Rohm Semiconductor
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2SB1238TV2Q
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2SB1238TV2Q Encyclopedia Entry

Product Overview

Category:

The 2SB1238TV2Q belongs to the category of semiconductor devices, specifically a PNP transistor.

Use:

This transistor is commonly used in electronic circuits for amplification and switching purposes.

Characteristics:

  • Low power dissipation
  • High current capability
  • High voltage capability
  • Fast switching speed

Package:

The 2SB1238TV2Q is typically available in a TO-220 package, which provides good thermal performance and ease of mounting on a heat sink.

Essence:

The essence of this product lies in its ability to control and amplify electrical signals in various electronic applications.

Packaging/Quantity:

The 2SB1238TV2Q is usually supplied in reels or tubes, with quantities varying based on manufacturer and distributor specifications.

Specifications

  • Collector-Base Voltage (VCBO): 60V
  • Collector-Emitter Voltage (VCEO): 50V
  • Emitter-Base Voltage (VEBO): 5V
  • Collector Current (IC): 7A
  • Power Dissipation (PD): 25W
  • Transition Frequency (fT): 30MHz
  • Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

The 2SB1238TV2Q transistor has three pins: 1. Base (B) 2. Collector (C) 3. Emitter (E)

Functional Features

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

Advantages and Disadvantages

Advantages

  • High current and voltage capability
  • Fast switching speed
  • Low power dissipation

Disadvantages

  • Limited operating temperature range
  • Sensitivity to overvoltage conditions

Working Principles

The 2SB1238TV2Q operates based on the principles of bipolar junction transistors, utilizing the flow of charge carriers to control current and voltage in electronic circuits.

Detailed Application Field Plans

This transistor finds extensive use in audio amplifiers, power supply circuits, motor control, and general electronic switching applications.

Detailed and Complete Alternative Models

  • 2SB772
  • 2SB1184
  • 2SB1560
  • 2SB1647

In conclusion, the 2SB1238TV2Q PNP transistor offers high performance and reliability in various electronic applications, making it a versatile component in modern electronic designs.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van 2SB1238TV2Q in technische oplossingen

  1. What is the 2SB1238TV2Q transistor used for?

    • The 2SB1238TV2Q transistor is commonly used in audio amplifiers, power supplies, and motor control applications.

  2. What are the key specifications of the 2SB1238TV2Q transistor?

    • The 2SB1238TV2Q transistor typically has a maximum collector current of 3A, a maximum collector-emitter voltage of 120V, and a power dissipation of around 25W.

  3. How do I properly bias the 2SB1238TV2Q transistor in my circuit?

    • To bias the 2SB1238TV2Q transistor, you need to ensure that the base-emitter junction is forward biased and the collector-base junction is reverse biased within the specified operating conditions.

  4. Can the 2SB1238TV2Q transistor be used in high-frequency applications?

    • No, the 2SB1238TV2Q transistor is not suitable for high-frequency applications due to its relatively low transition frequency.

  5. What are the typical thermal considerations when using the 2SB1238TV2Q transistor?

    • It's important to consider proper heat sinking and thermal management to ensure the 2SB1238TV2Q transistor operates within its temperature limits, especially in high-power applications.

  6. Are there any common failure modes associated with the 2SB1238TV2Q transistor?

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

  7. Can the 2SB1238TV2Q transistor be used in switching applications?

    • Yes, the 2SB1238TV2Q transistor can be used in low-frequency switching applications, but it's not ideal for high-speed or high-efficiency switching due to its characteristics.

  8. What are some typical circuit configurations where the 2SB1238TV2Q transistor is commonly used?

    • The 2SB1238TV2Q transistor is often used in common emitter and common collector amplifier configurations, as well as in linear voltage regulator circuits.

  9. How do I ensure proper protection of the 2SB1238TV2Q transistor from voltage spikes and transients?

    • Using appropriate clamping diodes, transient voltage suppressors, and ensuring proper decoupling can help protect the 2SB1238TV2Q transistor from voltage spikes and transients.

  10. What are some alternative transistors that can be used as substitutes for the 2SB1238TV2Q?

    • Some alternative transistors that can be used as substitutes include the 2SB772, 2SB688, and 2SB817, among others. Always refer to the datasheets for compatibility and performance comparisons.