ST Microelectronics

ZE8400B IC

VIPER22AS-E IC
SMPS 20W SMART, SMD, SOIC8

VIPER12A Voltage regulator
Primary Input Voltage:50V; No. of Outputs:1; Output Voltage:730V; Voltage Regulator Case Style:DIP; No. of Pins:8; Operating Temperature Range:-40°C to +150°C; SVHC:No SVHC (15-Dec-2010)

uPC1225H IC
Power Driver 50W

ULN2804A IC
Driver; darlington, array di transistor; 500mA; 50V