The SUD19N20-90 is a N-Channel power MOSFET manufactured by Vishay. It is designed for high-efficiency switching applications. Its key characteristics include a low on-resistance (RDS(on)) and a high drain current capability, making it suitable for power management and motor control applications.

Applications:

• Synchronous rectification in power supplies
• DC-DC converters
• Motor control
• Load switching
• LED lighting

Features:

• Low on-resistance (RDS(on) = 0.090 Ohms @ VGS = 10V)
• High drain current (ID = 19A)
• High avalanche energy rating
• Logic-level gate drive
• Lead-free and RoHS compliant

Benefits:

• Reduces power losses in switching applications
• Enables high-efficiency power conversion
• Simplified gate drive requirements
• Increased system reliability
• Environmentally friendly

Additional Details:

The SUD19N20-90 is available in a TO-252 (DPAK) package. It's important to use adequate heat sinking to keep the device within its safe operating area, particularly when operating at high power levels. The datasheet provides detailed information on the device's electrical characteristics, thermal resistance, and safe operating area. The gate threshold voltage is typically between 2V and 4V. This MOSFET is often chosen when efficient power conversion is needed and space is a concern.