The UT4446G-S08-R is a P-Channel Power MOSFET from Unisonic Technologies Co., Ltd (UTC). This MOSFET is designed for load switching applications requiring low on-resistance and efficient power handling. It's commonly used in power management, DC-DC conversion, and motor control circuits.

Applications

• Load Switching
• Power Management
• DC-DC Converters
• Motor Control
• Battery Management Systems

Features

• Low On-Resistance (RDS(on)): Minimizes power loss and improves efficiency.
• Low Gate Charge (Qg): Reduces switching losses and improves switching speed.
• Fast Switching Speed: Enables high-frequency operation.
• Avalanche Rated: Provides robustness against voltage transients.
• Lead-Free Package: Complies with environmental regulations.
• Small Outline Package (SOP-8): Facilitates easy assembly.

Benefits

• High Efficiency: Low RDS(on) minimizes conduction losses.
• Improved Thermal Performance: Low RDS(on) reduces heat generation.
• Fast Switching: Enables higher operating frequencies and smaller component sizes.
• Robust Operation: Avalanche rating provides protection against voltage spikes.
• Reduced System Cost: High efficiency reduces the need for bulky heat sinks.
• Environmentally Friendly: Lead-free package complies with RoHS standards.

Additional Details

The UT4446G-S08-R is a P-channel enhancement mode power MOSFET housed in an SOP-8 package. Its primary feature is its low on-state resistance (RDS(on)), which minimizes power dissipation and increases overall efficiency. The low gate charge (Qg) reduces switching losses, allowing for higher switching frequencies and improved transient response. The device is avalanche rated, providing robustness against voltage spikes and ensuring reliable operation. The SOP-8 package allows for efficient heat dissipation and easy assembly on printed circuit boards. This MOSFET is suitable for a wide range of applications, including load switching, power management, and DC-DC conversion.

Specifications:

• Drain-Source Voltage (VDS): -30V
• Gate-Source Voltage (VGS): ±20V
• Continuous Drain Current (ID): -4.5A
• On-Resistance (RDS(on)): 45 mΩ (at VGS = -10V)
• Total Gate Charge (Qg): 10 nC (at VGS = -10V)