ON Semiconductor
Bild kan vara representation.
Se specifikationer för produktinformation.
2N5550
Visa detalj Datablad

2N5550 Transistor

Product Overview

The 2N5550 is a general-purpose PNP bipolar junction transistor (BJT) commonly used in electronic circuits. It falls under the category of discrete semiconductor devices and is widely utilized in amplification, switching, and voltage regulation applications. The transistor exhibits characteristics such as high current gain, low noise, and low power dissipation. It is typically available in a TO-92 package and is sold in quantities suitable for small to medium-scale projects.

Specifications

  • Maximum Collector-Emitter Voltage: 160V
  • Maximum Collector-Base Voltage: 180V
  • Maximum Emitter-Base Voltage: 5V
  • Continuous Collector Current: 600mA
  • Power Dissipation: 625mW
  • Transition Frequency: 150MHz

Detailed Pin Configuration

The 2N5550 transistor has three pins: 1. Collector (C) 2. Base (B) 3. Emitter (E)

Functional Features

The 2N5550 transistor offers high current gain, making it suitable for amplification purposes. It also exhibits low noise, enabling its use in sensitive signal processing applications. Additionally, its low power dissipation makes it an energy-efficient choice for various circuit designs.

Advantages and Disadvantages

Advantages

  • High current gain
  • Low noise
  • Low power dissipation

Disadvantages

  • Moderate transition frequency
  • Limited maximum collector current

Working Principles

In a common-emitter configuration, the 2N5550 transistor amplifies the input signal by controlling the current flow between the collector and emitter terminals based on the base current. This amplification process forms the basis for its application in various electronic circuits.

Detailed Application Field Plans

The 2N5550 transistor finds extensive use in audio amplifiers, voltage regulators, and switching circuits due to its high current gain and low noise characteristics. It is also employed in oscillator circuits and signal processing applications where low power dissipation is crucial.

Detailed and Complete Alternative Models

Some alternative models to the 2N5550 transistor include: - BC557 - 2N3906 - BC558 - 2N4403

In conclusion, the 2N5550 transistor is a versatile component with widespread applications in electronic circuit design, offering high current gain, low noise, and efficient power usage.

[Word Count: 298]

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av 2N5550 i tekniska lösningar

  1. What is the 2N5550 transistor used for?

    • The 2N5550 is a general-purpose NPN bipolar junction transistor commonly used for amplification and switching applications.

  2. What are the typical operating conditions for the 2N5550?

    • The 2N5550 typically operates at a maximum collector current of 600mA, with a maximum collector-emitter voltage of 160V.

  3. How do I determine the pinout of the 2N5550 transistor?

    • The pinout of the 2N5550 transistor is typically Emitter (E), Base (B), and Collector (C) when viewing the flat side with the leads pointing downward.

  4. Can the 2N5550 be used for audio amplifier circuits?

    • Yes, the 2N5550 can be used in low-power audio amplifier circuits due to its moderate current and voltage ratings.

  5. What are some common alternatives to the 2N5550 transistor?

    • Common alternatives to the 2N5550 include the 2N4401, BC547, and BC337 transistors, which have similar characteristics and can be used in its place.

  6. How do I calculate the base resistor for driving the 2N5550 in a switching application?

    • The base resistor can be calculated using the formula: RB = (VCC - VBE) / IB, where VCC is the supply voltage, VBE is the base-emitter voltage, and IB is the base current.

  7. What are the typical gain characteristics of the 2N5550 transistor?

    • The 2N5550 has a typical DC current gain (hFE) ranging from 80 to 300, depending on the operating conditions and biasing.

  8. Can the 2N5550 be used in high-frequency applications?

    • While the 2N5550 can be used in moderate frequency applications, it may not be suitable for very high-frequency applications due to its transition frequency and capacitance characteristics.

  9. What are the thermal considerations for the 2N5550 in power applications?

    • In power applications, proper heat sinking and thermal management should be considered to ensure the 2N5550 operates within its temperature limits to avoid thermal runaway.

  10. Are there any specific precautions to consider when soldering the 2N5550 transistor?

    • When soldering the 2N5550, it's important to minimize the heat exposure to the component and avoid mechanical stress on the leads to prevent damage to the transistor.