1N5822

The 1N5822 is a popular Schottky barrier rectifier diode manufactured by Leshan Radio Co., Ltd. It is designed for high-efficiency applications, particularly in power supply circuits, due to its low forward voltage drop and fast switching capabilities.

Key Features:

1. Type: Schottky Diode
2. Package: Typically available in a DO-41 (axial) package, which is a cylindrical shape with two leads extending from either end. This package is designed for easy mounting on printed circuit boards (PCBs).
3. Forward Voltage Drop (Vf): The 1N5822 has a low forward voltage drop, typically around 0.45V at a forward current of 3A. This characteristic helps in reducing power loss and improving efficiency in power conversion applications.
4. Reverse Voltage Rating (Vr): The diode has a maximum reverse voltage rating of 40V, making it suitable for various applications where moderate reverse voltage is expected.
5. Forward Current Rating (If): It can handle a continuous forward current of up to 3A, which allows it to be used in applications requiring significant current flow.
6. Temperature Range: The operating temperature range is typically from -65°C to +125°C, making it suitable for a wide range of environmental conditions.
7. Reverse Recovery Time: The 1N5822 features a very fast reverse recovery time, which is a critical parameter for high-frequency applications, reducing the risk of switching losses.

Applications:

• Power Supply Circuits: Commonly used in power supplies for rectification purposes.
• DC-DC Converters: Ideal for use in buck converters and other DC-DC conversion applications due to its efficiency.
• Solar Inverters: Utilized in solar power systems for rectifying the output from solar panels.
• Battery Chargers: Employed in battery charging circuits to ensure efficient charging with minimal losses.

Electrical Characteristics:

• Maximum Reverse Voltage (Vr): 40V
• Maximum Forward Current (If): 3A
• Forward Voltage Drop (Vf): ~0.45V at 3A
• Reverse Leakage Current (Ir): Typically low, contributing to its efficiency.

Conclusion:

The 1N5822 from Leshan Radio Co., Ltd. is a robust and efficient Schottky diode that is well-suited for a variety of electronic applications, particularly where low forward voltage drop and fast switching are essential. Its reliability and performance make it a preferred choice among engineers and designers in the field of power electronics.