The FUS20TM4S is a surface-mount Schottky Barrier Diode manufactured by Rohm Semiconductor. This diode is designed for high-frequency rectification, clamping, and protection applications requiring fast switching speeds and low forward voltage drop.

Applications

• Power management circuits
• DC-DC converters
• Reverse polarity protection
• High-frequency rectification
• Switching mode power supplies (SMPS)
• Free-wheeling diodes in inductive loads

Features

• Low Forward Voltage Drop: Minimizes power loss and improves efficiency.
• Fast Switching Speed: Enables efficient operation in high-frequency circuits.
• Surface Mount Package: Facilitates automated assembly and reduces board space.
• High Surge Current Capability: Provides robustness against transient voltage spikes.
• Low Leakage Current: Ensures minimal power consumption in standby mode.
• Lead-Free Finish: Compliant with RoHS environmental standards.

Benefits

• Improved Efficiency: The low forward voltage drop reduces power dissipation, leading to higher overall efficiency in power conversion applications.
• Enhanced System Performance: The fast switching speed allows for reliable operation in high-frequency applications, ensuring optimal system performance.
• Compact Design: The surface mount package enables smaller and more compact circuit designs, saving valuable board space.
• Reliable Protection: The high surge current capability safeguards sensitive components against voltage transients and overcurrent conditions.
• Reduced Power Consumption: The low leakage current minimizes standby power consumption, contributing to energy savings.
• Environmentally Friendly: The lead-free finish ensures compliance with environmental regulations, promoting sustainability.

Additional Details

The FUS20TM4S features a maximum repetitive peak reverse voltage (VRRM) of 40V and a maximum average forward rectified current (IF(AV)) of 2A. The forward voltage (VF) is typically around 0.5V at the rated forward current. It is typically available in a small outline package (SMP) that is optimized for automated pick and place. This diode is suitable for use in a wide temperature range. Careful thermal management may be required depending on the application and operating conditions.