_ Mini MP1584EN DC to DC buck converter module with a wide operating range
_ Input voltage: 4.5V to 28V
_ Output voltage: 0.8V to 20V
_ Output current: 3 A (maximum)
_ Conversion efficiency: 92% (maximum)
_ Output ripple: less than 30 mV
_ Switching frequency: 1.5 MHz (highest), typically 1 MHz
_ Operating temperature: -45 u2103 to 85 u2103
_ Size: 22 mm by 17 mm by 4 mm
_ Warning: to avoid any possible damage
_ Do not use light load (less than 10% of output power) or without load