DM02 3A Step-Down DC-DC Buck Converter Module with Fixed 3.3V Output

 DC-DC converter module Application

1. Embedded systems and development boards requiring stable 3.3V power
2. Robotics and flying robot power supply
3. Model aircraft and RC vehicle electronics
4. Automotive electronics and 12V/24V to 3.3V conversion
5. Industrial power conversion and control systems
6. Battery charging and power management circuits
7. Portable electronic devices and IoT hardware
8. DIY electronics and prototyping projects

 DC-DC converter module Specifications

1. Product Model: DM02
2. Module Type: Non-isolated step-down (buck) DC-DC converter
3. Controller IC: MP1584-class high-frequency step-down regulator
4. Input Voltage Range: 4.5V to 28V DC (input must be at least 1V higher than output)
5. Output Voltage: 3.3V DC (fixed)
6. Output Voltage Accuracy: ±0.1V
7. Output Current (Peak): 3A
8. Output Current (Continuous): 2.5A
9. Conversion Efficiency: Approximately 92%
10. Output Ripple: Less than 50mV
11. No-Load Quiescent Current: 0.5mA
12. Operating Temperature: -40°C to +85°C
13. Storage Temperature: -40°C to +125°C
14. Module Dimensions: 16.5mm × 22mm × 4mm
15. Rectification Mode: Synchronous rectification
16. Protection Features: Over-current protection, thermal shutdown, input under-voltage lockout

Features

1. Wide input voltage range: 4.5V to 28V DC
2. Fixed 3.3V output with ±0.1V accuracy
3. Up to 3A peak output current (2.5A continuous)
4. High conversion efficiency of approximately 92%
5. Low output ripple of less than 50mV
6. Ultra-low no-load quiescent current of 0.5mA
7. Compact dimensions: 16.5mm × 22mm × 4mm
8. Synchronous rectification for high efficiency
9. Extended operating temperature range: -40°C to +85°C
10. Input under-voltage lockout and over-current protection
11. Thermal shutdown protection for safe operation
12. Requires input voltage to be at least 1V higher than output