FR207 Diode: A One-Way Valve for Current Flow

The FR207 diode is a commonly used electronic component that serves as a rectifier in various circuits. It features a cathode (-) and an anode (+), with current flowing only from the anode to the cathode, never in the reverse direction. The diode’s schematic symbol consists of a triangle with a line on top, with the tip of the triangle representing the cathode. On the diode body, the cathode is usually marked by a band.

Dimensions and Features

The FR207 diode possesses several specifications and features that make it suitable for various applications:

• Maximum Recurrent Peak Reverse Voltage: The diode can withstand up to 1000 V in reverse bias.
• Typical Junction Capacitance: The diode has a capacitance of approximately 40 pF at the junction.
• Operating and Storage Temperature Range: The diode can operate in temperatures ranging from -65 to +150 °C.

The diode is rated with a wattage of 1W and belongs to the DO-41 diode/rectifier type. It is compliant with the RoHS (Restriction of Hazardous Substances) directive, which ensures that it does not contain any restricted substances.

Specifications

The FR207 diode is designed as a standard recovery power rectifier with the following specifications:

• Repetitive Reverse Voltage Max (Vrrm): The diode can withstand a maximum repetitive reverse voltage of 50V.
• Forward Current Avg Rectified (IF(AV)): The average forward current that the diode can rectify is 1A.
• Forward Surge Current Max (Ifsm): The diode can handle a maximum forward surge current of 30A.
• Forward Voltage Max (VF): The maximum forward voltage drop across the diode is 1.1V.
• Current Rating: The diode is rated for a current of 1A.

Solar Panel Application

The FR207 diode can be used in various electronic circuits, including solar panel systems. When incorporated into a solar panel system, the diode acts as a bypass diode, preventing reverse current flow during shading or low-light conditions. This ensures that the output power of the solar panel remains maximized and prevents damage to the panel.

Package Includes

When purchasing the FR207 diode, the package typically includes a set of 10 diodes. This provides flexibility and convenience for multiple applications or future replacements.

Conclusion

The FR207 diode is a versatile electronic component widely used as a rectifier in various circuits. With its one-way current flow characteristics and robust specifications, it finds applications in diverse fields such as solar panel systems and general electronics. Understanding its polarity, dimensions, and specifications is essential for integrating it effectively into electronic designs.

For more detailed information, refer to the FR207 diode datasheet.