Rohm Semiconductor
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2SD1766T100Q
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2SD1766T100Q

Product Overview

  • Category: Transistor
  • Use: Amplification and switching in electronic circuits
  • Characteristics: High voltage, high current capability
  • Package: TO-220F
  • Essence: Power transistor for general-purpose applications
  • Packaging/Quantity: Bulk packaging, quantity varies by supplier

Specifications

  • Voltage Rating: 60V
  • Current Rating: 5A
  • Power Dissipation: 25W
  • Gain (hFE): 40-320
  • Frequency Range: Up to 3MHz
  • Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

The 2SD1766T100Q transistor has a standard TO-220F package with three leads: 1. Collector (C): Connected to the positive supply voltage in most applications 2. Base (B): Controls the transistor's conductivity 3. Emitter (E): Connected to the ground or negative supply voltage

Functional Features

  • High voltage capability allows for use in various power applications
  • Low saturation voltage enables efficient switching
  • Wide frequency range supports diverse circuit designs

Advantages and Disadvantages

Advantages

  • Versatile application in amplification and switching circuits
  • High current and voltage ratings for robust performance
  • Low saturation voltage for energy-efficient operation

Disadvantages

  • Limited frequency range compared to specialized transistors
  • Higher cost compared to lower-rated transistors

Working Principles

The 2SD1766T100Q operates based on the principles of bipolar junction transistors (BJTs). When a small current flows into the base terminal, it controls a much larger current between the collector and emitter terminals, allowing for amplification or switching of signals.

Detailed Application Field Plans

This transistor is commonly used in audio amplifiers, power supplies, motor control circuits, and voltage regulators. Its high current and voltage ratings make it suitable for applications requiring robust power handling capabilities.

Detailed and Complete Alternative Models

  • 2SD882
  • TIP31C
  • MJL21193
  • MJE3055T
  • BD139

In conclusion, the 2SD1766T100Q transistor offers high voltage and current capabilities, making it suitable for a wide range of power applications. Its robust performance, along with its versatile nature, makes it a popular choice in electronic circuit design.

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Énumérez 10 questions et réponses courantes liées à l'application de 2SD1766T100Q dans les solutions techniques

  1. What is the 2SD1766T100Q transistor used for?

    • The 2SD1766T100Q is a high-voltage, high-speed switching transistor commonly used in power supply and motor control applications.

  2. What are the key specifications of the 2SD1766T100Q?

    • The 2SD1766T100Q has a collector-emitter voltage (Vce) of 400V, a collector current (Ic) of 3A, and a transition frequency (ft) of 30MHz.

  3. How is the 2SD1766T100Q typically employed in power supply designs?

    • It is often used as a switching element in flyback or forward converter circuits due to its high voltage and current capabilities.

  4. Can the 2SD1766T100Q be used in motor control applications?

    • Yes, it can be utilized in motor drive circuits to switch high currents and voltages required for controlling motors.

  5. What are the thermal considerations when using the 2SD1766T100Q in a design?

    • Proper heat sinking and thermal management are crucial due to the high power dissipation characteristics of this transistor.

  6. Are there any specific precautions to consider when designing with the 2SD1766T100Q?

    • Ensuring proper drive circuitry and protection against overcurrent and overvoltage conditions is important to prevent damage to the transistor.

  7. What are the typical failure modes of the 2SD1766T100Q?

    • Common failure modes include thermal overstress, overcurrent, and voltage spikes, which can lead to degradation or permanent damage.

  8. Can the 2SD1766T100Q be used in audio amplifier applications?

    • While it is not typically used in audio amplifiers due to its primary application in power supply and motor control, it can be employed in certain high-power audio amplification scenarios.

  9. What are some alternative transistors that can be used in place of the 2SD1766T100Q?

    • Alternatives include transistors with similar voltage and current ratings such as the 2SC5200 or the MJL4281A, depending on the specific application requirements.

  10. Where can I find detailed application notes and reference designs for the 2SD1766T100Q?

    • Detailed application notes and reference designs can often be found in the manufacturer's datasheet, as well as in technical literature and application guides related to power electronics and motor control circuits.