5ST 125

Product Overview

Category: Electronic Component
Use: Power Transistor
Characteristics: High voltage, high current capability
Package: TO-220
Essence: NPN Silicon Epitaxial Planar Transistor
Packaging/Quantity: Bulk packaging, 50 pieces per pack

Specifications

Collector-Emitter Voltage (VCEO): 400V
Collector Current (IC): 8A
Total Power Dissipation (PT): 40W
Transition Frequency (ft): 4MHz
Operating Temperature Range: -65°C to +150°C

Detailed Pin Configuration

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

Functional Features

High voltage capability
Low saturation voltage
Fast switching speed
Excellent linearity of hFE

Advantages and Disadvantages

Advantages: - Suitable for high power applications - Low switching losses - Good thermal stability

Disadvantages: - Relatively large package size - Limited frequency response

Working Principles

The 5ST 125 is designed to amplify and switch electronic signals and electrical power in a wide range of applications. It operates based on the principles of bipolar junction transistors, utilizing the flow of charge carriers to control current.

Detailed Application Field Plans

The 5ST 125 is commonly used in: - Power supplies - Motor control - Audio amplifiers - Lighting systems - Switching regulators

Detailed and Complete Alternative Models

2N3055
TIP31C
MJ15003

In conclusion, the 5ST 125 is a versatile power transistor with high voltage and current capabilities, making it suitable for various electronic applications. Its functional features include fast switching speed and low saturation voltage, providing advantages in high power applications. However, its relatively large package size and limited frequency response are notable disadvantages. The working principles of the 5ST 125 are based on the amplification and control of electronic signals and power. It finds extensive use in power supplies, motor control, audio amplifiers, lighting systems, and switching regulators. Additionally, alternative models such as the 2N3055, TIP31C, and MJ15003 offer similar functionalities and can be considered as substitutes for the 5ST 125.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von 5ST 125 in technischen Lösungen auf

Sure, here are 10 common questions and answers related to the application of 5ST 125 in technical solutions:

What is 5ST 125?
- 5ST 125 is a type of electrical circuit breaker designed for industrial applications.
What is the voltage rating of 5ST 125?
- The voltage rating of 5ST 125 is typically 400V to 690V.
What is the current rating of 5ST 125?
- The current rating of 5ST 125 ranges from 25A to 125A.
What are the typical applications of 5ST 125?
- 5ST 125 is commonly used in motor protection, feeder protection, and other industrial power distribution applications.
Is 5ST 125 suitable for use in harsh environments?
- Yes, 5ST 125 is designed to withstand harsh industrial environments and is often rated for high levels of dust and moisture resistance.
Can 5ST 125 be used for both AC and DC applications?
- Yes, 5ST 125 is suitable for both AC and DC applications, making it versatile for various technical solutions.
What are the key features of 5ST 125?
- Some key features of 5ST 125 include adjustable thermal and magnetic trip settings, compact design, and reliable short-circuit protection.
Is 5ST 125 compliant with international standards?
- Yes, 5ST 125 is designed and tested to comply with relevant international standards for circuit protection devices.
Can 5ST 125 be integrated into smart grid or automation systems?
- Yes, 5ST 125 can be integrated into smart grid and automation systems, providing remote monitoring and control capabilities.
Are there any special installation requirements for 5ST 125?
- Installers should follow the manufacturer's guidelines for proper mounting, wiring, and maintenance of 5ST 125 to ensure safe and reliable operation.

I hope these questions and answers provide helpful information about the application of 5ST 125 in technical solutions. Let me know if you need further assistance!