onsemi

BUZ11-NR4941

BUZ11-NR4941 Description

The BUZ11-NR4941 from onsemi is a high-performance N-channel MOSFET designed for robust power management applications. With a drain-to-source voltage (Vdss) rating of 50V and a continuous drain current (Id) of 30A (at 25°C case temperature), this device is engineered for efficiency and reliability in demanding circuits. Its low on-resistance (Rds(on)) of 40mΩ at 15A, 10V ensures minimal conduction losses, making it ideal for high-current switching applications. Packaged in a TO-220-3 form factor, the BUZ11-NR4941 is suitable for through-hole mounting, offering excellent thermal performance with a maximum power dissipation of 75W (Tc).

BUZ11-NR4941 Features

• High Current Handling: Supports up to 30A continuous drain current, making it suitable for power-intensive applications.
• Low Rds(on): 40mΩ @ 15A, 10V reduces power loss and improves efficiency.
• Wide Vgs Range: ±20V gate-to-source voltage (Vgs) ensures compatibility with various drive circuits.
• Robust Construction: TO-220-3 package provides superior thermal management and mechanical durability.
• Reliable Performance: RoHS3 compliant and REACH unaffected, meeting stringent environmental and safety standards.
• Fast Switching: Low input capacitance (Ciss) of 2000pF @ 25V enables efficient high-frequency operation.

BUZ11-NR4941 Applications

The BUZ11-NR4941 excels in applications requiring high-efficiency power switching and low conduction losses, including:

• DC-DC Converters: Ideal for step-down/step-up converters due to its low Rds(on) and high current capability.
• Motor Drives: Suitable for H-bridge configurations in brushed/brushless motor control systems.
• Power Supplies: Efficiently handles high-current loads in linear and switched-mode power supplies (SMPS).
• Automotive Systems: Used in 12V/24V automotive power distribution, LED drivers, and battery management.
• Industrial Equipment: Reliable performance in solenoid drivers, relays, and industrial automation circuits.

Conclusion of BUZ11-NR4941

The BUZ11-NR4941 stands out as a high-efficiency, rugged N-channel MOSFET with superior current handling, low on-resistance, and excellent thermal characteristics. Its TO-220-3 package ensures easy integration into through-hole designs, while its wide Vgs range and fast switching make it versatile for diverse power electronics applications. Whether in automotive, industrial, or consumer electronics, this MOSFET delivers reliable performance, reduced energy loss, and long-term durability, making it a preferred choice for engineers designing high-power circuits.