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Ⅰ.Overview of product

IRFH7440TRPBF is a high-performance N-channel MOSFET from Infineon Technologies, part of the HEXFET® and StrongIRFET™ series. Designed for surface-mount applications, it features low on-resistance, high current capability, and a compact 8-PowerTDFN package, ideal for high-efficiency power management and switching circuits.

Ⅱ.Core parameter

Category:Discrete Semiconductor Products,Transistors,FETs, MOSFETs,Single FETs, MOSFETs

Mfr:Infineon Technologies

Series:HEXFET®, StrongIRFET™

Packaging:Tape & Reel

Part Status:Active

FET Type:N-Channel

Technology:MOSFET (Metal Oxide)

Drain to Source Voltage (Vdss):40 V

Current - Continuous Drain (Id) @ 25°C:85A (Tc)

Drive Voltage (Max Rds On, Min Rds On):6V, 10V

Rds On (Max) @ Id, Vgs:2.4mOhm @ 50A, 10V

Vgs(th) (Max) @ Id:3.9V @ 100µA

Vgs (Max):±20V

Input Capacitance (Ciss) (Max) @ Vds:4574 pF @ 25 V

Power Dissipation (Max):104W (Tc)

Operating Temperature:-55°C ~ 150°C (TJ)

Mounting Type:Surface Mount

Package / Case:8-PowerTDFN

Ⅲ.Main characteristics

Ultra-Low On-Resistance:Delivers a maximum Rds(on) of 2.4mOhm @ 50A, 10V, minimizing conduction losses and improving power conversion efficiency.

High Current Capability:Supports a continuous drain current of 85A (Tc) at 25°C, suitable for high-power switching applications.

Wide Temperature Range:Operates reliably from -55°C to 150°C (TJ), ensuring performance in extreme environmental conditions.

Compact Packaging:8-PowerTDFN surface-mount package offers a small footprint, enabling miniaturization of power circuits.

Robust Voltage Ratings:Withstands a Vdss of 40V and ±20V Vgs, providing stable operation in various voltage environments.

Low Input Capacitance:Maximum Ciss of 4574 pF @ 25V reduces switching losses and enables high-frequency operation.

Ⅳ.Application field

DC-DC Converters:Integrated into 12V to 5V buck converters for server power supplies, leveraging low Rds(on) to enhance efficiency.

Motor Drives:Used in brushless DC (BLDC) motor drive circuits for drone propellers, handling high current with minimal power loss.

Battery Management:Applied in lithium-ion battery charging circuits for electric scooters, managing high current during fast charging.

Power Distribution:Employed in automotive power distribution modules, ensuring reliable current switching for lighting and accessory systems.

Solar Inverters:Utilized in micro-inverter circuits for residential solar panels, converting DC power to AC with high efficiency.

Industrial Controllers:Integrated into PLC (Programmable Logic Controller) output circuits, switching high-power loads with precision.

Ⅴ.Summary

High-performance Schottky diode BAT165E6327 offers low loss,fast recovery and compact packaging.AEC-Q101 qualified and eco-friendly,it delivers reliable,efficient solutions for meter protection,power management and automotive electronics,ideal for miniaturized high-efficiency circuits.