STB25N80K5

Introduction

The STB25N80K5 is a power MOSFET belonging to the category of semiconductor devices. This device is commonly used in various electronic applications due to its unique characteristics and functional features.

Basic Information Overview

• Category: Power MOSFET
• Use: The STB25N80K5 is utilized as a switching device in power supply, motor control, and other high-power applications.
• Characteristics: It exhibits low on-state resistance, high switching speed, and low gate charge, making it suitable for high-efficiency power conversion.
• Package: The STB25N80K5 is typically available in a TO-220 package, providing ease of mounting and thermal dissipation.
• Essence: Its essence lies in providing efficient power switching capabilities in various electronic circuits.
• Packaging/Quantity: It is commonly packaged individually and is available in varying quantities based on the manufacturer's specifications.

Specifications

• Voltage Rating: 800V
• Current Rating: 25A
• On-State Resistance: 0.14Ω
• Gate Charge: 30nC
• Operating Temperature Range: -55°C to 150°C
• Package Type: TO-220

Detailed Pin Configuration

The STB25N80K5 follows the standard pin configuration for a TO-220 package: 1. Gate (G) 2. Drain (D) 3. Source (S)

Functional Features

• Low On-State Resistance: Enables minimal power loss during conduction.
• High Switching Speed: Facilitates rapid switching transitions, suitable for high-frequency applications.
• Low Gate Charge: Allows for efficient control of the MOSFET, reducing drive requirements.

Advantages and Disadvantages

Advantages

• High efficiency in power conversion applications
• Low power dissipation due to low on-state resistance
• Suitable for high-frequency switching applications

Disadvantages

• Sensitive to voltage and current spikes, requiring additional protection circuitry in certain applications
• Limited by the maximum voltage and current ratings

Working Principles

The STB25N80K5 operates based on the principles of field-effect transistors, where the gate voltage controls the conductivity between the drain and source terminals. When the gate-source voltage is applied, the MOSFET switches on, allowing current to flow from the drain to the source.

Detailed Application Field Plans

The STB25N80K5 finds extensive use in the following application fields: - Switched-mode power supplies - Motor control systems - Inverters and converters for renewable energy systems - High-power LED lighting systems

Detailed and Complete Alternative Models

Some alternative models to the STB25N80K5 include: - IRF840: Similar voltage and current ratings with a different package type - FDPF33N25: Lower voltage rating but comparable current handling capability - IXFN38N100: Higher voltage rating and lower on-state resistance for specific high-voltage applications

In conclusion, the STB25N80K5 power MOSFET serves as a crucial component in various electronic systems, offering efficient power switching capabilities and high reliability.

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