STP8N90K5

Introduction

The STP8N90K5 is a power MOSFET belonging to the category of semiconductor devices. It is widely used in various electronic applications due to its high performance and reliability. This entry provides an overview of the STP8N90K5, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Power MOSFET
• Use: The STP8N90K5 is used as a switching device in power supply units, motor control, lighting systems, and other electronic circuits.
• Characteristics: It exhibits low on-state resistance, high switching speed, and low gate charge, making it suitable for high-efficiency power conversion.
• Package: The STP8N90K5 is available in a TO-220 package, which provides thermal efficiency and ease of mounting.
• Essence: Its essence lies in providing efficient power switching and control in various electronic applications.
• Packaging/Quantity: It is typically packaged in reels or tubes containing a specific quantity based on the manufacturer's specifications.

Specifications

• Voltage Rating: 900V
• Current Rating: 8A
• On-State Resistance (RDS(on)): 1.5Ω
• Gate-Source Voltage (VGS): ±30V
• Operating Temperature Range: -55°C to 150°C
• Package Type: TO-220

Detailed Pin Configuration

The STP8N90K5 features a standard TO-220 pin configuration with three pins: gate (G), drain (D), and source (S).

| Pin | Description | |-----|-------------| | G | Gate | | D | Drain | | S | Source |

Functional Features

• Low On-State Resistance: Enables efficient power conduction and minimizes power dissipation.
• High Switching Speed: Facilitates rapid switching transitions, reducing switching losses.
• Low Gate Charge: Allows for fast and precise control of the MOSFET.

Advantages and Disadvantages

Advantages

• High efficiency in power conversion applications
• Fast switching speed
• Low power dissipation

Disadvantages

• Susceptible to voltage and current spikes
• Requires careful consideration of driving circuitry to prevent damage

Working Principles

The STP8N90K5 operates based on the principle of field-effect transistors, where the voltage applied to the gate terminal controls the flow of current between the drain and source terminals. By modulating the gate-source voltage, the MOSFET can effectively switch between its on and off states, allowing for precise control of power flow in electronic circuits.

Detailed Application Field Plans

The STP8N90K5 finds extensive use in the following application fields: - Power supply units - Motor control systems - Lighting and LED drivers - Switching regulators - Inverters and converters

Detailed and Complete Alternative Models

Some alternative models to the STP8N90K5 include: - IRF840: A similar power MOSFET with a lower voltage rating but comparable current handling capability. - FDP8870: Offers similar characteristics with a different package type for specific mounting requirements. - IXFN38N100: Provides higher voltage rating and current handling capacity for specialized applications.

In conclusion, the STP8N90K5 power MOSFET serves as a crucial component in various electronic systems, offering high performance and reliability in power switching applications.

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