AC-DC 5V 700mA 3.5W Precision Buck Converter AC 220V To 5V DC Step Down Transformer Power Supply Module

The AC-DC 5V 700mA Buck Converter Module is a high-precision, isolated step-down power supply designed to convert AC 220V (or AC 110V) mains voltage to a stable 5V DC output.

With a 3.5W output capacity, it’s perfect for small electronic devices, IoT projects, sensors, relay modules, and microcontrollers such as Arduino, ESP8266, ESP32, and Raspberry Pi Pico.

This power module eliminates the need for bulky transformers, making your projects lightweight, compact, and energy-efficient.

🔧 Specifications:

• Input Voltage: 100–240V AC

• Output Voltage: 5V DC

• Output Current: 700mA max

• Output Power: 3.5W

• Output Ripple: Low noise design

• Efficiency: High (>80%)

• Isolation Voltage: 3000V AC

• Module Type: Fully enclosed PCB module

• Dimensions: Compact size for easy PCB mounting

• Protection: Short circuit, overcurrent, and thermal protection

🎯 Applications:

• Powering IoT devices directly from mains

• Smart home appliances

• Embedded electronics projects

• Relay and sensor modules

• Industrial automation controls

• Low-power LED drivers

✅ Why Buy from Engineering Electronics?

• High-quality, tested modules

• Long-life stable performance

• Compact and easy PCB mounting

• Affordable price in Bangladesh

📦 Package Includes:

• 1 × AC-DC 5V 700mA 3.5W Buck Converter Module