1N4001 Diode — 50 V, 1 A, DO-41 Rectifier ⚡

The 1N4001 Diode is a reliable, general-purpose rectifier designed to allow current to flow in a single direction. Ideal for low-voltage power rectification and protection, it’s a staple in electronics components for power supplies, relay drivers, and protection circuits used with Arduino, Raspberry Pi, and other microcontroller projects.

Why Choose This Diode ✅

• General-purpose rectifier for low-voltage DC applications
• 1 A average forward current supports a wide range of loads
• 50 V reverse voltage rating for typical low-voltage supplies
• DO-41 through-hole package for easy soldering and prototyping
• Wide operating temperature range (-55°C to +150°C) for robust performance
• Perfect as a flyback diode across coils (relays, solenoids, motors) to protect modules and microcontrollers

Typical Applications 🔧

• Power rectification in low-voltage AC-to-DC circuits
• Reverse-polarity protection for boards and modules
• Flyback suppression for inductive loads in Arduino/Raspberry Pi driver circuits
• Signal steering and low-frequency switching

Technical Specifications 📐

• Model: 1N4001 Standard Rectifier Diode
• Voltage Rating: 50 V
• Current Rating: 1 A
• Package: DO-41 (through-hole)
• Polarity: Cathode (band-marked end)
• Operating Temperature: -55°C to +150°C
• Suitable for: General-purpose use

Installation & Polarity Tips 🧭

• Orient the banded end (cathode) toward the positive rail when used for flyback protection across coils.
• Ensure the voltage and current in your circuit do not exceed the diode’s ratings.
• Works seamlessly on breadboards and perfboards thanks to the DO-41 leaded package.

Product Content 📦

1 × 1N4001 Diode — 50 V — 1 A — DO-41