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2N1806
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2N1806 Transistor

Product Overview

Category:

The 2N1806 is a general-purpose PNP bipolar junction transistor (BJT).

Use:

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

Characteristics:

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

Package:

The 2N1806 is typically available in a TO-39 metal can package.

Essence:

This transistor is essential for designing various electronic circuits due to its versatile characteristics.

Packaging/Quantity:

It is usually sold in reels or tubes, with quantities varying based on the supplier.

Specifications

  • Collector-Emitter Voltage: -40V
  • Collector-Base Voltage: -60V
  • Emitter-Base Voltage: -5V
  • Collector Current: -600mA
  • Power Dissipation: 625mW
  • Transition Frequency: 100MHz
  • Operating Temperature: -65°C to +200°C

Detailed Pin Configuration

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

Functional Features

  • High current gain allows for small base current requirements.
  • Low power dissipation makes it suitable for low-power applications.
  • Medium voltage capability enables use in a wide range of circuits.

Advantages

  • Versatile application in amplification and switching circuits.
  • Small form factor and ease of use in circuit design.

Disadvantages

  • Limited voltage and current ratings compared to higher-power transistors.
  • Sensitive to temperature variations.

Working Principles

The 2N1806 operates as a current-controlled switch or amplifier. When a small current flows into the base terminal, a larger current flows between the collector and emitter terminals, allowing for signal amplification or switching functions.

Detailed Application Field Plans

The 2N1806 is widely used in: - Audio amplifiers - Signal processing circuits - Switching regulators - Oscillator circuits

Detailed and Complete Alternative Models

  • 2N3904
  • BC557
  • 2N4403
  • BC558

In conclusion, the 2N1806 transistor is a versatile component with a wide range of applications in electronic circuits, offering a balance of current gain, voltage capability, and power dissipation suitable for various low-power designs.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan 2N1806 dalam solusi teknis

  1. What is the 2N1806 transistor used for?

    • The 2N1806 transistor is commonly used for general-purpose amplification and switching applications.

  2. What are the key specifications of the 2N1806 transistor?

    • The 2N1806 is a PNP bipolar junction transistor (BJT) with a maximum collector current of 600mA, a maximum collector-emitter voltage of 40V, and a maximum power dissipation of 625mW.

  3. How can I identify the pinout of the 2N1806 transistor?

    • The pinout of the 2N1806 transistor is typically identified as the emitter (E), base (B), and collector (C) pins.

  4. What are some common circuit configurations using the 2N1806 transistor?

    • The 2N1806 transistor can be used in common emitter, common collector, and common base configurations for various amplification and switching purposes.

  5. What are the typical applications of the 2N1806 transistor?

    • The 2N1806 transistor is often used in audio amplifiers, signal processing circuits, voltage regulators, and low-power switching applications.

  6. What are the important considerations when designing a circuit with the 2N1806 transistor?

    • It's crucial to consider the operating conditions, biasing, thermal management, and load requirements to ensure proper performance and reliability.

  7. What are the potential alternatives to the 2N1806 transistor?

    • Some alternatives to the 2N1806 include the 2N3906, BC557, and BC558 transistors, which have similar characteristics and can be used in comparable applications.

  8. How do I calculate the biasing resistors for the 2N1806 transistor in a specific circuit?

    • The biasing resistors can be calculated using the transistor's base-emitter voltage, desired collector current, and the operating conditions of the circuit.

  9. What are the typical operating temperature ranges for the 2N1806 transistor?

    • The 2N1806 transistor can typically operate within a temperature range of -65°C to 150°C, but it's essential to refer to the manufacturer's datasheet for precise details.

  10. How can I improve the reliability of a circuit using the 2N1806 transistor?

    • Ensuring proper heat sinking, avoiding overcurrent conditions, and protecting against voltage spikes can enhance the reliability of a circuit utilizing the 2N1806 transistor.