The UTD405L-TN3-T is a 4A, 50V Schottky Barrier Rectifier manufactured by UTC (Unisonic Technologies Co., Ltd.). This diode is designed for high-efficiency rectification and fast switching speeds, making it suitable for various power supply and circuit protection applications.

Applications

• Switching Mode Power Supplies (SMPS)
• DC-DC converters
• Freewheeling diodes in inductive circuits
• Reverse polarity protection
• High-frequency rectification

Features

• Low Forward Voltage Drop: Minimizes power loss and improves efficiency.
• Fast Switching Speed: Enables high-frequency operation with reduced switching losses.
• High Surge Current Capability: Provides robustness against transient voltage spikes.
• High Reliability: Ensures stable performance under demanding operating conditions.
• RoHS Compliant: Environmentally friendly, adhering to RoHS standards.

Benefits

• Improved Efficiency: Low forward voltage drop leads to reduced power dissipation and higher system efficiency.
• Reduced Switching Losses: Fast switching speed minimizes losses associated with diode switching transitions.
• Enhanced System Reliability: High surge current capability protects the circuit from voltage transients.
• Compact Design: Allows for smaller and more efficient power supply designs.
• Environmentally Compliant: Meets environmental regulations for responsible product design.

Additional Details

The UTD405L-TN3-T features a forward voltage drop of typically 0.5V at 4A. Its maximum repetitive peak reverse voltage is 50V. The device is typically available in a molded plastic package with readily solderable leads. The operating junction temperature ranges from -55°C to +150°C. The high surge current capability makes it suitable for protecting sensitive components from damage due to transient surges. This schottky barrier rectifier offers a balance between performance and cost, making it a popular choice in numerous power electronic applications.