Infineon IRFH7446TRPBF: High-Performance 40V Dual N-Channel MOSFET in PQFN 3x3mm Package

Power management in modern electronic systems demands components that offer high efficiency, robust performance, and minimal space consumption. The Infineon IRFH7446TRPBF stands out as a premier solution, addressing these needs with its advanced design and superior electrical characteristics. This device is a dual N-channel MOSFET housed in an ultra-compact PQFN 3x3mm package, making it an ideal choice for space-constrained applications requiring high power density.

Engineered for operation up to 40V, the IRFH7446TRPBF is optimized for a wide range of uses, including synchronous buck converters in computing and server power supplies, motor drives, and load switches in portable devices. Its key advantage lies in its exceptionally low on-state resistance (RDS(on)) of just 1.8mΩ (max) per channel at 10V. This minimal resistance directly translates to reduced conduction losses, leading to higher system efficiency and lower heat generation, which is critical for maintaining reliability and performance.

The PQFN (Power Quad Flat No-Lead) 3x3mm package is a significant enabler for modern miniaturization trends. Despite its small footprint, it offers excellent thermal performance due to its exposed thermal pad, which allows for efficient heat dissipation directly into the PCB. This design helps manage the thermal load in high-current scenarios, ensuring the device operates within safe temperature limits even under demanding conditions.

Furthermore, the MOSFET features low gate charge (Qg) and fast switching capabilities, which are essential for high-frequency switching applications. These characteristics minimize switching losses and enable designers to increase the switching frequency of their power supplies, which can in turn reduce the size of passive components like inductors and capacitors, contributing to further overall system miniaturization.

The dual N-channel configuration provides design flexibility by integrating two high-performance MOSFETs in a single package. This integration simplifies circuit layout, reduces the component count, and improves system reliability by minimizing parasitic inductance and board space requirements. It is particularly beneficial for synchronous rectification stages in DC-DC converters, where two MOSFETs are used simultaneously.

In summary, the Infineon IRFH7446TRPBF is a high-efficiency, compact power solution that meets the rigorous demands of today's electronics.

ICGOOODFIND: The Infineon IRFH7446TRPBF is a top-tier dual N-channel MOSFET that excels in minimizing power loss and maximizing power density, making it an exceptional choice for advanced, space-sensitive power applications.

Keywords:

Power Efficiency

Dual N-Channel MOSFET

Low RDS(on)

PQFN 3x3mm Package

Thermal Performance