2SC3940ASA

Product Overview

Category:

The 2SC3940ASA belongs to the category of semiconductor transistors.

Use:

It is commonly used as an amplifier in electronic circuits.

Characteristics:

• High voltage capability
• Low noise
• High gain

Package:

The 2SC3940ASA is typically available in a TO-92L package.

Essence:

This transistor is essential for amplifying weak electrical signals in various electronic devices.

Packaging/Quantity:

It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

• Maximum Collector-Base Voltage: 120V
• Maximum Collector Current: 50mA
• Power Dissipation: 400mW
• Transition Frequency: 100MHz
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The 2SC3940ASA has three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

• High voltage capability allows for use in various applications.
• Low noise makes it suitable for audio amplification.
• High gain enables effective signal amplification.

Advantages and Disadvantages

Advantages

• High voltage capability
• Low noise
• High gain

Disadvantages

• Limited maximum collector current
• Relatively low power dissipation

Working Principles

The 2SC3940ASA operates based on the principles of bipolar junction transistors, where the flow of current is controlled by the application of a small input signal.

Detailed Application Field Plans

The 2SC3940ASA is widely used in the following applications: - Audio amplifiers - Signal processing circuits - Oscillator circuits

Detailed and Complete Alternative Models

Some alternative models to the 2SC3940ASA include: - 2N3904 - BC547 - 2N2222

In conclusion, the 2SC3940ASA is a versatile semiconductor transistor with high voltage capability, low noise, and high gain, making it suitable for various electronic applications.

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