ITEM NAME:10pcs Mini-360 Buck Converter DC-DC 4.75V-23V to 1V-17V Step Down module HEP Descriptio n Description 100% new high quality Material: PCB Color: picture color Size: 17 * 11 * 3.8 mm Model name: mini-360 (subminiature dc-dc synchronous rectifier buck module) Module properties: unisolated buck Rectification: synchronous rectification Input voltage: 4.75v-23v Output voltage: 1.0v-17v Output current: decreased 3A value and increased 1.8a Conversion efficiency :96%(Max.) Switching frequency :340 KHZ Output ripple :30mV(no load) Load adjustment rate :Â ±0.5% Voltage adjustment :Â ±2.5% Operating temperature :-40 ~ +85℃ Features: integrated power inductor and synchronous rectifier control chip, small size, high efficiency. Program selection: 1 mini-360 dc-dc HM buck converter buck power module Product list :10pcs*Mini360 model power supply buck module describe Feedback If you are satisfied with our products and services, please leave "positive feedback" and our system will provide the same feedback ASPS. If you are not satisfied with the product when you receive the product, you can.1 mini-360 dc-dc HM buck converter buck power module. Module properties: unisolated buck. Output ripple :30mV(no load). We'd like to settle any problem in a friendly manner. Output current: decreased 3A value and increased 1.8a.