1N5408 1W Diode (Pack of 5)

1N5408 Power Diode – 3A High Current Rectifier Diode
The 1N5408 is a high-performance power rectifier diode designed for reliable one-way current flow in power supply and rectification applications. Known for its high forward current capacity and strong reverse voltage handling, this diode is ideal for circuits requiring durable and efficient current control. With a maximum continuous current rating of 3A and surge current capability up to 200A, the 1N5408 is widely used in AC to DC conversion, power regulation, battery charging systems, and industrial electronics.

Why it’s a System Essential:
• High Current Handling: Supports up to 3A continuous forward current for power-intensive applications.
• Strong Surge Capacity: Withstands peak currents up to 200A for enhanced circuit reliability.
• Efficient One-Way Current Flow: Ensures proper current direction from anode to cathode.
• High Power Dissipation: Rated for 6.25W power dissipation for stable operation in demanding circuits.
• Low Reverse Leakage Current: Reverse current of just 10µA improves efficiency and performance.
• Durable Power Diode Design: Suitable for power supplies, converters, and protection circuits.
• Easy Polarity Identification: Cathode terminal marked with a grey band for convenient installation.

Technical Capabilities:
• Product Type: Power Rectifier Diode
• Model: 1N5408
• Maximum Forward Current: 3A
• Peak Surge Current: Up to 200A
• Power Dissipation: 6.25W
• Reverse Leakage Current: 10µA
• Function: Rectification and current control
• Recovery Type: Slow recovery diode
• Polarity:
 • Anode → Current input
 • Cathode → Marked with grey band
• Build: Durable, high-current semiconductor component

Best For:
Ideal for AC to DC converters, power supplies, battery charging circuits, Arduino power systems, DIY electronics, industrial electronics, rectifier circuits, PCB designs, repair applications, and general-purpose electronic systems where reliable high-current rectification is essential.