 深圳市元達佳電子科技有限公司主營RICOH（日本理光）電源保護IC。
日本理光半導體主要特點是體積小、功耗低、性能穩定。
產品包括：昇降壓 DC/DC， 低壓差穩壓，電源檢測，單片機復位，電池管理，單片機管理等。除了電源及單片機管理之外，理光也提供實時時鐘IC及多種專用IC。
DC/DC轉換IC -------------RN5RK、RN5RY、RN5RY202、RN5RK331A、R1210N301A、R1223N502F、R1224N102H、R1225N、R1232D、R5220D、R1218N、R1280D、
線性穩壓IC ----------------RN5RL33AA、R1100D、R1150H、R1154N、R1154H、RE5RL、RQ5RW、RD5RW
低壓差穩壓IC--------------R1111N301B、R1111N331B、R1116N、R1116D、R1126N、RN5RZ、R1182N、R1172N、R1172H、R1173N、R1173H、R5326N、RN5RF、R1151N、R1152N
電壓檢測IC/復位IC ------R3111N271A、R3111H401A、RN5VD、R3132Q、R3132D
鋰電保護IC ----------------R5421N139F、R5421N151F、R5421N152F、R5402N101KD、
實時時鐘 -------------------RS5C372A、RS5C316A、R2051S、R2025S |
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