Description: Module type: Non-Isolated Module Input voltage: 4.5 – 24 V Output voltage: 5V Output current: 3A (max), actual testing input 12 V, output within 1.5A don't need heat dissipation Output voltage: Integration adjustable and fixed output, back side can choose fixed output voltage Adjustable range: 0.8 – 17 V, fixed voltage (1.8/2.5/3.3/5/9/12 V) Efficiency: Up to 97.5% (6.5 to 5 V/0.7A) Switching frequency: 500 kHz Output ripple: 20mV (12 V to 5 V/3A), 20 M band width Quiescent current: 0.85MA Load regulation: ± 1% Voltage regulation: ± 0.5% Dynamic response speed: 5% 200uS Output overvoltage protection: No Output short circuit protection: Yes (temporary) Input reverse polarity protection: No Connecting type: Soldering Input way: Soldering Soldering hole space: 2.54 mm EN: Enable port; IN+: Input positive; GND: Public negative; VO+: Output positive Specification: Material: electronic components Size: approx. 1.95x 1.1cm/0.77 x 0.4inch Package Includes:(4 Pack) 1 Piece DC DC Buck Converter