The AOD9T40 is an N-Channel enhancement mode MOSFET from Alpha & Omega Semiconductor. It's designed for high-efficiency power conversion applications, including synchronous rectification, DC-DC converters, and power supplies. It features a low on-resistance (RDS(on)) and optimized gate charge to minimize power losses and improve overall system efficiency.

Applications

• Synchronous Rectification
• DC-DC Converters
• Power Supplies
• Motor Control
• Battery Management Systems

Features

• N-Channel Enhancement Mode: Simplified drive circuitry.
• Low On-Resistance (RDS(on)): Minimizes conduction losses.
• Optimized Gate Charge (Qg): Reduces switching losses.
• Avalanche Rated: Ruggedness and reliability under transient conditions.
• 100% UIS Tested: Enhanced reliability and performance.

Benefits

• High Efficiency: Low RDS(on) and optimized Qg contribute to minimal power loss.
• Improved Thermal Performance: Allows for higher power density designs.
• Robust Operation: Avalanche rating and UIS testing ensure reliable performance.

Technical Specifications:

• Transistor Type: N-Channel MOSFET
• Drain-Source Voltage (VDS): 40V
• Gate-Source Voltage (VGS): ±20V
• Drain Current (ID): 40A (depending on package and cooling)
• On-Resistance (RDS(on)): Typically around 5 mOhms at VGS=10V
• Gate Charge (Qg): 15 nC (Typical)
• Power Dissipation (PD): Varies with package (e.g., 60W in a typical package)
• Operating Temperature: -55°C to +175°C
• Package: TO-252 (DPAK) or similar