STMicroelectronics
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2STC5948
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2STC5948 Product Overview

Introduction

The 2STC5948 is a semiconductor product belonging to the category of power transistors. This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Power Transistor
  • Use: Amplification and switching of electrical signals
  • Characteristics: High power handling capacity, low resistance, and fast switching speed
  • Package: TO-220AB package
  • Essence: NPN Bipolar Junction Transistor (BJT)
  • Packaging/Quantity: Typically packaged individually

Specifications

  • Maximum Collector-Emitter Voltage: 100V
  • Maximum Collector Current: 10A
  • Power Dissipation: 40W
  • Transition Frequency: 30MHz
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

  1. Base (B)
  2. Emitter (E)
  3. Collector (C)

Functional Features

  • High current gain
  • Low saturation voltage
  • Fast switching speed
  • Excellent linearity in amplification

Advantages and Disadvantages

Advantages

  • High power handling capacity
  • Low resistance
  • Fast switching speed
  • Suitable for high-frequency applications

Disadvantages

  • Susceptible to thermal runaway at high currents
  • Limited frequency response compared to field-effect transistors

Working Principles

The 2STC5948 operates based on the principles of bipolar junction transistors. When a small current flows into the base terminal, it controls a larger current flow between the collector and emitter terminals. This allows for amplification and switching of electrical signals.

Detailed Application Field Plans

The 2STC5948 is commonly used in the following applications: - Audio amplifiers - Switching power supplies - Motor control circuits - RF amplifiers

Detailed and Complete Alternative Models

Some alternative models to the 2STC5948 include: - 2N3055 - TIP31 - MJ15003

In conclusion, the 2STC5948 power transistor offers high power handling capacity, fast switching speed, and versatility in various applications, making it a valuable component in electronic circuit design.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق 2STC5948 في الحلول التقنية

  1. What is 2STC5948?

    • 2STC5948 is a high-power NPN silicon transistor commonly used in electronic circuits for amplification and switching applications.

  2. What are the key specifications of 2STC5948?

    • The key specifications include a maximum collector current of 15A, a maximum collector-emitter voltage of 150V, and a power dissipation of 150W.

  3. How can 2STC5948 be used in amplifier circuits?

    • 2STC5948 can be used as a power amplifier in audio and RF applications due to its high current and voltage capabilities.

  4. In what types of switching applications can 2STC5948 be utilized?

    • 2STC5948 can be employed in various switching applications such as motor control, power supplies, and inverters due to its high current handling capacity.

  5. What are the typical operating conditions for 2STC5948?

    • The typical operating conditions include a collector current of 8A, a collector-emitter voltage of 80V, and a base current of 3A.

  6. What are the thermal considerations when using 2STC5948 in technical solutions?

    • Proper heat sinking and thermal management are crucial due to the high power dissipation of 2STC5948 to ensure reliable operation.

  7. Can 2STC5948 be used in automotive applications?

    • Yes, 2STC5948 can be utilized in automotive systems such as electronic ignition, motor control, and power management due to its ruggedness and high power handling capability.

  8. Are there any recommended complementary transistors to use with 2STC5948?

    • Complementary transistors such as 2STA1943 or 2STC5200 can be used with 2STC5948 in push-pull amplifier configurations.

  9. What are the typical failure modes of 2STC5948?

    • Common failure modes include thermal runaway due to inadequate heat dissipation, overvoltage stress leading to breakdown, and excessive current causing device damage.

  10. Where can I find detailed application notes for using 2STC5948 in technical solutions?

    • Detailed application notes and circuit design guidelines for 2STC5948 can be found in the manufacturer's datasheet and application manuals, providing comprehensive information for various technical solutions.