The SPB46N03L is an N-Channel MOSFET from Infineon Technologies, designed for low voltage, high current applications. It offers a low on-state resistance and fast switching speeds, making it suitable for efficient power switching and control. This MOSFET is a logic level device.

Applications:

• DC-DC converters
• Power management in computers and servers
• Battery management systems
• Load switches
• Motor control

Features:

• Logic level gate drive
• Low on-state resistance (RDS(on))
• Fast switching speed
• Avalanche rated
• Pb-free lead plating; RoHS compliant

Benefits:

• Simplified gate drive circuitry due to logic level compatibility
• Improved efficiency and reduced power losses thanks to low RDS(on)
• Reduced heat dissipation, leading to smaller heat sink requirements
• Robust performance in inductive load applications with avalanche capability
• Environmentally friendly due to lead-free construction

Technical Specifications:

The SPB46N03L features a drain-source voltage (VDS) of 30V, a continuous drain current (ID) of 46A, and a pulsed drain current (IDpulse) of 184A. The on-resistance (RDS(on)) is typically 6.5 mΩ at VGS = 10V. The gate charge (Qg) is typically 20 nC. It is available in a PG-TO263-3 package.

The combination of low RDS(on) and fast switching speed ensures minimal power losses, enhancing the efficiency of the power circuit. Its logic level gate drive allows for direct connection to logic level microcontrollers, reducing the complexity of the gate drive circuit. The avalanche rating ensures that the device can withstand transient overvoltage conditions, making it a reliable choice for demanding applications.