Product Name:3V 3.3V 3.7V 6V To 5V Boost Buck DC-DC Step Up Down Converter Usb Power Supply For MEGA DUE YUN AVR FPGA CPLD Packing list 5 pcs USB Auto buck-boost Voltage regulator (input DC 1-6V , output DC 5V+-6%) ; ![](https://ae01.alicdn.com/kf/HTB17aExJFXXXXXIXXXXq6xXFXXXw.jpg) Description: Input voltage DC 1 ~ 6V, output DC 5V(+-6%) The maximum input voltage can not exceed 6.5V Short-term maximum output current : 12000mA Long time maximum output current: 1000mA Auto Buck-Boost Converter Module working frequency 1MHZ.efficiency 60%-85% . Operating temperature range : -25~+85 Degrees Celsius Storage temperature range : -45~+125 Degrees Celsius Size : 47mm x 16mm x 13.7mm Weight : 4.6g Applications: Battery powered equipment Wireless Module,NRF24L01 CC1101 CC2500 etc. MCU Development Board,AVR PIC FPGA/CPLD STM32 Arduiuo uno mega2560 due YUN Breadboard Raspberry Pi LED Lighting Wireless communication equipment Audio equipment Digital cameras,GPS,wireless transceiver Portable devices Attention : This is a DC-DC voltage converter module,Must be noted when using: 1 Input voltage can not be greater than the maximum input range 2 Output power can not be greater than the maximum load for a long time 3 Input power must be greater than the output power, because the power consumption of the module itself Q & A: Q : Why output voltage is less than the nominal voltage A : Input power supply power is too low.Test the input voltage with a multimeter,a t this time of the input voltage is very low ![](https://ae01.alicdn.com/kf/HTB1MPEfJFXXXXXfXFXXq6xXFXXXu.jpg) ![](https://ae01.alicdn.com/kf/HTB1p0ssJFXXXXbsXXXXq6xXFXXXD.jpg) ![](https://ae01.alicdn.com/kf/HTB1.ZMdJFXXXXa2XFXXq6xXFXXXy.jpg) |