ON Semiconductor
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MJE270
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MJE270 Transistor

Product Overview

Category

The MJE270 transistor belongs to the category of bipolar junction transistors (BJTs).

Use

It is commonly used as a general-purpose switching and amplification component in electronic circuits.

Characteristics

  • High current gain
  • Low saturation voltage
  • Fast switching speed

Package

The MJE270 is typically available in a TO-126 package.

Essence

The essence of the MJE270 transistor lies in its ability to amplify and switch electronic signals with high efficiency.

Packaging/Quantity

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

Specifications

  • Collector-Base Voltage (VCBO): 40V
  • Collector-Emitter Voltage (VCEO): 30V
  • Emitter-Base Voltage (VEBO): 5V
  • Collector Current (IC): 0.5A
  • Power Dissipation (PD): 2W
  • Transition Frequency (fT): 50MHz

Detailed Pin Configuration

The MJE270 transistor has three pins: 1. Collector (C) 2. Base (B) 3. Emitter (E)

Functional Features

  • High current gain allows for efficient signal amplification.
  • Low saturation voltage enables fast switching between on and off states.
  • Suitable for use in low-power applications due to its power dissipation rating.

Advantages and Disadvantages

Advantages

  • High current gain
  • Low saturation voltage
  • Fast switching speed

Disadvantages

  • Limited collector current compared to higher-power transistors
  • Lower voltage and power ratings compared to other transistors in its class

Working Principles

The MJE270 operates based on the principles of controlling current flow using the application of small input signals at the base terminal. This control allows for amplification and switching of electronic signals within a circuit.

Detailed Application Field Plans

The MJE270 transistor finds applications in various electronic circuits, including: - Audio amplifiers - Switching circuits - Signal amplification stages in electronic equipment

Detailed and Complete Alternative Models

Some alternative models to the MJE270 transistor include: - MJE350 - MJE2955 - 2N3904

In conclusion, the MJE270 transistor is a versatile component with applications in both amplification and switching circuits. Its high current gain, low saturation voltage, and fast switching speed make it suitable for a wide range of electronic applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan MJE270 dalam solusi teknis

Sure, here are 10 common questions and answers related to the application of MJE270 in technical solutions:

  1. What is MJE270?

    • MJE270 is a high voltage NPN transistor used for general purpose amplification and switching applications.

  2. What are the typical applications of MJE270?

    • MJE270 is commonly used in audio amplifiers, power supply circuits, motor control, and other general purpose electronic circuits.

  3. What is the maximum collector-emitter voltage (VCEO) of MJE270?

    • The maximum collector-emitter voltage (VCEO) of MJE270 is 100V.

  4. What is the maximum collector current (IC) of MJE270?

    • The maximum collector current (IC) of MJE270 is 4A.

  5. What is the gain (hFE) of MJE270?

    • The gain (hFE) of MJE270 typically ranges from 30 to 300 at a collector current of 500mA.

  6. Can MJE270 be used for high frequency applications?

    • MJE270 is not specifically designed for high frequency applications, but it can be used in low to moderate frequency circuits.

  7. Is MJE270 suitable for use in switching applications?

    • Yes, MJE270 can be used in switching applications due to its high collector current capability and fast switching characteristics.

  8. What are the thermal characteristics of MJE270?

    • MJE270 has a maximum junction temperature of 150°C and a thermal resistance from junction to case (RθJC) of 3.13°C/W.

  9. Can MJE270 be used in automotive electronics?

    • Yes, MJE270 can be used in automotive electronics for various applications such as lighting control, motor drive, and power management.

  10. Are there any specific considerations for using MJE270 in heat-sensitive environments?

    • In heat-sensitive environments, proper heat sinking and thermal management should be considered to ensure the reliable operation of MJE270.

I hope these answers provide the information you were looking for! Let me know if you need further details on any of these questions.