22V 1W Zener Diode — Precision Voltage Regulation

The 22V 1W Zener Diode in a DO-41 package delivers stable and accurate voltage regulation for a wide range of electronics projects and professional designs. Once its breakdown threshold is reached, it maintains a nearly constant reverse voltage, making it ideal as a reference voltage or for overvoltage protection in power and signal circuits for Arduino, Raspberry Pi, and other microcontroller-based systems.

🔧 Key Features

• Stable 22 V regulation for reliable reference and clamp applications
• 1 W power dissipation supports moderate regulation and protection loads
• DO-41 axial (through-hole) package for easy prototyping and assembly
• Compatible with Arduino, Raspberry Pi, and general electronics modules

📐 Technical Specifications

• Power Dissipation: 1 W
• Nominal Zener Voltage (Vz): 22 V
• Maximum Zener Current (Iz): Typically 20–100 mA (depends on voltage rating)
• Package Type: DO-41 (axial, through-hole)
• Other voltage options: Available variants include 3.3 V, 5.1 V, 12 V, 24 V, etc.

📌 Applications

• Voltage regulation and stabilization in power supplies ⚙️
• Reference voltage source for analog and measurement circuits 🎛️
• Overvoltage protection and clamping for sensitive inputs 🛡️
• General-purpose electronics, prototyping, and hobby projects with microcontrollers 💡

💡 Usage Tips

• Use a suitable series resistor to set current and limit power dissipation.
• Observe polarity: the cathode is typically marked with a band.
• Ensure adequate thermal management to keep the diode within its 1 W rating.

A dependable and essential electronics component for engineers, students, and hobbyists seeking stable voltage performance in microcontroller circuits, sensor interfaces, and modular power solutions.