MP1584EN Fixed 3.3V ( Buck Converter)

The MP1584EN 3.3V module is a high-frequency switching regulator that efficiently steps down voltage while minimizing heat loss. It supports a wide input range and delivers a stable 3.3V output, making it perfect for modern embedded systems and battery-powered projects.
With up to 92% efficiency and compact size, this module is widely used in Arduino, ESP-based IoT projects, robotics, and portable electronics. It eliminates the need for manual voltage adjustment, ensuring a hassle-free plug-and-play experience. 
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⚙️ Key Features
Fixed 3.3V Output (No Adjustment Needed)
Wide Input Voltage: 5V – 26V 
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Maximum Output Current: 3A (Peak), ~1.5A Continuous 
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High Efficiency: Up to 90–92% 
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Compact Size: ~22mm × 17mm
Low ripple & stable output (<30mV) 
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Built-in thermal & short-circuit protection
🔌 Applications
ESP32 / ESP8266 Projects
IoT Devices (MQTT, WiFi systems)
Sensor Modules
Arduino Projects
Battery-powered Systems
LED Controllers
📊 Technical Specifications
Parameter
Value
Input Voltage
5V – 26V
Output Voltage
3.3V (Fixed)
Output Current
3A (Max), 1.5A Recommended
Efficiency
Up to 92%
Switching Frequency
~1MHz
Size
~22 × 17 × 4 mm
⚠️ Notes
Input voltage always 3.3V এর বেশি হতে হবে
High current use করলে cooling consider করো
ESP32 এর জন্য stable power দিতে capacitor (100µF) add করলে ভালো