1N5822 Rectifier Diode ( 1 pcs)

The 1N5822 Rectifier Diode (1 Pc) is a high-performance Schottky barrier rectifier diode designed for efficient power conversion, fast switching, and circuit protection in a wide range of electronic applications. It is capable of handling a maximum average forward current of 3A and a maximum repetitive reverse voltage of 40V, making it suitable for medium-power circuits where high efficiency and low power loss are essential. Unlike conventional silicon rectifier diodes, the 1N5822 utilizes Schottky barrier technology, which significantly reduces the forward voltage drop to approximately 0.45V–0.55V (depending on the operating current). This lower voltage drop minimizes power dissipation, reduces heat generation, and improves the overall efficiency of electronic circuits, especially in battery-operated and low-voltage systems.

The 1N5822 is well known for its ultra-fast switching speed, allowing it to operate efficiently in high-frequency circuits without the reverse recovery losses associated with standard rectifier diodes. This makes it an excellent choice for Switched Mode Power Supplies (SMPS), DC-DC boost and buck converters, battery charging circuits, solar charge controllers, voltage regulator circuits, power adapters, and inverter systems. It is also widely used as a freewheeling (flyback) diode across inductive loads such as relays, motors, and solenoids to safely dissipate back electromotive force (Back EMF), protecting sensitive electronic components from voltage spikes.

The diode is supplied in a durable DO-201AD axial through-hole package, providing excellent mechanical strength and efficient heat dissipation. The axial lead design makes it easy to solder onto printed circuit boards (PCBs), breadboards, and prototype circuits. Its robust construction ensures reliable performance under continuous operation, making it suitable for both commercial and industrial electronic applications.

The 1N5822 Rectifier Diode is commonly used by students, hobbyists, technicians, engineers, and electronics manufacturers for building and repairing electronic equipment. It is frequently found in power management circuits, battery-powered devices, LED drivers, automotive electronics, renewable energy systems, UPS circuits, embedded systems, robotics, Arduino projects, Raspberry Pi power supplies, and various DIY electronics projects. Thanks to its combination of low forward voltage, fast switching capability, high efficiency, and dependable performance, the 1N5822 remains one of the most widely used Schottky rectifier diodes for modern electronic designs.

Features

• Model: 1N5822

• Type: Schottky Barrier Rectifier Diode

• Maximum Repetitive Reverse Voltage: 40V

• Maximum Average Forward Current: 3A

• Low Forward Voltage Drop (typically 0.45V–0.55V)

• Ultra-fast switching performance

• High efficiency with low power loss

• Low heat generation

• Excellent surge current capability

• Durable DO-201AD axial package

• Through-hole PCB mounting

• Long operational life

• Reliable electrical performance

Applications

• Switched Mode Power Supplies (SMPS)

• DC-DC Buck Converter Circuits

• DC-DC Boost Converter Circuits

• Battery Charging Systems

• Solar Charge Controllers

• Reverse Polarity Protection

• Freewheeling/Flyback Diode for Relays and Motors

• LED Driver Circuits

• Voltage Regulator Circuits

• Power Distribution Systems

• Automotive Electronics

• Inverter Circuits

• UPS Systems

• Arduino and Raspberry Pi Projects

• Robotics and Automation

• DIY Electronics Projects

• PCB Prototyping

• Electronic Repair and Maintenance

• Industrial Power Control Systems

• General Power Rectification Applications

Package Includes

1 × 1N5822 Rectifier Diode