BC547C-AP: Transistor Encyclopedia Entry

Introduction

The BC547C-AP is a type of bipolar junction transistor (BJT) that belongs to the category of small signal transistors. This entry provides an overview of the BC547C-AP, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Small Signal Transistor
• Use: Amplification and switching applications
• Characteristics: Low power, low noise, high voltage, and current gain
• Package: TO-92
• Essence: NPN silicon epitaxial planar transistor
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Collector-Emitter Voltage (VCEO): 45V
• Collector-Base Voltage (VCBO): 50V
• Emitter-Base Voltage (VEBO): 6V
• Collector Current (IC): 100mA
• Power Dissipation (PD): 500mW
• Transition Frequency (fT): 300MHz

Detailed Pin Configuration

The BC547C-AP transistor has three pins: 1. Collector (C): Connects to the positive supply voltage. 2. Base (B): Controls the transistor's conductivity when a small current is applied. 3. Emitter (E): Connects to the ground or common reference point.

Functional Features

• High voltage and current gain
• Low power consumption
• Suitable for low-frequency amplification and switching applications

Advantages and Disadvantages

Advantages

• Low noise
• Wide operating frequency range
• Economical and widely available

Disadvantages

• Limited power handling capability
• Susceptible to temperature variations

Working Principles

The BC547C-AP operates based on the principles of bipolar junction transistors. When a small current is applied to the base terminal, it controls the larger current flow between the collector and emitter terminals, allowing the transistor to amplify or switch electronic signals.

Detailed Application Field Plans

The BC547C-AP is commonly used in the following applications: - Audio amplifiers - Signal amplification circuits - Switching circuits - Oscillator circuits

Detailed and Complete Alternative Models

Some alternative models to the BC547C-AP include: - 2N3904 - BC548 - 2N2222

In conclusion, the BC547C-AP transistor is a versatile component with various applications in electronics due to its small signal amplification and switching capabilities. Its low power consumption and high voltage gain make it suitable for a wide range of circuit designs.

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