company blog about Supply Infineon AUIRF7749L2TR 10.7th Generation OptiMOS™ Automotive Grade N-Channel MOSFET

The following is the product description for the Infineon AUIRF7749L2TR 60V N-channel automotive MOSFET supplied by Mingjiada:
The AUIRF7749L2TR is the 10th generation OptiMOS™ automotive-grade N-channel MOSFET from Infineon, featuring advanced HEXFET® power MOSFET silicon technology and DirectFET™ packaging technology, specifically designed for high power density and high efficiency applications. The AUIRF7749L2TR features ultra-low on-resistance (RDS(on)), making it suitable for demanding automotive environments such as 48V mild hybrid systems (MHEV), motor drives, and DC-DC converters.

The AUIRF7749L2TR has the same package dimensions as the D-Pak (TO-252AA) but with a thickness of only 0.7mm, supporting dual-sided heat dissipation and optimising thermal management performance. The AUIRF7749L2TR complies with AEC-Q101 certification, meeting the high reliability requirements of automotive power systems.

Key Parameters
Product Model: AUIRF7749L2TR
Voltage Rating: 60V
Channel Type: N-channel
Maximum On-Resistance (RDS(on)): 1.5mΩ @ 120A, 10V
Continuous Drain Current (ID): 36A (Ta) / 345A (Tc)
Gate Charge (Qg): 275nC @ 10V
Input Capacitance (Ciss): 10655pF @ 25V
Operating Temperature Range: -55°C to 175°C (TJ)
Package: DirectFET L8 (9.15×7.1×0.74mm)

The AUIRF7749L2TR's fast switching performance (149 ns rise time, 88 ns fall time) makes it suitable for high-frequency switching applications. The AUIRF7749L2TR's low parasitic parameters and high power density further enhance system efficiency.

Key Features Of AUIRF7749L2TR
Ultra-low conduction loss: The AUIRF7749L2TR's ultra-low RDS(on) of 1.5 mΩ significantly reduces conduction loss and improves energy efficiency.
High current handling capability: The AUIRF7749L2TR supports a peak current of 345 A (Tc), making it suitable for high-power load switching.
Optimised thermal management: The AUIRF7749L2TR features a dual-sided cooling design to enhance heat dissipation performance, making it suitable for high-temperature environments.
Automotive-grade reliability: The AUIRF7749L2TR is AEC-Q101 certified, meeting the stringent standards of automotive electronics.
Compact package: The AUIRF7749L2TR's DirectFET L8 package saves PCB space, making it suitable for compact designs.

Typical Applications Of AUIRF7749L2TR
48V mild hybrid systems (MHEV): The AUIRF7749L2TR is used for efficient energy recovery and power distribution.
Motor Drive: AUIRF7749L2TR is suitable for motor control in electric vehicles (EV) and hybrid electric vehicles (HEV).
DC-DC Converter: AUIRF7749L2TR's high switching efficiency optimises power conversion performance.
High-Load Power Management: AUIRF7749L2TR is suitable for automotive battery management systems (BMS) and inverters.

Supply Information
Mingjiada Electronics provides genuine AUIRF7749L2TR products with stock available for quick delivery. For purchasing or technical inquiries, please contact Mingjiada Electronics (Phone: +86 13410018555, E-mail: sales@hkmjd.com, Website: https://www.integrated-ic.com/).