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IRF450

Name: IRF450
Rating: 4.7 (12 reviews)

MOSFET N-CH 500V 12A TO204AA

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製造商。部分 #IRF450
包 TO-204AA
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規格

Package	Tube
Series	HEXFET®
ProductStatus	Obsolete
FETType	N-Channel
Technology	MOSFET (Metal Oxide)
DraintoSourceVoltage(Vdss)	500 V
Current-ContinuousDrain(Id)@25°C	12A (Tc)
DriveVoltage(MaxRdsOnMinRdsOn)	10V
RdsOn(Max)@IdVgs	500mOhm @ 12A, 10V
Vgs(th)(Max)@Id	4V @ 250µA
GateCharge(Qg)(Max)@Vgs	120 nC @ 10 V
Vgs(Max)	±20V
InputCapacitance(Ciss)(Max)@Vds	2700 pF @ 25 V
PowerDissipation(Max)	150W (Tc)
OperatingTemperature	-55°C ~ 150°C (TJ)
MountingType	Through Hole
SupplierDevicePackage	TO-204AA (TO-3)

概述

Description

The IRF450 is an N-channel MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) primarily used in power applications. It features a low on-resistance, high-speed switching, and high current capability, making it suitable for various electronic circuits, including power supplies, motor drivers, and amplifiers.
Key specifications include a maximum drain-source voltage (V_DS) of 500V, continuous drain current (I_D) of up to 9.2A, and a gate threshold voltage (V_GS(th)) ranging from 2 to 4V. The IRF450's ability to handle substantial power with minimal heat generation enhances its efficiency in high-voltage applications.
The device is particularly favored in switching applications due to its fast switching speeds, which reduce energy loss during operation. It is packaged in a TO-220 format, allowing for easy heat dissipation with appropriate heatsinking.
Overall, the IRF450 is a reliable choice for designers seeking robust performance in high-voltage, high-current scenarios.

Features

The IRF450 is an N-channel MOSFET designed for high-speed switching applications. Key features include:
1. Voltage Rating: Maximum drain-source voltage (V_DS) of 500V, suitable for high-voltage applications.
2. Current Rating: Continuous drain current (I_D) of 9.2A at 25°C, allowing for substantial load handling.
3. On-Resistance: Low R_DS(on) of approximately 0.55Ω, minimizing power loss during operation.
4. Gate Threshold Voltage: V_GS(th) between 2V and 4V, ensuring compatibility with low-voltage control signals.
5. Switching Speed: Fast switching capabilities, enhancing efficiency in applications such as power supplies and motor drives.
6. Package Type: Available in a TO-220 package, facilitating effective heat dissipation and mounting.
7. Temperature Range: Operating temperature range from -55°C to +150°C, making it versatile for various environmental conditions.
These features make the IRF450 ideal for use in power electronics, automotive applications, and industrial control systems.

Package

The IRF450 is typically available in a TO-220 package type, which is a standardized, insulated metal package that provides good thermal dissipation and is suitable for power applications.

Pinout

The IRF450 is an N-channel MOSFET with a total of 3 pins. Here are the pin details and their functions:
1. Gate (G): This pin controls the MOSFET's operation. A positive voltage relative to the source pin allows current to flow from the drain to the source.
2. Drain (D): The drain pin is the output terminal where the current flows out when the MOSFET is turned on.
3. Source (S): This pin serves as the input terminal where current enters the MOSFET.
The IRF450 is designed for high-speed switching and can handle significant voltage and current levels, making it suitable for various applications, including power supplies and motor control. Its maximum voltage rating is 500V, and the continuous drain current rating is 9.2A.

Manufacturer

The IRF450 is manufactured by International Rectifier, a company that specializes in power management and semiconductor solutions. Founded in 1947, International Rectifier was known for its innovation in power MOSFETs, IGBTs, and other related components. In 2015, the company was acquired by Infineon Technologies, a German semiconductor manufacturer. Infineon focuses on automotive, industrial, and Internet of Things (IoT) applications, producing a wide range of semiconductor products, including those for power management, sensor systems, and security. The IRF450 is a power MOSFET commonly used in various electronic applications for switching and amplification purposes.

Application

The IRF450 is a high-voltage N-channel MOSFET primarily used in power electronics applications. Its application areas include:
1. Switching Power Supplies - For efficient voltage regulation.
2. Motor Drivers - In DC and AC motor control.
3. Inverters - For renewable energy systems like solar and wind.
4. Class D Audio Amplifiers - For high-efficiency audio amplification.
5. Power Management - In battery-powered devices to manage power distribution.
These applications leverage its fast switching speed and high current handling capabilities.

Equivalent

Equivalent products to the IRF450 MOSFET include the IRF420, IRF440, and IRF460. These devices share similar specifications such as voltage and current ratings. For specific applications, you might also consider the STP16NF06, FQP30N06L, and BTA12-400V, depending on the circuit requirements. Always check the datasheets for exact parameters to ensure compatibility.