BF820W,135 Product Overview

Product Category

The BF820W,135 belongs to the category of high-frequency transistors.

Basic Information Overview

Use: The BF820W,135 is used as a high-frequency amplifier or oscillator in various electronic circuits.
Characteristics: It exhibits high gain, low noise, and excellent high-frequency performance.
Package: The transistor is typically available in a small SOT323 package.
Essence: Its essence lies in its ability to amplify high-frequency signals efficiently.
Packaging/Quantity: The BF820W,135 is usually packaged in reels with a quantity of 3000 units per reel.

Specifications

Type: NPN
Maximum Power Dissipation: 225 mW
Collector-Base Voltage (VCBO): 25 V
Collector Current (IC): 50 mA
Transition Frequency (fT): 6 GHz
Noise Figure: 1.3 dB

Detailed Pin Configuration

The BF820W,135 features a standard three-pin configuration: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

High gain at high frequencies
Low noise figure
Wide operating frequency range
Small form factor

Advantages and Disadvantages

Advantages

Excellent high-frequency performance
Low noise figure
Compact package size

Disadvantages

Limited maximum power dissipation
Relatively low collector-base voltage

Working Principles

The BF820W,135 operates based on the principles of NPN bipolar junction transistors, utilizing its structure to amplify high-frequency signals with minimal distortion and noise.

Detailed Application Field Plans

The BF820W,135 finds applications in various fields, including: - RF amplifiers - Oscillator circuits - Communication systems - Radar systems - Test equipment

Detailed and Complete Alternative Models

Some alternative models to the BF820W,135 include: - BF862 - BF861 - BF840

In conclusion, the BF820W,135 is a high-frequency NPN transistor with excellent performance characteristics, making it suitable for a wide range of high-frequency applications.

Word Count: 298

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací BF820W,135 v technických řešeních

Sure, here are 10 common questions and answers related to the application of BF820W,135 in technical solutions:

What is BF820W,135?
- BF820W,135 is a high-performance PNP bipolar junction transistor (BJT) designed for use in various technical solutions.
What are the key features of BF820W,135?
- BF820W,135 features high current gain, low saturation voltage, and high switching speed, making it suitable for applications requiring high performance.
What are the typical applications of BF820W,135?
- BF820W,135 is commonly used in audio amplifiers, signal processing circuits, and high-speed switching applications.
What is the maximum collector current rating of BF820W,135?
- The maximum collector current rating of BF820W,135 is typically around 500mA.
What is the maximum power dissipation of BF820W,135?
- The maximum power dissipation of BF820W,135 is typically around 300mW.
What is the voltage rating of BF820W,135?
- BF820W,135 typically has a maximum collector-emitter voltage rating of around 25V.
Is BF820W,135 suitable for high-frequency applications?
- Yes, BF820W,135's high switching speed makes it suitable for high-frequency applications such as RF amplifiers and oscillators.
Does BF820W,135 require external heat sinking?
- For most applications, BF820W,135 does not require external heat sinking due to its low power dissipation.
Can BF820W,135 be used in low-power portable devices?
- Yes, BF820W,135's low saturation voltage and high current gain make it suitable for use in low-power portable devices such as handheld electronics.
Are there any specific considerations for using BF820W,135 in circuit design?
- When designing circuits with BF820W,135, it's important to consider proper biasing and thermal management to ensure optimal performance and reliability.

I hope these questions and answers provide helpful information about the application of BF820W,135 in technical solutions. Let me know if you need further assistance!