The 1N5817 and SS12 are both Schottky Barrier Rectifiers designed for low voltage, high-frequency inverters, free wheeling, and polarity protection applications. Though the manufacturers might differ, they are often used interchangeably. They are generally available in a DO-41 package.

Applications

• DC-DC Converters: Used in converters to improve efficiency and reduce switching losses.
• Polarity Protection: Protects circuits from damage caused by reverse polarity connections.
• Free-Wheeling Diode: Used in inductive circuits to prevent voltage spikes when the current is switched off.
• Switching Power Supplies: Used in various power supplies to enhance performance.
• Solar Power Systems: Employed in solar panel systems for blocking reverse current.

Features

• Low Forward Voltage Drop: Reduces power dissipation and improves overall efficiency.
• High Surge Current Capability: Withstands high current surges without damage.
• High-Frequency Operation: Operates efficiently at high frequencies.
• Low Reverse Leakage Current: Minimizes wasted current.
• Fast Switching Speed: Enables quick transitions, improving circuit performance.

Benefits

• Improved Efficiency: Low forward voltage drop and low reverse leakage minimize power losses.
• Robust Protection: High surge current capability provides reliable protection against transient current surges.
• Enhanced Performance: Fast switching speed improves the overall performance of circuits, especially at high frequencies.
• Compact Design: DO-41 package allows for space-saving designs.
• Reliable Operation: Designed for stable and consistent performance under various operating conditions.

Additional Details

The 1N5817/SS12 series typically features a maximum average forward current of 1.0 Ampere. Their peak reverse voltage is usually around 20V. The forward voltage drop is typically around 0.45V at 1A, making them efficient for low-voltage applications. The operating junction temperature usually ranges from -65°C to +125°C. These diodes are commonly available in axial-lead DO-41 packages for easy mounting on PCBs. They are designed to minimize switching losses and enhance power conversion efficiency in demanding applications.