About this item

⚡ MB102 Breadboard Power Supply Module – 3.3V / 5V

The MB102 is a compact power supply module designed to provide stable voltage to your breadboards.
It can supply 3.3 V or 5 V to your electronic circuits directly from a USB source or an external adapter.

🛡️ Features & Advantages

• 🔌 Output voltages: 3.3 V and 5 V
• ⚡ Powered via USB or Vin
• 🧰 Easy connection to standard breadboards (2 power rails)
• 🔧 Built-in short-circuit protection
• 📏 Compact and lightweight

📦 Technical Description

• 🔌 Input: USB 5 V or Vin 6.5–12 V
• ⚡ Outputs: 3.3 V / 5 V
• 🔧 Maximum current: 700 mA (typical)
• 🧩 Connectors: 2 rails for breadboard
• 📏 Dimensions: approx. 53 × 33 mm
• 🧱 PCB material: FR4

🛠️ Applications

• 🧪 Rapid prototyping on breadboards
• 🤖 Arduino, ESP32, Raspberry Pi, and other microcontrollers
• 💡 DIY electronics and educational projects
• 🔧 Temporary circuit powering for testing

⚠️ Usage Notes

• ❗ Do not exceed maximum current to prevent overheating
• 🔧 Verify polarity before connecting
• 🛡️ Avoid short circuits between power rails

✨ Key Features

• ⚡ Output voltages: 3.3 V / 5 V

• 🔌 USB or Vin input

• 🧰 Compatible with all standard breadboards

• 📦 Compact and practical prototyping module