ON Semiconductor
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2SA1943OTU
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2SA1943OTU

Product Overview

Category: Electronic Component
Use: Power Amplifier Transistor
Characteristics: High power, high voltage, audio amplifier applications
Package: TO-3P
Essence: Silicon NPN Epitaxial Planar Transistor
Packaging/Quantity: Bulk packaging, quantity varies

Specifications

  • Maximum Collector-Emitter Voltage: 230V
  • Maximum Collector Current: 15A
  • Power Dissipation: 150W
  • Transition Frequency: 30MHz
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

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

Functional Features

  • High power and voltage capability
  • Low distortion in audio amplifier applications
  • Wide operating temperature range

Advantages

  • Suitable for high-power audio amplification
  • Robust construction for reliable performance
  • Wide operating temperature range allows for versatile use

Disadvantages

  • Higher cost compared to lower power transistors
  • Requires careful heat dissipation management due to high power capabilities

Working Principles

The 2SA1943OTU operates as an NPN transistor, allowing it to amplify signals in audio applications by controlling the flow of current between its collector and emitter terminals. Its silicon epitaxial planar construction enables it to handle high power and voltage levels with low distortion.

Detailed Application Field Plans

  • Audio amplifiers
  • High-power speaker systems
  • Professional audio equipment

Detailed and Complete Alternative Models

  • 2SC5200
  • MJL4281A
  • MJL4302A

This comprehensive entry provides a detailed overview of the 2SA1943OTU, covering its specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 2SA1943OTU en soluciones técnicas

  1. What is the maximum collector current of 2SA1943OTU?

    • The maximum collector current of 2SA1943OTU is 15A.

  2. What is the maximum collector-emitter voltage of 2SA1943OTU?

    • The maximum collector-emitter voltage of 2SA1943OTU is 230V.

  3. What is the power dissipation of 2SA1943OTU?

    • The power dissipation of 2SA1943OTU is 150W.

  4. What are the typical applications of 2SA1943OTU?

    • 2SA1943OTU is commonly used in audio amplifier circuits, power supply circuits, and high-power switching applications.

  5. What is the gain bandwidth product of 2SA1943OTU?

    • The gain bandwidth product of 2SA1943OTU is typically around 30MHz.

  6. What is the operating temperature range of 2SA1943OTU?

    • The operating temperature range of 2SA1943OTU is -55°C to 150°C.

  7. Is 2SA1943OTU suitable for high-fidelity audio amplifiers?

    • Yes, 2SA1943OTU is well-suited for high-fidelity audio amplifiers due to its high power handling and low distortion characteristics.

  8. Can 2SA1943OTU be used in parallel to increase current capability?

    • Yes, 2SA1943OTU can be used in parallel to increase the overall current-handling capability in high-power applications.

  9. What are the key features of 2SA1943OTU?

    • Some key features of 2SA1943OTU include high current capability, low saturation voltage, and excellent linearity.

  10. Are there any specific considerations for driving 2SA1943OTU in a circuit?

    • It's important to ensure proper heat sinking and thermal management when using 2SA1943OTU in high-power applications to prevent overheating and maintain reliability.