The UG2D-E3 is a surface-mount rectifier diode manufactured by Vishay. It is part of the Vishay General Semiconductor series of rectifiers, known for their high surge current capability and low forward voltage drop. This diode is designed for applications requiring efficient rectification and protection against transient voltage conditions.

Applications

• Switching mode power supplies (SMPS)
• Freewheeling diodes in inductive circuits
• Reverse polarity protection
• AC-to-DC rectification
• General purpose rectification

Features

• Low forward voltage drop: Minimizes power loss and improves efficiency.
• High surge current capability: Provides robustness against transient overvoltage events.
• Surface mount package: Facilitates automated assembly and reduces board space.
• Glass passivated chip junction: Enhances reliability and stability.
• RoHS compliant: Meets environmental regulations.

Benefits

• Increased Efficiency: The low forward voltage drop minimizes power dissipation, leading to higher overall system efficiency.
• Enhanced Reliability: The glass passivated junction ensures stable performance and long-term reliability.
• Simplified Assembly: The surface mount package allows for automated assembly processes, reducing manufacturing costs.
• Robust Protection: High surge current capability protects against voltage spikes and transients.
• Compact Design: The small footprint of the surface mount package enables compact circuit designs.

Specifications

The UG2D-E3 features a maximum repetitive peak reverse voltage (VRRM) of 200V and a maximum average forward rectified current (IF(AV)) of 2.0A. It has a forward voltage (VF) of approximately 0.85V at 2A and a peak surge current (IFSM) of around 50A. The operating junction temperature range is typically -55°C to +150°C. The package is usually a DO-214AC (SMA) type. This diode is commonly used in applications where a balance of efficient rectification and surge protection is required in a compact form factor.