IRF840RU

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IRF840RU

+BOM

7A, 450V, 0.85OHM, N-CHANNEL, PO

  • ManufacturerHarris Corporation

  • Mfr. Part #IRF840RU

  • In Stock6556

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Specifications

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Overview

Description

The IRF840RU is an N-channel power MOSFET designed for high-speed switching applications. It is commonly used in power management, motor control, and DC-DC converters. The device features a drain-source voltage (V_DS) of 500V and a continuous drain current (I_D) of approximately 8A, making it suitable for handling significant power levels.
Key characteristics of the IRF840RU include a low on-resistance (R_DS(on)), which minimizes power loss and enhances efficiency. It also offers fast switching speeds due to its low gate charge, contributing to improved performance in switching applications. The device is designed to operate efficiently under high voltage and moderate current conditions.
Encased in a TO-220 package, the IRF840RU provides good thermal performance and is easy to mount on heat sinks for better heat dissipation. This MOSFET is commonly used in industrial and consumer electronics where reliable and efficient high-voltage switching is required.

Equivalent

The IRF840RU is a power MOSFET typically used for high-speed switching applications. Equivalent products include the IRF840, STP9NB50, and 2SK2221. These components have similar voltage and current ratings, making them suitable replacements in many circuits. However, always verify the specific parameters and package compatibility for your application to ensure proper function and reliability.

Features

The IRF840RU is a type of N-channel MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) known for its efficiency in switching applications. Key features include:
1. Voltage and Current Ratings: It typically supports a maximum drain-source voltage (V_DS) of around 500V and a continuous drain current (I_D) of approximately 8A.
2. R_DS(on): It has a low on-resistance, which contributes to minimized power loss and improved efficiency during operation.
3. Thermal Performance: The device is capable of operating at various temperatures, often with a maximum junction temperature (T_J) around 150°C, making it suitable for environments with fluctuating thermal conditions.
4. Fast Switching: The IRF840RU is designed for quick switching, which is beneficial in high-speed applications, reducing energy loss during transitions.
5. Applications: It is widely used in power management systems, motor drives, and switching regulators due to its high voltage handling and efficiency.
This combination of features makes the IRF840RU a versatile and reliable choice for various electronic applications requiring efficient power conversion and management.

Pinout

The IRF840RU is a type of power MOSFET, designed for high-speed switching applications. This particular component typically features a TO-251 package, commonly known as the IPAK package. The pin count for the IRF840RU is 3, and the functions of these pins are as follows:
1. Gate (G): This pin receives the input signal to control the MOSFET's operation. A voltage applied here relative to the source controls the current flow from the drain to the source.
2. Drain (D): This is the terminal through which the main current flows from the source when the MOSFET is in the "on" state.
3. Source (S): This is the terminal through which the current exits the MOSFET when it's conducting. It also acts as the reference point for the gate voltage.
The IRF840RU is used in applications requiring efficient power switching and is known for handling high voltages and currents.

Manufacturer

The IRF840RU is manufactured by Vishay Intertechnology, Inc. Vishay is a global company that specializes in the manufacturing of discrete semiconductors and passive electronic components. Founded in 1962, Vishay produces a wide range of products, including transistors, diodes, integrated circuits, resistors, capacitors, and inductors. These components are used in various industries, such as automotive, industrial, computing, consumer, telecommunications, military, aerospace, power supplies, and medical sectors. Vishay's extensive product portfolio and focus on innovation make it a key player in the electronics industry.

Application

The IRF840RU is a power MOSFET commonly used in various applications due to its high voltage and current capabilities. Key application areas include:
1. Switching Power Supplies: Used in the primary side of power supplies for efficient power conversion.
2. Motor Control: Employed in controlling the speed and direction of motors in industrial and consumer applications.
3. Inverters: Utilized in solar inverters and uninterruptible power supplies (UPS) for converting DC to AC power.
4. Audio Amplifiers: Acts as an output stage in high-power audio amplifiers.
5. Lighting Controls: Integrated into circuits for controlling high-intensity discharge lamps and LED drivers.
These applications benefit from the IRF840RU's efficiency, thermal performance, and reliability.

Package

The IRF840RU is a TO-251 package, also known as the IPAK package. It is a type of surface-mount package used for semiconductor devices like MOSFETs, providing efficient heat dissipation and compact design for electronic applications.

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