SC8551ACFFR 電子元器件 SOUTHCHIP南芯 封裝CSP-56
單節(jié)高效8A開(kāi)關(guān)電容直充充電器
SC8551A是一款采用開(kāi)關(guān)蓋架構(gòu)的充電IC,充電電流最大支持8A,效率高達(dá)97%。開(kāi)關(guān)蓋結(jié)構(gòu)和集成的FET經(jīng)過(guò)優(yōu)化,可實(shí)現(xiàn)50%的占空比,使電纜電流為傳輸?shù)诫姵氐碾娏鞯囊话耄瑴p少了充電電纜的損耗,并限制了應(yīng)用中的溫升。SC8551A采用56pin CSP 2.995mm X 3.255mm封裝。
功能
10種系統(tǒng)保護(hù)
VAC_OVP
IBUS/IBAT/VBAT regulation
VDROP_OVP
VBUS_OVP
IBUS_OCP
IBUS_UCP
VOUT_OVP
VBAT_OVP
IBAT_OCP
TSHUT
6種電荷泵保護(hù)
VBUS_ERROR_HI protection before switch
VBUS_ERROR_LO protection before switch
CFLY short/open detection before switch
CDRV short/open detection before switch
PMID2OUT_OVP during switch
PMID2OUT_UVP during switch
7路12位ADC通道
VAC,VBUS,IBUS,VOUT,VBAT,IBAT,TDIE
應(yīng)用
智能手機(jī)
平板電腦