2SC4944-Y(TE85L,F) Encyclopedia Entry

Product Overview

Category

The 2SC4944-Y(TE85L,F) belongs to the category of semiconductor transistors.

Use

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

Characteristics

• High voltage capability
• Low saturation voltage
• Fast switching speed
• Small package size

Package

The 2SC4944-Y(TE85L,F) is typically available in a small outline transistor (SOT-89) package.

Essence

This transistor is essential for various electronic devices and circuit designs, providing amplification and switching functions.

Packaging/Quantity

It is usually supplied in reels or tubes containing a specific quantity per package, such as 3000 units per reel.

Specifications

• Maximum Collector-Base Voltage: 120V
• Maximum Collector Current: 1A
• Power Dissipation: 1.5W
• Transition Frequency: 150MHz
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The 2SC4944-Y(TE85L,F) typically has three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

• Amplification of weak signals
• Switching high-power loads
• Compatibility with automated assembly processes

Advantages and Disadvantages

Advantages

• High voltage capability
• Fast switching speed
• Compact package size

Disadvantages

• Limited maximum collector current compared to some alternative models
• Sensitive to overvoltage conditions

Working Principles

The 2SC4944-Y(TE85L,F) operates based on the principles of bipolar junction transistors, utilizing the control of current flow between its terminals to amplify or switch electronic signals.

Detailed Application Field Plans

Audio Amplification

The transistor can be used in audio amplifier circuits to boost the strength of audio signals for speakers or headphones.

Power Supply Regulation

In power supply circuits, it can help regulate voltage levels and provide stable power output.

Motor Control

For controlling motors in various applications, the transistor can be employed to switch the motor currents.

Detailed and Complete Alternative Models

• 2N3904
• BC547
• 2N2222
• BC548
• 2N4401

In conclusion, the 2SC4944-Y(TE85L,F) transistor offers high voltage capability, fast switching speed, and compact packaging, making it suitable for a wide range of electronic applications. However, it is important to consider its limitations in maximum collector current and susceptibility to overvoltage conditions when selecting it for specific designs.

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