SI9121DB-5,电源管理IC开发工具 SI9121 Demo Board 5V
SI9121DY-3,开关变换器、稳压器与控制器 HV 3.3V Converter
SI9121DY-3-E3,IC CONV ISDN PWR SUPPLY 8SOIC
SI9121DY-3-T1-E3,IC CONV ISDN PWR SUPPLY 8SOIC
SI9121DY-5,开关变换器、稳压器与控制器 HV 5V Converter
SI9121DY-5-E3,IC CONV ISDN PWR SUPPLY 8SOIC
SI9121DY-5-T1,开关变换器、稳压器与控制器 Hi-V Buck/Boost 5V Converter
SI9121DY-5-T1-E3,IC CONV ISDN PWR SUPPLY 8SOIC