BC848CWT1G

Product Overview

Category: Transistor
Use: Amplification and switching in electronic circuits
Characteristics: Small signal NPN transistor, low power dissipation, high current gain
Package: SOT-323
Essence: Small signal amplification and switching
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Collector-Emitter Voltage (VCEO): 30V
• Collector-Base Voltage (VCBO): 30V
• Emitter-Base Voltage (VEBO): 5V
• Collector Current (IC): 100mA
• Power Dissipation (PD): 225mW
• Transition Frequency (fT): 250MHz
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The BC848CWT1G transistor has three pins: Collector (C), Base (B), and Emitter (E).

+--+ C | | +--+ B | | +--+ E | | +--+

Functional Features

• High current gain
• Low noise
• Fast switching speed
• Small package size

Advantages and Disadvantages

Advantages: - High current gain allows for small input signals to control larger output signals - Low noise makes it suitable for audio applications - Fast switching speed enables rapid on/off transitions

Disadvantages: - Limited power dissipation capability - Relatively low voltage and current ratings compared to power transistors

Working Principles

The BC848CWT1G operates as a small signal NPN transistor. When a small current flows into the base terminal, it controls a much larger current flowing between the collector and emitter terminals. This property allows the transistor to amplify weak signals or act as a switch in electronic circuits.

Detailed Application Field Plans

1. Audio Amplification: Used in audio amplifier circuits due to its low noise characteristics.
2. Signal Switching: Employed in electronic switches to control the flow of signals.
3. Oscillator Circuits: Utilized in oscillator circuits for generating high-frequency signals.

Detailed and Complete Alternative Models

1. BC847CWT1G: Similar small signal NPN transistor with slightly different specifications.
2. 2N3904: Widely used NPN transistor with comparable characteristics.
3. BC337: General-purpose NPN transistor suitable for various applications.

Note: The alternative models listed above are not exhaustive and serve as examples of similar transistors.

This comprehensive entry provides an in-depth understanding of the BC848CWT1G transistor, including its specifications, functional features, application fields, and alternative models.