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目前主营日本理光RICOH电源管理芯片，包括：

LDO稳压IC：

R1111N151B、R1111N251B、R1111N281B、R1111N301B、R1111N331B、R1111N501B、R1111N301A、R1111N501A

R1114N151D、R1114N181D、R1114N251A、R1114N301B、R1114N331B、R1114N351A、R1114N501B、R1114N501A

R1131N151D、R1131N181D、R1131N281D、R1131N301D、R1131N331D



升压IC:

RN5RK301A、RN5RK331A、R1210N301A、R1210N331A、RN5RK501A、RN5RK302A、RN5RK502A、RN5RY202A



电压检测（复位IC）：

R3111N111A、R3111N181C、R3111N201C、R3111N222A、R3111N291A、R3111N241A、R3111N251C、R3111N301C

R3111N311A、R3111N321A、R3111N341A、R3111N401A、R3111N451A、R3111N501A、R3111N521A、R3111H271C

R3111H401A、R3111H421A、R3111H291C、R3111N221A、R3111H251C.



RTC实时时钟：

RS5C372A、RS5C316A、R2051S、R2025S、R2061.



锂电保护IC：

R5421N111C、R5421N112C、R5421N151F、R5421N152F、R5421N139F、R5426N102CA、R5426N110FA、R5426N120CA

R5400N101CA、R5400N102CA、R5400N110FA、R5400N149FA、R5402N110KD、R5402N101KD、R5402N102KD、R5402N110KD



降压IC：

R1224N102H、R1224N332F、R1224N502F、R1224N502G、R1224N502M、R1223N332F