BC556CBU - Transistor

Product Overview

Category:

The BC556CBU belongs to the category of transistors.

Use:

It is commonly used as a general-purpose PNP transistor in electronic circuits.

Characteristics:

• Low power, high voltage
• High current gain
• Low noise

Package:

The BC556CBU is typically available in a TO-92 package.

Essence:

This transistor is essential for amplification and switching applications in electronic devices.

Packaging/Quantity:

The BC556CBU is usually sold in reels or tubes containing multiple units, with quantities varying based on supplier and customer requirements.

Specifications

• Collector-Emitter Voltage (VCEO): 65V
• Collector-Base Voltage (VCBO): 80V
• Emitter-Base Voltage (VEBO): 5V
• Collector Current (IC): 100mA
• Power Dissipation (PD): 625mW
• DC Current Gain (hFE): 110-800
• Transition Frequency (fT): 150MHz

Detailed Pin Configuration

The BC556CBU transistor has three pins: Collector (C), Base (B), and Emitter (E). The pin configuration is as follows: - Collector (C) - Pin 1 - Base (B) - Pin 2 - Emitter (E) - Pin 3

Functional Features

• Amplification: The transistor can amplify small input signals to produce larger output signals.
• Switching: It can be used to control the flow of current in electronic circuits, acting as a switch.

Advantages

• High current gain
• Low noise
• Suitable for low-power applications

Disadvantages

• Limited power dissipation capability
• Relatively low collector current rating

Working Principles

The BC556CBU operates based on the principles of semiconductor physics, utilizing the movement of charge carriers to control the flow of current between its terminals. When biased correctly, it amplifies or switches electronic signals effectively.

Detailed Application Field Plans

The BC556CBU is widely used in various electronic applications, including: - Audio amplifiers - Signal processing circuits - Switching circuits - Oscillators

Detailed and Complete Alternative Models

Some alternative models to the BC556CBU include: - BC557 - PNP transistor with similar characteristics - 2N3906 - PNP transistor with comparable specifications - 2N4403 - PNP transistor suitable for similar applications

In conclusion, the BC556CBU transistor is a versatile component with applications across a wide range of electronic circuits, offering high current gain and low noise characteristics. While it has limitations in power dissipation and collector current, it remains a popular choice for low-power amplification and switching tasks.

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