5Pcs Step Down Converter Module DC 5-40V To 3V 3.3V 3.7V 5V 6V 7.5V 9V 12V DC-DC Buck Regulator Charger Power Board For Arduino

3V : Input voltage 4.75~40V,output 3VMaximum output current 1ADC-DC Step-Down Converter module working frequency 550KHz. efficiency is 75-90% .Quiescent current: about 1.5MAOvertemperature shutdown, input under-voltage protection, BS-voltage protection, and short circuit protection.2.54mm pin pitch, for Arduino UNO MEGA2560 Breadboard MCU Development Board friendlyExcluding Pin Size 18.3mm x 10.2mm x 6.7mm( small)Weight : about 1.1g(Very light)3.3V :Input voltage 4.75~40V,output 3.3VMaximum output current 1ADC-DC Step-Down Converter module working frequency 550KHz. efficiency is 76-90% .Quiescent current: about 1.5MAOvertemperature shutdown, input under-voltage protection, BS-voltage protection, and short circuit protection.2.54mm pin pitch, for Arduino UNO MEGA2560 Breadboard MCU Development Board friendlySize 18.3mm x 10.2mm x 6.7mm( small)Weight : about 1.1g(Very light)3.7V :Input voltage 5~40V,output 3.7VMaximum output current 1ADC-DC Step-Down Converter module working frequency 550KHz. efficiency is 76-90% .Quiescent current: about 1.5MAOvertemperature shutdown, input under-voltage protection, BS-voltage protection, and short circuit protection.2.54mm pin pitch, for Arduino UNO MEGA2560 Breadboard MCU Development Board friendlySize 18.3mm x 10.2mm x 6.7mm( small)Weight : about 1.1g(Very light)5V :Input voltage 6.6~40V,output 5VMaximum output current 1ADC-DC Step-Down Converter module working frequency 550KHz. efficiency is 75-90% .Quiescent current: about 1.5MAOvertemperature shutdown, input under-voltage protection, BS-voltage protection, and short circuit protection.2.54mm pin pitch, for Arduino UNO MEGA2560 Breadboard MCU Development Board friendlySize 18.3mm x 10.2mm x 6.7mm( small)Weight : about 1.1g(Very light)6V : Input voltage 7.5~40V,output 6VMaximum output current 1ADC-DC Step-Down Converter module working frequency 550KHz. efficiency is 75-90% .Quiescent current: about 1.5MAOvertemperature shutdown, input under-voltage protection, BS-voltage protection, and short circuit protection.2.54mm pin pitch, for Arduino UNO MEGA2560 Breadboard MCU Development Board friendlySize 18.3mm x 10.2mm x 6.7mm( small)Weight : about 1.1g(Very light)7.5V :Input voltage 9~40V,output 7.5VMaximum output current 1ADC-DC Step-Down Converter module working frequency 550KHz. efficiency is 75-90% .Quiescent current: about 1.5MAOvertemperature shutdown, input under-voltage protection, BS-voltage protection, and short circuit protection.2.54mm pin pitch, for Arduino UNO MEGA2560 Breadboard MCU Development Board friendly Size 18.3mm x 10.2mm x 6.7mm( small)Weight : about 1.1g(Very light)9V :Input voltage 11~40V,output 9VMaximum output current 0.9ADC-DC Step-Down Converter module working frequency 550KHz. efficiency is 75-90% .Quiescent current: about 1.5MAOvertemperature shutdown, input under-voltage protection, BS-voltage protection, and short circuit protection.2.54mm pin pitch, for Arduino UNO MEGA2560 Breadboard MCU Development Board friendlySize 18.3mm x 10.2mm x 6.7mm( small)Weight : about 1.1g(Very light)12V : Input voltage 14~40V,output 12VMaximum output current 0.8ADC-DC Step-Down Converter module working frequency 550KHz. efficiency is 75-90% .Quiescent current: about 1.5MAOvertemperature shutdown, input under-voltage protection, BS-voltage protection, and short circuit protection.2.54mm pin pitch, for Arduino UNO MEGA2560 Breadboard MCU Development Board friendlySize 18.3mm x 10.2mm x 6.7mm( small)Weight : about 1.1g(Very light)