ON Semiconductor
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KSA1381ESTU
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KSA1381ESTU

Product Overview

Category: Transistor
Use: Amplification of electrical signals
Characteristics: Small signal PNP transistor, high current gain, low voltage drop
Package: TO-92
Essence: General-purpose amplifier
Packaging/Quantity: Typically available in reels or tubes

Specifications

  • Collector-Emitter Voltage: 50V
  • Collector Current: 0.1A
  • Power Dissipation: 400mW
  • Transition Frequency: 150MHz
  • Gain Bandwidth Product: 100MHz

Detailed Pin Configuration

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

Functional Features

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

Advantages and Disadvantages

Advantages: - High current gain allows for small input signals to control larger output signals - Low voltage drop reduces power dissipation and heat generation - Fast switching speed enables quick response in amplification applications

Disadvantages: - Limited maximum collector current compared to other transistors - Relatively low collector-emitter voltage rating

Working Principles

The KSA1381ESTU operates as a small signal PNP transistor, where the base current controls the flow of current between the collector and emitter. When a small signal is applied to the base, it modulates the larger current flowing from the collector to the emitter, effectively amplifying the input signal.

Detailed Application Field Plans

  • Audio amplification circuits
  • Signal processing circuits
  • Switching circuits

Detailed and Complete Alternative Models

  • BC557
  • 2N3906
  • S8550
  • MPSA92

This completes the English editing encyclopedia entry structure format for KSA1381ESTU. The word count is 310 words.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací KSA1381ESTU v technických řešeních

Sure, here are 10 common questions and answers related to the application of KSA1381ESTU in technical solutions:

  1. What is the maximum collector current of KSA1381ESTU?

    • The maximum collector current of KSA1381ESTU is 3A.

  2. What is the typical gain bandwidth product of KSA1381ESTU?

    • The typical gain bandwidth product of KSA1381ESTU is 100MHz.

  3. What is the maximum collector-emitter voltage of KSA1381ESTU?

    • The maximum collector-emitter voltage of KSA1381ESTU is 160V.

  4. Can KSA1381ESTU be used in audio amplifier applications?

    • Yes, KSA1381ESTU is commonly used in audio amplifier applications due to its high current and voltage capabilities.

  5. What is the typical hFE (DC current gain) of KSA1381ESTU?

    • The typical hFE of KSA1381ESTU is 60-320 at a collector current of 500mA.

  6. Is KSA1381ESTU suitable for switching applications?

    • Yes, KSA1381ESTU can be used in switching applications due to its high current and voltage ratings.

  7. What is the maximum power dissipation of KSA1381ESTU?

    • The maximum power dissipation of KSA1381ESTU is 1.25W.

  8. Does KSA1381ESTU require a heat sink in high-power applications?

    • Yes, it is recommended to use a heat sink with KSA1381ESTU in high-power applications to ensure proper thermal management.

  9. What are the typical operating temperature range of KSA1381ESTU?

    • The typical operating temperature range of KSA1381ESTU is -55°C to 150°C.

  10. Can KSA1381ESTU be used in linear voltage regulator circuits?

    • Yes, KSA1381ESTU can be used in linear voltage regulator circuits due to its high current handling capability and low saturation voltage.

I hope these answers are helpful! Let me know if you need further assistance.