Pololu 4.2-15V, 3A Fine-Adjust Step-Down Voltage Regulator D30V30MAS hub-sensoren This powerful step-up/step-down regulator efficiently

This powerful step-up/step-down regulator efficiently produces an adjustable 4 V to 12 V output from input voltages between 3 V and 30 V while allowing a typical output current of up to 2 A when the input voltage is close to the output voltage and offering typical efficiencies of 80% to 90%

which integrates RF front-end

Detects and measures water flow volume

Uses Atmel's 2x5 pin JTAG connector layout (DIFFERENT FROM ICSP CONNECTOR layout

Pololu 4.2-15V, 3A Fine-Adjust Step-Down Voltage Regulator D30V30MAS hub-sensoren This powerful step-up/step-down regulator efficientlyThis item is the D30V30MAS, which has an adjustable output voltage (4. 2 V to 15 V) and no low voltage cutoff Specs: Minimum operating voltage: 4. 2 V Maximum operating voltage: 45 V Minimum output voltage: 4. 2 V Maximum output voltage: 15 V Continuous output current: 3 A Reverse voltage protection?: Y Maximum quiescent current: 20 mA Low voltage cutoff: none Output type: adjustable 4. 2V 15V