The SSM3K333RG-AE3-R is an N-channel MOSFET manufactured by UTC (Unisonic Technologies Co., Ltd.). This MOSFET is designed for various switching applications, particularly in portable devices and power management circuits where efficiency and space are critical. Its low on-resistance and gate charge contribute to its overall performance and suitability for low-voltage, low-current applications.

Applications:

• Load switching
• Power management in portable devices
• DC-DC converters
• Battery protection circuits
• Small signal switching

Features:

• N-channel MOSFET
• Low on-resistance (RDS(on))
• Low gate charge (Qg)
• Small surface mount package (SOT-23)
• Low voltage drive

Benefits:

• Improved energy efficiency
• Extended battery life in portable devices
• Reduced power loss
• Simplified circuit design
• Compact solution for space-constrained applications

Additional Details:

The SSM3K333RG-AE3-R typically features a drain-source voltage (VDS) rating of 20V, a gate-source voltage (VGS) rating of ±8V, and a continuous drain current (ID) rating of around 0.3A. A key characteristic is its low on-resistance (RDS(on)), typically around 0.8 ohms at a gate-source voltage of 4.5V. This low RDS(on) value contributes significantly to minimizing power dissipation and improving efficiency. The device is available in a small surface-mount package, such as SOT-23, making it suitable for compact designs. Its low gate charge (Qg) also helps reduce switching losses. This MOSFET is designed to operate with low voltage drive signals, making it compatible with a wide range of microcontrollers and logic devices. The fast switching speed further enhances its efficiency in switching applications.