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DIY DC-DC Adjustable Step-down Voltage Regulator Module - Green
Input voltage: 4.5~28V. - Output voltage: 0.8~20V. - Output current: 3A(Max). - Transfer efficiency: 96%(the highest). - Output ripple wave: <30mV. - Switch frequency: 1.5MHz(the highest)£¬ typical 1MHz. - Working temperature: -45~+85'C. - Application: DIY power bank£¬ communication equipment power supply£¬ some occasions with strict demands.