Power conversion deviceWhen a secondary battery is charged, a switch is closed, and a first boost chopper circuit, a second boost chopper circuit, and a totem-pole bridgeless power factor correction circuit, which are coupl…DRIVE·3d ago·1 min readFollowH02M1/4225MURATA MANUFACTURING CO., LTD.
DEVICE AND PROCESS FOR DETECTING AND MITIGATING REVERSE POWER-FLOWA power sensing and switching circuit, using voltage and current sensors, integrated circuits and logic gates that detects reverse power flow, from reactive loads, non-linear loads or dispersed electr…DRIVE·Jan 28·1 min readFollowH02M1/4225DEAN HATSUO MOTOYAMA
Switching power supplyIn the switching power supply, a load state judgment circuit (25) judges the state of a load (20) according to a pulse signal VG to be used for ON/OFF control of a MOS transistor (8) as a switching el…DRIVE·Jun 4·1 min readFollowH02M1/4225SANKEN ELECTRIC CO LTD [JP]
Low consumption converter directly connectable to the mains and the method for driving itA converter directly connectable to the mains comprises a rectifier stage of the network voltage, a power factor correction pre-regulating circuit supplied with the rectified network voltage and produ…DRIVE·Jan 30·1 min readFollowH02M1/4225ST MICROELECTRONICS SRL [IT]
