280PGLF

Basic Information Overview

Category: Electronic Component
Use: Power Amplifier
Characteristics: High Gain, Low Noise
Package: TO-92
Essence: Silicon NPN Transistor
Packaging/Quantity: Bulk, 100 pieces per pack

Specifications and Parameters

Collector Current (Ic): 500mA
Collector-Emitter Voltage (Vceo): 30V
Emitter-Base Voltage (Veb): 5V
Power Dissipation (Pd): 625mW
Transition Frequency (ft): 300MHz
Operating Temperature Range: -55°C to +150°C

Detailed and Complete Pin Configuration

Base (B)
Collector (C)
Emitter (E)

Functional Characteristics

High voltage gain
Low noise figure
Fast switching speed
Good linearity
Wide frequency response

Advantages and Disadvantages

Advantages: - High gain allows for amplification of weak signals - Low noise figure ensures minimal signal distortion - Fast switching speed enables rapid signal processing

Disadvantages: - Limited power handling capability - Narrow operating temperature range

Applicable Range of Products

Audio amplifiers
RF amplifiers
Oscillators
Switching circuits

Working Principles

The 280PGLF is a silicon NPN transistor that operates as an amplifier. When a small input current flows into the base terminal, it controls a larger current flow between the collector and emitter terminals. This amplification process allows the transistor to boost weak signals.

Detailed Application Field Plans

Audio Amplification: The 280PGLF can be used in audio amplifiers to enhance the volume and quality of sound signals.
RF Amplification: It is suitable for amplifying radio frequency signals in communication systems.
Oscillator Circuits: The transistor can be utilized in oscillator circuits to generate stable and precise oscillations.
Switching Circuits: It can be employed in switching circuits to control the flow of current.

Detailed Alternative Models

2N3904
BC547
PN2222
MPSA18
2SC945

5 Common Technical Questions and Answers

Q: What is the maximum collector current of the 280PGLF? A: The maximum collector current is 500mA.
Q: What is the operating temperature range for this transistor? A: The operating temperature range is -55°C to +150°C.
Q: Can the 280PGLF be used as a voltage regulator? A: No, it is primarily designed for amplification purposes.
Q: What is the typical gain of this transistor? A: The typical gain is around 100-300.
Q: Is the 280PGLF suitable for high-frequency applications? A: Yes, it has a transition frequency of 300MHz, making it suitable for such applications.

This encyclopedia entry provides an overview of the 280PGLF transistor, including its basic information, specifications, pin configuration, functional characteristics, advantages and disadvantages, applicable range of products, working principles, detailed application field plans, alternative models, and common technical questions and answers.