ON Semiconductor
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BC558BTAR
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BC558BTAR

Product Overview

Category: Transistor
Use: Amplification and switching in electronic circuits
Characteristics: Low power, low noise, high voltage, PNP type
Package: TO-92
Essence: Small signal transistor
Packaging/Quantity: Bulk packaging, 100 pieces per pack

Specifications

  • Collector-Emitter Voltage: -30V
  • Collector-Base Voltage: -30V
  • Emitter-Base Voltage: -5V
  • Collector Current: -100mA
  • Power Dissipation: 625mW
  • Transition Frequency: 100MHz
  • Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

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

Functional Features

  • High current gain
  • Low noise
  • Suitable for audio amplification

Advantages

  • Low power consumption
  • High voltage capability
  • Versatile applications

Disadvantages

  • Limited frequency response
  • Sensitive to temperature variations

Working Principles

The BC558BTAR is a PNP bipolar junction transistor designed for general-purpose amplification and switching applications. When used as an amplifier, the base-emitter junction is forward-biased, allowing a small input current to control a larger output current from the collector to the emitter. In switching applications, the transistor can be turned on or off by controlling the base current.

Detailed Application Field Plans

  1. Audio Amplification: The BC558BTAR is commonly used in low-power audio amplifiers due to its low noise characteristics and high current gain.
  2. Signal Switching: It can be employed in electronic switches to control the flow of signals in various circuits.
  3. Oscillator Circuits: The transistor can be utilized in oscillator circuits for generating oscillating signals in electronic devices.

Detailed and Complete Alternative Models

  1. BC557B
  2. 2N3906
  3. 2N4403
  4. 2N2907A

This completes the entry for BC558BTAR in the English editing encyclopedia format.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BC558BTAR v technických řešeních

  1. What is the BC558BTAR transistor used for?

    • The BC558BTAR is a PNP bipolar junction transistor commonly used for amplification and switching applications in electronic circuits.

  2. What are the key specifications of the BC558BTAR transistor?

    • The BC558BTAR transistor typically has a maximum collector current (Ic) of 100mA, a maximum collector-base voltage (Vcbo) of -30V, and a maximum emitter-base voltage (Vcbo) of -5V.

  3. How can I identify the pin configuration of the BC558BTAR transistor?

    • The BC558BTAR transistor typically has three pins: the emitter, base, and collector. The pinout configuration is usually Emitter-Base-Collector (EBC).

  4. What are some common applications of the BC558BTAR transistor?

    • The BC558BTAR transistor is commonly used in audio amplifiers, signal processing circuits, and general purpose switching applications.

  5. What are the typical operating conditions for the BC558BTAR transistor?

    • The BC558BTAR transistor is typically operated within a temperature range of -55°C to 150°C and is suitable for low-power applications.

  6. Can the BC558BTAR transistor be used for high-frequency applications?

    • The BC558BTAR transistor is not typically recommended for high-frequency applications due to its relatively low transition frequency.

  7. What are the important considerations when designing a circuit with the BC558BTAR transistor?

    • It's important to consider the biasing, load conditions, and thermal management to ensure proper operation and reliability of the BC558BTAR transistor.

  8. Are there any common alternatives to the BC558BTAR transistor?

    • Common alternatives to the BC558BTAR include the BC557, 2N3906, and 2N4403 transistors, which have similar characteristics and pin configurations.

  9. What are the typical gain characteristics of the BC558BTAR transistor?

    • The BC558BTAR transistor typically has a DC current gain (hfe) ranging from 110 to 800, depending on the operating conditions.

  10. Where can I find detailed datasheets and application notes for the BC558BTAR transistor?

    • Detailed datasheets and application notes for the BC558BTAR transistor can be found on semiconductor manufacturer websites or distributor platforms.