The UGB18DCT-E3/31 is an ultrafast recovery rectifier diode manufactured by Vishay. This device is designed for high-efficiency applications, particularly in power conversion and inverter circuits. The "E3" suffix indicates that the component is RoHS compliant and lead-free, catering to environmentally conscious designs.

Applications

• Switching Mode Power Supplies (SMPS)
• Power Factor Correction (PFC) circuits
• DC-DC Converters
• Inverters
• Freewheeling diodes for inductive loads

Features

• Ultrafast Recovery Time: Minimizes switching losses, allowing for higher operating frequencies and improved efficiency.
• Low Forward Voltage Drop: Reduces power dissipation, improving overall circuit performance and reducing heat generation.
• High Surge Current Capability: Provides robustness against transient voltage conditions.
• Dual Common Cathode Configuration: Simplifies circuit layout and reduces component count in some applications.
• RoHS Compliant: Meets environmental regulations, ensuring lead-free construction.

Benefits

• Improved Efficiency: The combination of ultrafast recovery time and low forward voltage drop leads to higher efficiency in power conversion applications.
• Increased Reliability: High surge current capability and robust design contribute to long-term reliability.
• Reduced Heat Dissipation: Low forward voltage drop minimizes heat generation, allowing for smaller heat sinks and more compact designs.
• Simplified Design: Dual common cathode configuration can simplify circuit layout.
• Environmentally Friendly: RoHS compliance ensures compliance with environmental regulations.

Additional Details

The UGB18DCT-E3/31 features a maximum repetitive peak reverse voltage (VRRM) of 600V and a maximum average forward rectified current (IF(AV)) of 9A per diode (18A total for the package). Its ultrafast recovery time (trr) is around 35 ns. The operating temperature range is from -65°C to +175°C. It is packaged in a TO-220AB. This rectifier is ideal for applications requiring high efficiency and fast switching speeds. The E3 suffix denotes that the component is lead-free and RoHS compliant, conforming to environmental standards.