ON Semiconductor
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TIP125G
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TIP125G Transistor

Product Overview

Category

The TIP125G transistor belongs to the category of power transistors.

Use

It is commonly used for amplification and switching applications in electronic circuits.

Characteristics

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

Package

The TIP125G is typically available in a TO-220 package.

Essence

The essence of the TIP125G transistor lies in its ability to handle high power and high voltage applications.

Packaging/Quantity

The TIP125G is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

  • Collector-Emitter Voltage (VCEO): 60V
  • Collector-Base Voltage (VCBO): 60V
  • Emitter-Base Voltage (VEBO): 5V
  • Collector Current (IC): 5A
  • Power Dissipation (PD): 65W
  • Transition Frequency (fT): 3MHz

Detailed Pin Configuration

The TIP125G transistor has a standard pin configuration with three pins: collector, base, and emitter. The pinout is as follows: - Pin 1: Emitter - Pin 2: Base - Pin 3: Collector

Functional Features

  • High voltage and current handling capabilities
  • Low saturation voltage
  • Fast switching speed

Advantages

  • Suitable for high-power applications
  • Low saturation voltage reduces power loss
  • Fast switching speed allows for efficient operation in switching circuits

Disadvantages

  • May require heat sinking in high-power applications
  • Limited frequency response compared to specialized RF transistors

Working Principles

The TIP125G operates based on the principles of bipolar junction transistors, utilizing the control of current flow between its terminals to amplify or switch electronic signals.

Detailed Application Field Plans

The TIP125G transistor finds extensive use in various applications, including: - Audio amplifiers - Power supply circuits - Motor control systems - LED drivers - Switching regulators

Detailed and Complete Alternative Models

Some alternative models to the TIP125G include: - TIP120 - TIP121 - TIP122 - TIP126 - TIP127

In summary, the TIP125G transistor is a versatile component with high voltage and current capabilities, making it suitable for a wide range of power-related applications.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням TIP125G у технічних рішеннях

  1. What is TIP125G?

    • TIP125G is a PNP Darlington transistor commonly used in electronic circuits for amplification and switching applications.

  2. What are the key specifications of TIP125G?

    • The TIP125G has a maximum collector current of 5A, a maximum collector-emitter voltage of 60V, and a DC current gain (hFE) of 1000 at a collector current of 3A.

  3. How can TIP125G be used in amplifier circuits?

    • TIP125G can be used as a power amplifier to amplify weak signals in audio or other low-power applications.

  4. In what types of switching applications is TIP125G commonly used?

    • TIP125G is often used in high-current switching applications such as motor control, relay drivers, and solenoid drivers.

  5. What are the typical operating conditions for TIP125G?

    • TIP125G is typically operated within a temperature range of -65°C to 150°C and requires a base current of 120mA for proper saturation.

  6. Can TIP125G be used in automotive applications?

    • Yes, TIP125G is suitable for use in automotive systems such as power window controls, door lock actuators, and other similar applications.

  7. What are the common failure modes of TIP125G?

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

  8. How should TIP125G be mounted on a PCB?

    • TIP125G should be mounted on a heatsink if it is expected to dissipate significant power, and care should be taken to ensure proper thermal management.

  9. Are there any recommended alternative transistors to TIP125G?

    • Some alternative transistors with similar characteristics include TIP120G, TIP126G, and TIP127G, which may be suitable replacements depending on the specific application requirements.

  10. Where can I find detailed application notes for using TIP125G in technical solutions?

    • Detailed application notes for TIP125G can be found in the manufacturer's datasheet, as well as in various electronics textbooks and online resources dedicated to transistor applications.