The HER803 is a high-efficiency rectifier diode manufactured by Rectron Semiconductor. This diode is designed for applications requiring fast switching speeds and low forward voltage drop, making it suitable for various power supply and rectification circuits.

Applications

• Switching Power Supplies
• Freewheeling Diodes in Inductive Circuits
• High-Frequency Rectification
• Polarity Protection Circuits
• DC-DC Converters

Features

• High Surge Current Capability
• Low Forward Voltage Drop
• Fast Switching Speed
• High Reliability
• RoHS Compliant
• Epoxy Molded Case

Benefits

• Improved efficiency in power supply designs.
• Reduced power dissipation due to low forward voltage drop.
• Enhanced system performance with fast switching speeds.
• Increased system reliability in harsh environments.
• Compliance with environmental regulations.

Additional Details

The HER803 is typically packaged in a DO-201AD package. The maximum repetitive peak reverse voltage is typically around 200V, and the maximum average forward current is around 8A. The forward voltage drop is typically around 0.95V at the rated forward current. The reverse recovery time is typically very short, which contributes to its high-speed switching characteristics. Refer to the manufacturer's datasheet for detailed specifications, including voltage and current ratings, forward voltage characteristics, and reverse recovery time.

Proper heat sinking may be required, depending on the application and the operating current. Ensure that the diode's operating temperature remains within the specified limits to prevent damage. Use appropriate soldering techniques to ensure a reliable connection to the circuit board.