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2SB1259
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2SB1259 Transistor

Product Overview

Category

The 2SB1259 is a bipolar junction PNP transistor.

Use

It is commonly used as an amplifier or switch in electronic circuits.

Characteristics

  • Low power dissipation
  • High current capability
  • Medium voltage rating

Package

The 2SB1259 is typically available in a TO-126 package.

Essence

This transistor is essential for amplifying and switching signals in various electronic applications.

Packaging/Quantity

The 2SB1259 is usually sold 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): 1A
  • Power Dissipation (PD): 1W
  • Transition Frequency (ft): 150MHz
  • Operating Temperature: -55°C to 150°C

Detailed Pin Configuration

The 2SB1259 transistor has three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

  • High current gain
  • Low saturation voltage
  • Fast switching speed

Advantages

  • Suitable for low-power applications
  • Compact TO-126 package
  • Wide operating temperature range

Disadvantages

  • Limited voltage and current ratings compared to other transistors
  • May require heat sinking for high-power applications

Working Principles

The 2SB1259 operates based on the principles of bipolar junction transistors, utilizing the flow of charge carriers to amplify or switch electronic signals.

Detailed Application Field Plans

The 2SB1259 is commonly used in the following applications: - Audio amplifiers - Signal amplification circuits - Switching circuits

Detailed and Complete Alternative Models

Some alternative models to the 2SB1259 include: - 2N3906 - BC557 - S8550

In conclusion, the 2SB1259 transistor is a versatile component suitable for various electronic applications, offering a balance of performance and compactness within its specified parameters.

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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng 2SB1259 sa mga teknikal na solusyon

  1. What is 2SB1259?

    • 2SB1259 is a PNP silicon transistor commonly used in audio amplifier circuits and power supply applications.

  2. What are the key specifications of 2SB1259?

    • The key specifications include a maximum collector current of 3A, a maximum collector-base voltage of 60V, and a maximum power dissipation of 20W.

  3. How is 2SB1259 typically used in audio amplifier circuits?

    • In audio amplifier circuits, 2SB1259 is often used as a driver or output transistor to amplify audio signals with low distortion.

  4. Can 2SB1259 be used in power supply applications?

    • Yes, 2SB1259 can be used in power supply applications to regulate and control the flow of power within the circuit.

  5. What are the typical operating conditions for 2SB1259?

    • The typical operating conditions include a collector current of 1A, a collector-emitter voltage of 60V, and an operating temperature range of -55°C to 150°C.

  6. Are there any common alternative transistors to 2SB1259?

    • Common alternative transistors to 2SB1259 include 2N6259, BD139, and TIP31C, among others.

  7. What are the recommended mounting and handling precautions for 2SB1259?

    • It is recommended to use appropriate heatsinking and ensure proper insulation when mounting 2SB1259 to prevent overheating and damage. Additionally, static discharge precautions should be observed during handling.

  8. Can 2SB1259 be used in high-power applications?

    • While 2SB1259 has a maximum power dissipation of 20W, it may not be suitable for extremely high-power applications and should be used within its specified limits.

  9. What are the typical failure modes of 2SB1259?

    • Typical failure modes include thermal runaway, overcurrent stress, and voltage breakdown due to improper usage or exceeding the specified operating conditions.

  10. Where can I find detailed application notes and circuit examples for using 2SB1259?

    • Detailed application notes and circuit examples for using 2SB1259 can be found in the manufacturer's datasheet, technical reference manuals, and online electronics forums and communities.