The RS3DHE3/57T is a surface-mount rectifier from Vishay. It is designed for efficient rectification in various electronic circuits and power supplies. This rectifier is known for its high surge current capability and low forward voltage drop, making it a reliable component in demanding applications.

Applications

• Switching mode power supplies (SMPS)
• Adapters
• DC-DC converters
• Freewheeling diodes in inductive loads
• Reverse polarity protection

Features

• High surge current capability
• Low forward voltage drop
• High reliability
• Glass passivated chip junction
• RoHS compliant
• Surface mount package

Benefits

• Increased efficiency in power supplies due to low forward voltage drop
• Robust performance under transient conditions due to high surge current capability
• Long-term reliability in demanding environments
• Simplified board assembly due to surface mount design
• Environmentally friendly due to RoHS compliance

Detailed Specifications

The RS3DHE3/57T features a maximum repetitive peak reverse voltage (VRRM) of 200V and a maximum average forward rectified current (IF(AV)) of 3A. Its surge current capability (IFSM) can reach up to 150A. The forward voltage drop (VF) is typically around 0.95V at a forward current of 3A. The reverse recovery time (trr) is typically around 2500 ns. It comes in a DO-214AB (SMC) package, which is suitable for automated assembly processes.

The high surge current capability allows the rectifier to withstand transient current spikes without failure, making it suitable for applications with frequent inrush currents. The low forward voltage drop minimizes power dissipation, improving the overall efficiency of the circuit. The glass passivated chip junction enhances the rectifier's reliability and stability under high-temperature conditions. The device is specifically designed to meet the requirements of modern power supplies and converters.

In summary, the RS3DHE3/57T is a robust and efficient rectifier suitable for a wide range of power supply applications. Its high surge current capability, low forward voltage drop, and surface mount design make it a reliable and cost-effective solution for modern electronic designs.