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2SD1047
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2SD1047 Transistor

Product Overview

Category:

The 2SD1047 is a high-power NPN silicon transistor.

Use:

It is commonly used in audio amplifier circuits and power switching applications.

Characteristics:

  • High voltage capability
  • High current capability
  • Low saturation voltage

Package:

The 2SD1047 is typically available in a TO-3P package.

Essence:

This transistor is essential for amplifying and switching high-power signals in electronic circuits.

Packaging/Quantity:

The 2SD1047 is usually sold individually or in small quantities, depending on the supplier.

Specifications

  • Collector-Base Voltage (VCBO): 160V
  • Collector-Emitter Voltage (VCEO): 160V
  • Emitter-Base Voltage (VEBO): 5V
  • Collector Current (IC): 12A
  • Power Dissipation (PD): 80W
  • Transition Frequency (fT): 30MHz

Detailed Pin Configuration

The 2SD1047 transistor typically has three pins: 1. Collector (C) 2. Base (B) 3. Emitter (E)

Functional Features

  • High voltage and current handling capabilities
  • Low saturation voltage for efficient switching
  • Suitable for audio amplifier applications

Advantages

  • High power dissipation capability
  • Reliable performance in high-power applications
  • Low saturation voltage reduces power loss

Disadvantages

  • Relatively large package size
  • Limited frequency response compared to smaller signal transistors

Working Principles

The 2SD1047 operates as a current amplifier, allowing a small input current to control a larger output current. In power switching applications, it can rapidly switch high currents on and off, making it suitable for controlling motors, solenoids, and other high-power devices.

Detailed Application Field Plans

The 2SD1047 is commonly used in the following applications: - Audio amplifiers - Power supply circuits - Motor control circuits - Switching regulators

Detailed and Complete Alternative Models

Some alternative models to the 2SD1047 include: - 2SC5200 - MJL21193 - TIP35C

In conclusion, the 2SD1047 transistor is a versatile component with high power-handling capabilities, making it suitable for various audio and power switching applications.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan 2SD1047 dalam solusi teknis

  1. What is the 2SD1047 transistor used for?

    • The 2SD1047 is a high-power NPN transistor commonly used in audio amplifier circuits and power supply applications.

  2. What are the key specifications of the 2SD1047 transistor?

    • The 2SD1047 has a maximum collector current of 12A, a maximum collector-emitter voltage of 140V, and a maximum power dissipation of 150W.

  3. How can I use the 2SD1047 in an audio amplifier circuit?

    • The 2SD1047 can be used as the output transistor in a high-power audio amplifier to drive loudspeakers.

  4. What are the typical operating conditions for the 2SD1047?

    • The 2SD1047 is typically operated with a base current of 3A and a collector current of 8A.

  5. Can the 2SD1047 be used in a switching power supply?

    • Yes, the 2SD1047 can be used in the output stage of a switching power supply to handle high currents and voltages.

  6. What are the common failure modes of the 2SD1047?

    • Common failure modes include thermal runaway due to inadequate heat sinking, overcurrent leading to damage, and voltage spikes causing breakdown.

  7. How should I mount and heatsink the 2SD1047 for proper operation?

    • The 2SD1047 should be mounted on a suitable heatsink to dissipate heat effectively, and proper insulation should be used to prevent electrical shorts.

  8. What are the recommended complementary transistors to use with the 2SD1047?

    • The 2SB817 is a commonly used complementary PNP transistor that pairs well with the 2SD1047 in amplifier and power supply designs.

  9. Can the 2SD1047 be used in high-fidelity audio applications?

    • Yes, the 2SD1047 is often used in high-quality audio amplifiers due to its high power handling capabilities.

  10. Are there any special considerations when designing a circuit with the 2SD1047?

    • It's important to ensure proper biasing, thermal management, and protection circuitry to maximize the performance and reliability of the 2SD1047 in technical solutions.