximum emitter-base voltage (Vbe) of 5V.

  3. How can I use the BC558BTFR transistor as an amplifier?

    • The BC558BTFR can be used as an audio or general-purpose amplifier by configuring it in common emitter mode with appropriate biasing and coupling components.

  4. Can the BC558BTFR be used for low-power switching applications?

    • Yes, the BC558BTFR can be utilized for low-power switching applications such as driving small relays, LEDs, or other low-current loads.

  5. What are the typical operating conditions for the BC558BTFR transistor?

    • The BC558BTFR is commonly operated within a temperature range of -55°C to 150°C and is suitable for use in various electronic devices and equipment.

  6. Are there any alternative transistors that can be used in place of the BC558BTFR?

    • Yes, similar PNP transistors like BC557, 2N3906, or 2N4403 can be used as substitutes for the BC558BTFR in many applications.

  7. How do I determine the pinout of the BC558BTFR transistor?

    • The pinout of the BC558BTFR transistor is typically identified by referring to its datasheet, which provides detailed information about the pin configuration.

  8. What are the typical applications of the BC558BTFR in technical solutions?

    • The BC558BTFR transistor is commonly used in audio amplifiers, signal processing circuits, voltage regulators, and other low-power electronic applications.

  9. What precautions should be taken when using the BC558BTFR in a circuit?

    • It's important to ensure proper heat sinking if the transistor is expected to dissipate significant power, and to avoid exceeding its maximum ratings for current, voltage, and power dissipation.

  10. Where can I purchase the BC558BTFR transistor?

    • The BC558BTFR transistor can be purchased from electronic component distributors, online retailers, or directly from semiconductor manufacturers.