The 20ETF02STRRPBF is a 20A, 200V FRED Pt® Ultrafast Rectifier diode manufactured by Vishay. It is designed for high-frequency applications where fast recovery and low forward voltage drop are crucial. This device is part of Vishay’s FRED Pt (Fast Recovery Epitaxial Diode) family, known for their superior performance in switching power supplies, inverters, and other applications.

Applications

• Output rectification in switching power supplies
• Freewheeling diodes in inverters
• Snubber diodes in motor drives
• PFC (Power Factor Correction) circuits
• High-frequency rectifiers

Features

• Ultrafast recovery time (typically 35 ns)
• Low forward voltage drop (typically 0.84 V at 20 A)
• High forward surge current capability
• Operating junction temperature up to 175°C
• RoHS compliant and Halogen-free
• Available in a TO-220AC package

Benefits

• Reduces switching losses in high-frequency applications.
• Improves efficiency due to low forward voltage drop.
• Enhances system reliability with high surge current capability.
• Enables operation in high-temperature environments.
• Complies with environmental regulations.

Additional Details

The 20ETF02STRRPBF is designed with epitaxial construction, which results in its ultrafast recovery characteristics. This reduces the reverse recovery current and switching losses, improving overall system efficiency. The low forward voltage drop minimizes power dissipation and reduces heat generation. The high forward surge current capability makes it robust against transient overloads. The TO-220AC package provides good thermal performance and is easy to mount on a heatsink. This rectifier is commonly used in various power electronic applications to improve efficiency and reduce EMI. The “PbF” suffix indicates that the device is lead-free. Proper heatsinking is essential to maintain the junction temperature within the specified limits. The device is suitable for both continuous and discontinuous conduction mode power supplies. Its compact size and high performance make it a valuable component in modern power conversion systems.