The UPR10E3 is a high-efficiency rectifier diode manufactured by Microsemi Corporation. This diode is designed for applications requiring fast switching speeds and low forward voltage drop. It's commonly used in switched-mode power supplies (SMPS), freewheeling diodes in DC-DC converters, and as a rectifier in high-frequency circuits.

Applications

• Switched-Mode Power Supplies (SMPS): Used as a rectifier in SMPS for converting AC voltage to DC voltage efficiently.
• DC-DC Converters: Employed as a freewheeling diode or rectifier in DC-DC converters for various voltage regulation applications.
• High-Frequency Rectification: Utilized in high-frequency circuits where fast recovery time is crucial for efficient rectification.
• Power Factor Correction (PFC): Integrated into PFC circuits to improve the power factor of electronic devices.
• LED Lighting: Found in LED drivers to rectify the AC input and provide a stable DC current to LEDs.

Features

• High Efficiency: Offers high efficiency due to its low forward voltage drop and fast recovery time.
• Fast Recovery Time: Features a fast reverse recovery time (typically around 35 ns), minimizing switching losses.
• Low Forward Voltage Drop: Exhibits a low forward voltage drop (typically around 0.95 V), reducing power dissipation.
• High Surge Current Capability: Designed to withstand high surge currents, providing robust performance.
• High Voltage Rating: Has a high reverse voltage rating, ensuring reliable operation in high-voltage applications.
• Lead-Free and RoHS Compliant: Environmentally friendly, complying with lead-free and RoHS standards.
• Operating Temperature Range: Operates over a wide temperature range, typically from -65°C to +175°C.

Benefits

• Improved Efficiency: Fast recovery time and low forward voltage drop contribute to higher efficiency in power conversion applications.
• Reduced Switching Losses: Fast recovery time minimizes switching losses, improving overall system performance.
• Robust Performance: High surge current capability ensures reliable operation in demanding applications.
• Environmentally Friendly: Lead-free and RoHS compliant, contributing to environmental sustainability.

Additional Details

The UPR10E3 is typically packaged in a DO-201AD package, which provides good thermal conductivity. It has a repetitive peak reverse voltage (VRRM) rating of 200V, 300V, 400V, 500V and 600V depending on suffix. The forward current (IF) rating is 10A. This diode is suitable for applications requiring high efficiency and fast switching in a compact package.

The UPR10E3 rectifier diode is a reliable and efficient component for a wide range of power electronic applications. Its fast recovery time, low forward voltage drop, and high surge current capability make it an excellent choice for designers seeking to optimize their power conversion designs.