IRFI740GPBF

Product Overview

Category: Power MOSFET
Use: Switching applications in power supplies and motor control
Characteristics: High voltage, high speed switching, low on-resistance
Package: TO-220AB
Essence: Power MOSFET for efficient switching
Packaging/Quantity: Available in reels of 50 or 100 units

Specifications

Voltage Rating: 400V
Continuous Drain Current: 10A
RDS(ON): 0.540 Ohm
Gate Threshold Voltage: 2V to 4V
Power Dissipation: 125W

Detailed Pin Configuration

Gate (G)
Drain (D)
Source (S)

Functional Features

Fast switching speed
Low gate drive power
Easy to parallel
Avalanche energy specified

Advantages and Disadvantages

Advantages: - Low on-resistance - High voltage rating - Suitable for high-speed switching applications

Disadvantages: - Higher gate threshold voltage compared to some alternatives - Sensitive to static electricity

Working Principles

The IRFI740GPBF 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. When a sufficient voltage is applied to the gate, the MOSFET allows current to flow through it.

Detailed Application Field Plans

Power Supplies: Used in switch-mode power supplies for efficient voltage regulation.
Motor Control: Employed in motor control circuits to manage the speed and direction of motors.
Inverters: Utilized in inverters for converting DC power to AC power in various applications.

Detailed and Complete Alternative Models

IRF840: Similar voltage and current ratings, lower gate threshold voltage
IRFB7434PbF: Higher current rating, lower on-resistance
IRFP460: Higher voltage rating, lower gate charge

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací IRFI740GPBF v technických řešeních

What is the maximum drain-source voltage of IRFI740GPBF?
- The maximum drain-source voltage of IRFI740GPBF is 400V.
What is the continuous drain current rating of IRFI740GPBF?
- The continuous drain current rating of IRFI740GPBF is 10A.
What is the on-state resistance (RDS(on)) of IRFI740GPBF?
- The on-state resistance (RDS(on)) of IRFI740GPBF is typically 0.55 ohms.
Can IRFI740GPBF be used for switching applications?
- Yes, IRFI740GPBF is suitable for various switching applications due to its low on-state resistance and high drain-source voltage rating.
What are the typical applications of IRFI740GPBF in technical solutions?
- IRFI740GPBF can be used in power supplies, motor control, lighting control, and other industrial and consumer electronics applications.
Does IRFI740GPBF require a heat sink for operation?
- Depending on the application and operating conditions, a heat sink may be required to ensure proper thermal management for IRFI740GPBF.
What is the gate-source voltage (VGS) required to fully enhance IRFI740GPBF?
- The gate-source voltage (VGS) required to fully enhance IRFI740GPBF is typically around 10V.
Is IRFI740GPBF suitable for use in automotive applications?
- Yes, IRFI740GPBF is commonly used in automotive systems such as engine control units, power distribution modules, and lighting systems.
What are the key thermal characteristics of IRFI740GPBF?
- The key thermal characteristics include junction-to-ambient thermal resistance and maximum junction temperature, which are important for designing reliable thermal management solutions.
Are there any recommended circuit configurations or application notes for using IRFI740GPBF in technical solutions?
- Yes, the manufacturer provides detailed application notes and reference designs for utilizing IRFI740GPBF in various technical solutions, which can be found in the datasheet and application guides.