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IRF740

Name: IRF740
Rating: 4.7 (12 reviews)

MOSFET N-CH 400V 10A TO220AB

メーカー
Mfr。パート #IRF740
パッケージ TO-220-3
データシート
在庫中5876

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仕様

Package	Tube
Series	PowerMESH™ II
ProductStatus	Obsolete
FETType	N-Channel
Technology	MOSFET (Metal Oxide)
DraintoSourceVoltage(Vdss)	400 V
Current-ContinuousDrain(Id)@25°C	10A (Tc)
DriveVoltage(MaxRdsOnMinRdsOn)	10V
RdsOn(Max)@IdVgs	550mOhm @ 5.3A, 10V
Vgs(th)(Max)@Id	4V @ 250µA
GateCharge(Qg)(Max)@Vgs	43 nC @ 10 V
Vgs(Max)	±20V
InputCapacitance(Ciss)(Max)@Vds	1400 pF @ 25 V
PowerDissipation(Max)	125W (Tc)
OperatingTemperature	-65°C ~ 150°C (TJ)
MountingType	Through Hole
SupplierDevicePackage	TO-220

概要

Description

The IRF740 is an N-channel power MOSFET widely used in electronic circuits for switching and amplification applications. It features a maximum drain-source voltage (Vds) of 400V, a continuous drain current (Id) of 9.2A, and a power dissipation capability of 94W. With a low on-resistance (Rds(on)) of approximately 0.55 ohms, it allows for efficient operation with minimal heat generation.
The IRF740 is suitable for high-voltage applications, making it ideal for power supplies, motor drivers, and other industrial uses. Its gate threshold voltage (Vgs(th)) ranges from 2V to 4V, indicating the voltage necessary to turn the MOSFET on. The device can be easily driven by microcontrollers or digital logic circuits.
Key features include fast switching speeds, robustness, and low gate drive power requirements. Overall, the IRF740 is a reliable choice for engineers and hobbyists looking to implement high-performance power management solutions in their projects.

Features

The IRF740 is a high-voltage N-channel MOSFET designed for power applications. Key features include:
- Voltage Rating: It supports a maximum drain-source voltage (V_DS) of 400V, making it suitable for high-voltage applications.
- Current Rating: Capable of handling a continuous drain current (I_D) of up to 9.2A at a temperature of 25°C.
- R_DS(on): The on-resistance is typically 0.55 ohms at V_GS of 10V, leading to efficient operation and reduced power loss.
- Gate Threshold Voltage (V_GS(th)): The gate threshold voltage ranges from 2V to 4V, allowing for easier drive requirements.
- Package Type: Available in TO-220 and TO-247 packages, facilitating easy heat dissipation.
- Thermal Resistance: Features low thermal resistance, enhancing reliability in thermal management.
- Switching Speed: Fast switching capabilities, suitable for applications like power supplies and motor controls.
Overall, the IRF740 is widely used in various electronic circuits requiring efficient power handling.

Package

The IRF740 is typically available in a TO-220 package type, which is a plastic power package designed for easy heat dissipation and mounting on heatsinks, suitable for high-power applications.

Pinout

The IRF740 is an N-channel MOSFET commonly used for switching and amplification applications. It has a total of three pins, each with specific functions:
1. Gate (G): This is the control terminal used to turn the MOSFET on or off. A voltage applied to the gate creates an electric field that allows current to flow between the drain and source.
2. Drain (D): The drain is the terminal through which the current exits the MOSFET. It is connected to the load in a circuit.
3. Source (S): The source terminal is where the current enters the MOSFET. It is typically connected to ground or the negative side of the power supply.
The IRF740 is designed for high-voltage applications, with a maximum drain-source voltage (V_DS) of 400V and a maximum continuous drain current (I_D) of 9A. It is often used in power supply circuits, motor drivers, and other electronic applications requiring efficient switching.

Manufacturer

The IRF740 is manufactured by International Rectifier, a company known for its development and production of power management solutions, including semiconductor devices such as MOSFETs, diodes, and integrated circuits. International Rectifier specializes in providing products for applications involving power conversion, control, and energy efficiency, serving various markets such as automotive, industrial, telecommunications, and consumer electronics. In 2015, International Rectifier was acquired by Infineon Technologies, a leading global semiconductor manufacturer based in Germany. Infineon continues to produce the IRF740 and other related power devices, maintaining a strong focus on innovation in the semiconductor industry.

Application

The IRF740 is an N-channel MOSFET commonly used in various applications, including power supplies, motor control, switching regulators, and inverters. It's suitable for high-speed switching and can handle high voltages (up to 400V) and moderate currents (up to 9.2A). Other applications include audio amplifiers, LED drivers, and as a switch in electronic circuits where efficiency and thermal performance are critical.

Equivalent

The IRF740 is an N-channel MOSFET. Equivalent products include:
1. IRF840
2. IRF730
3. IRF7540
4. STP16NM60
5. MTP50N60
6. FQP30N60C
7. PSMN1R0-30
Ensure to check specific ratings like voltage, current, and RDS(on) for compatibility in your application.