L7809 Linear Voltage Regulator – 9V Fixed Output

⚡ L7809 Linear Voltage Regulator – Fixed 9V DC Output

The L7809 is a reliable and widely used linear voltage regulator that provides a stable 9V output from higher voltage sources.

It delivers up to 1A of current with built-in protections, making it ideal for embedded systems, audio circuits, controllers, and general-purpose electronics.

✅ Specifications:

• Model: L7809
• Output Voltage: 9V Fixed
• Max Output Current: 1A
• Input Range: 11V–30V DC
• Max Input Voltage: 35V
• Protections: Overcurrent / Thermal / Short Circuit
• Package: TO-220
• Operating Temp: 0°C to 125°C
• Weight: ≈2g

🔹 Key Features:

✔ Stable 9V DC output.

✔ Low noise, suitable for audio circuits.

✔ Built-in safety protections.

✔ Easy to use in power supply designs.

✔ Supports heatsink attachment.

📌 Common Applications:

• 9V electronic devices
• Audio amplifiers
• Embedded systems
• Power supplies
• Sensor modules
• Robotics & DIY electronics