Rohm Semiconductor
Kuva saattaa olla esitys.
Katso tuotteen tekniset tiedot.
2SD1757KT146Q
Näytä Yksityiskohdat DataSheets

2SD1757KT146Q

Product Overview

Category

The 2SD1757KT146Q belongs to the category of semiconductor devices.

Use

It is commonly used as a power transistor in electronic circuits.

Characteristics

  • High voltage capability
  • Low collector-emitter saturation voltage
  • Fast switching speed

Package

The 2SD1757KT146Q is typically available in a TO-220F package.

Essence

This product serves as a crucial component in power supply and amplification circuits.

Packaging/Quantity

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

Specifications

  • Maximum Collector-Emitter Voltage: Vce = 150V
  • Maximum Collector Current: Ic = 8A
  • Power Dissipation: Pd = 25W
  • Transition Frequency: ft = 30MHz
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The 2SD1757KT146Q typically features three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

  • High voltage capability allows for use in various power applications.
  • Low collector-emitter saturation voltage minimizes power loss during operation.
  • Fast switching speed enables efficient performance in switching circuits.

Advantages and Disadvantages

Advantages

  • Suitable for high voltage applications
  • Low power dissipation
  • Fast switching speed

Disadvantages

  • Limited maximum collector current compared to some alternative models
  • Relatively narrow operating temperature range

Working Principles

The 2SD1757KT146Q operates based on the principles of bipolar junction transistors, utilizing its three terminals to control the flow of current through the device.

Detailed Application Field Plans

Power Supply Circuits

The 2SD1757KT146Q can be utilized in various power supply designs due to its high voltage capability and low power dissipation.

Amplification Circuits

In audio amplifiers and other signal amplification applications, this transistor can be employed to provide efficient signal amplification.

Detailed and Complete Alternative Models

  • 2SD882
  • 2N3055
  • MJL3281A
  • TIP31C

These alternative models offer similar functionality and can be considered as substitutes for the 2SD1757KT146Q in different applications.

In conclusion, the 2SD1757KT146Q is a versatile power transistor with high voltage capability, fast switching speed, and low power dissipation, making it suitable for various electronic applications.

Word Count: 398

Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät 2SD1757KT146Q :n soveltamiseen teknisissä ratkaisuissa

  1. What is the 2SD1757KT146Q transistor used for?

    • The 2SD1757KT146Q 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 2SD1757KT146Q transistor?

    • The 2SD1757KT146Q has a maximum collector-emitter voltage of 700V, a continuous collector current of 3A, and a transition frequency of 30MHz.

  3. Can the 2SD1757KT146Q be used in audio amplifier circuits?

    • Yes, the 2SD1757KT146Q can be used in audio amplifier circuits, especially in applications where high voltage and fast switching are required.

  4. Is the 2SD1757KT146Q suitable for use in flyback converter designs?

    • Yes, the 2SD1757KT146Q is suitable for use in flyback converter designs due to its high voltage and fast switching capabilities.

  5. What are the typical thermal characteristics of the 2SD1757KT146Q?

    • The 2SD1757KT146Q has a thermal resistance from junction to case (RthJC) of 4°C/W, making it suitable for applications where heat dissipation is important.

  6. Does the 2SD1757KT146Q require a heatsink in typical applications?

    • Yes, due to its thermal characteristics, it is recommended to use a heatsink when using the 2SD1757KT146Q in applications that involve significant power dissipation.

  7. Can the 2SD1757KT146Q be used in high-frequency switching applications?

    • Yes, the 2SD1757KT146Q has a transition frequency of 30MHz, making it suitable for high-frequency switching applications.

  8. What are the common failure modes of the 2SD1757KT146Q?

    • Common failure modes include overvoltage stress, overcurrent stress, and excessive junction temperature, which can lead to breakdown or degradation of the transistor.

  9. Are there any recommended protection measures when using the 2SD1757KT146Q in circuits?

    • It is recommended to use appropriate overvoltage and overcurrent protection circuits to safeguard the 2SD1757KT146Q from potential stress conditions.

  10. Where can I find detailed application notes for using the 2SD1757KT146Q in technical solutions?

    • Detailed application notes for the 2SD1757KT146Q can be found in the manufacturer's datasheet, which provides comprehensive guidance on its usage in various technical solutions.