ON Semiconductor
Gambar mungkin merupakan representasi.
Lihat spesifikasi untuk detail produk.
2N4126TFR
Lihat Detail Lembar Data

2N4126TFR

Product Overview

The 2N4126TFR belongs to the category of bipolar junction transistors (BJTs) and is commonly used for amplification and switching applications. This transistor exhibits characteristics such as high current gain, low noise, and low power consumption. It is typically available in a TO-92 package and is essential for various electronic circuits.

Package and Quantity

The 2N4126TFR is commonly packaged in a TO-92 package and is usually available in quantities of 100 or more.

Specifications

  • Maximum Collector-Emitter Voltage: 40V
  • Maximum Collector Current: 200mA
  • DC Current Gain (hFE): 30 - 300
  • Power Dissipation: 625mW
  • Transition Frequency: 250MHz

Detailed Pin Configuration

The 2N4126TFR features three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

  • High current gain
  • Low noise
  • Low power consumption
  • Suitable for small-signal amplification

Advantages

  • Versatile applications in amplification and switching circuits
  • Compact TO-92 package
  • Wide range of current gain (hFE)

Disadvantages

  • Limited maximum collector current compared to other transistors
  • Moderate transition frequency

Working Principles

The 2N4126TFR operates based on the principles of amplification and control of current flow. When a small current flows into the base terminal, it controls a larger current flowing between the collector and emitter terminals, allowing for signal amplification and switching functions.

Detailed Application Field Plans

The 2N4126TFR is widely used in audio amplifiers, signal processing circuits, and low-power switching applications. Its low noise and high current gain make it suitable for use in sensitive electronic equipment.

Detailed and Complete Alternative Models

Some alternative models to the 2N4126TFR include: - 2N3904 - BC547 - 2N2222

In conclusion, the 2N4126TFR is a versatile BJT with applications in amplification and switching circuits. Its compact package, low noise, and high current gain make it an essential component in various electronic devices.

[Word Count: 285]

Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan 2N4126TFR dalam solusi teknis

  1. What is the 2N4126TFR transistor used for?

    • The 2N4126TFR 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 2N4126TFR transistor?

    • The 2N4126TFR has a maximum collector current of 200mA, a maximum collector-emitter voltage of 25V, and a maximum power dissipation of 300mW.

  3. How can the 2N4126TFR be used in amplifier circuits?

    • The 2N4126TFR can be used as a small-signal amplifier in audio and radio frequency (RF) circuits due to its low noise and high gain characteristics.

  4. Can the 2N4126TFR be used for switching applications?

    • Yes, the 2N4126TFR can be used for low-power switching applications such as turning on and off small loads in electronic circuits.

  5. What are the typical operating conditions for the 2N4126TFR?

    • The 2N4126TFR is typically 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 specific considerations for using the 2N4126TFR in high-frequency applications?

    • When used in high-frequency applications, it's important to consider the transistor's transition frequency (ft) and ensure proper impedance matching for optimal performance.

  7. Can the 2N4126TFR be used in audio amplifier designs?

    • Yes, the 2N4126TFR can be utilized in low-power audio amplifier designs, especially for small portable devices and low-wattage audio systems.

  8. What are the typical circuit configurations for the 2N4126TFR?

    • The 2N4126TFR can be configured in common emitter, common base, or common collector configurations depending on the specific application requirements.

  9. Is the 2N4126TFR suitable for battery-operated devices?

    • Yes, the 2N4126TFR's low power dissipation makes it suitable for use in battery-operated devices where power efficiency is crucial.

  10. Are there any recommended alternative transistors to the 2N4126TFR?

    • Some alternative transistors with similar characteristics include the 2N3904, BC547, and 2N2222, which can be considered based on availability and specific design requirements.