BC817-25/SNR

Product Overview

Use

It is commonly used for amplification and switching of electronic signals in various applications.

Characteristics

Low power dissipation
High current gain
Low voltage drop

Package

The BC817-25/SNR is available in a SOT-23 package.

Essence

This transistor is essential for electronic circuit design, particularly in low-power applications.

Packaging/Quantity

The BC817-25/SNR is typically packaged in reels with quantities varying based on manufacturer specifications.

Specifications

Collector-Base Voltage (VCBO): 45V
Collector-Emitter Voltage (VCEO): 45V
Emitter-Base Voltage (VEBO): 5V
Continuous Collector Current (IC): 500mA
Power Dissipation (Ptot): 625mW
Transition Frequency (ft): 100MHz

Detailed Pin Configuration

The BC817-25/SNR has three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

High current gain
Low saturation voltage
Fast switching speed

Advantages

Small form factor
Suitable for low-power applications
Reliable performance

Disadvantages

Limited power handling capability
Susceptible to thermal runaway at high currents

Working Principles

The BC817-25/SNR operates as a bipolar junction transistor (BJT), where the flow of current between the collector and emitter is controlled by the base current.

Detailed Application Field Plans

The BC817-25/SNR is widely used in: - Audio amplifiers - Signal processing circuits - Switching circuits - Sensor interfaces

Detailed and Complete Alternative Models

Some alternative models to the BC817-25/SNR include: - BC846 - BC847 - BC848

In conclusion, the BC817-25/SNR is a versatile small signal transistor with a wide range of applications in electronics due to its compact size, high current gain, and low power dissipation. Its characteristics make it suitable for various low-power amplification and switching tasks, although designers should be mindful of its limitations in high-power applications. Additionally, there are alternative models available that offer similar functionality, providing flexibility in component selection for different design requirements.

[Word Count: 314]

10 pirs û bersivên hevpar ên têkildarî sepana BC817-25/SNR di çareseriyên teknîkî de navnîş bikin

Sure, here are 10 common questions and answers related to the application of BC817-25/SNR in technical solutions:

What is the BC817-25/SNR transistor used for?
- The BC817-25/SNR is a general-purpose NPN bipolar junction transistor commonly used for amplification and switching applications.
What are the key features of the BC817-25/SNR transistor?
- The BC817-25/SNR transistor features a low voltage drop, high current capability, and low noise performance, making it suitable for various technical solutions.
What is the maximum collector current of the BC817-25/SNR transistor?
- The BC817-25/SNR transistor has a maximum collector current of 500mA, which allows it to handle moderate power requirements in many applications.
Can the BC817-25/SNR transistor be used for audio amplification?
- Yes, the BC817-25/SNR transistor can be used for small-signal audio amplification due to its low noise characteristics and moderate current handling capability.
What are the typical applications of the BC817-25/SNR transistor?
- Typical applications of the BC817-25/SNR include signal amplification, switching circuits, voltage regulation, and general purpose electronic control.
Is the BC817-25/SNR transistor suitable for low-power applications?
- Yes, the BC817-25/SNR transistor is well-suited for low-power applications due to its low voltage drop and moderate current handling capability.
What is the maximum power dissipation of the BC817-25/SNR transistor?
- The BC817-25/SNR transistor has a maximum power dissipation of 625mW, allowing it to handle moderate power levels without overheating.
Can the BC817-25/SNR transistor be used in switching power supply designs?
- Yes, the BC817-25/SNR transistor can be used in low to moderate power switching power supply designs due to its current and voltage handling capabilities.
Does the BC817-25/SNR transistor require external heat sinking?
- For most low to moderate power applications, the BC817-25/SNR transistor does not require external heat sinking due to its moderate power dissipation.
Are there any special considerations when using the BC817-25/SNR transistor in high-frequency applications?
- In high-frequency applications, parasitic capacitances and inductances should be carefully considered to ensure stable and predictable performance of the BC817-25/SNR transistor.