IRFU7740PBF

Product Overview

Category: Power MOSFET
Use: Switching applications in power supplies, motor control, and other high voltage applications
Characteristics: High voltage capability, low on-resistance, fast switching speed
Package: TO-252 (DPAK)
Essence: Power MOSFET for high voltage switching applications
Packaging/Quantity: Available in reels of 2500 units

Specifications

Voltage Rating: 400V
Current Rating: 11A
On-Resistance: 0.55 Ohms
Gate Threshold Voltage: 2V
Maximum Power Dissipation: 2.5W

Detailed Pin Configuration

The IRFU7740PBF follows the standard pin configuration for a TO-252 package: 1. Source 2. Gate 3. Drain

Functional Features

High voltage capability allows for use in various power applications
Low on-resistance minimizes power loss and heat generation
Fast switching speed enables efficient power control

Advantages

Suitable for high voltage applications
Low on-resistance for reduced power loss
Fast switching speed for efficient power control

Disadvantages

May require additional circuitry for driving the gate due to high gate threshold voltage
Heat dissipation may be a concern at higher currents

Working Principles

The IRFU7740PBF operates based on the principles of field-effect transistors, utilizing the control of the electric field within the semiconductor to regulate current flow between the source and drain terminals.

Detailed Application Field Plans

Power supplies
Motor control systems
High voltage switching circuits

Detailed and Complete Alternative Models

IRF740PBF
IRFB7440PBF
IRFZ44PBF
IRF3205PBF

This comprehensive range of alternative models provides options with varying specifications to suit different application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací IRFU7740PBF v technických řešeních

What is IRFU7740PBF?
- IRFU7740PBF is a power MOSFET transistor designed for various electronic applications, including power supplies, motor control, and lighting.
What is the maximum voltage and current rating of IRFU7740PBF?
- The maximum voltage rating is 40V, and the continuous drain current is 195A.
What are the typical applications of IRFU7740PBF?
- IRFU7740PBF is commonly used in switch mode power supplies, DC-DC converters, motor drives, and automotive systems.
What is the on-state resistance (RDS(on)) of IRFU7740PBF?
- The typical on-state resistance is 1.8mΩ at VGS = 10V.
Does IRFU7740PBF require a heatsink for operation?
- Yes, due to its high current and power capabilities, IRFU7740PBF typically requires a heatsink for efficient heat dissipation.
Is IRFU7740PBF suitable for high-frequency switching applications?
- Yes, IRFU7740PBF is designed for high-speed switching applications and offers low switching losses.
What are the thermal characteristics of IRFU7740PBF?
- The thermal resistance from junction to case (RθJC) is 0.5°C/W, and from junction to ambient (RθJA) is 40°C/W.
Can IRFU7740PBF be used in automotive applications?
- Yes, IRFU7740PBF is suitable for automotive systems such as motor control and power distribution.
Does IRFU7740PBF have built-in protection features?
- IRFU7740PBF may include features like overcurrent protection and thermal shutdown, but external circuitry may be required for comprehensive protection.
Where can I find detailed specifications and application notes for IRFU7740PBF?
- Detailed specifications and application notes for IRFU7740PBF can be found in the datasheet provided by the manufacturer or on their official website.