2024-08-02
????????????????????????????????????????????????????????????????й?????????????CES 2024????????????Helio Ring???????????????????????????2024??7???????????????Galaxy Ring???г????????????????????????γ???????????????????????????????????????????????念???????????????????????????????????????????????????????????????????????????????????????????????μ??????о?????????????????????????????????????????????????????????????????????????????????????????????????15~23mAh???????????????????5???????????????????????С????о?????????????????????????????????(CellWise)????????????????С?????о?????Figure1?????????????????????????????Figure 1???????????????????????-CW6308??CW6305/6307CW6308????????I2C??????·?????????????о????????????С??????????????320mA??????е????粢????Watchdog??Ч????о?????????????5??A??CW6308?????500nA???????????300nA????????????WLCSP-9??????1.24mm*1.24mm??CW6305/6307??Ч??CW6308??????????????????470mA????????о????????WLCSP-9??1.55mm*1.55mm????????-CW2215????????????CW2215????????????5??A????????????????????ADC??????????????????????о????á?FastCali????????????????????????????????????????????????????????(SOC)???????(Cycle)???????(SOH)????????????????????????????????μ????ξ???????????CW2215?WLCSP-9?????????1.58mm*1.53mm??LDO??????????-CW6004CW6004??????????LDO????????????????300nA??????????1.6V~5.5V??????????1.1V, 1.2V, 1.5V, 1.8V, 2.5V, 2.8V, 3.0V??3.3V?????????????200mA??CW6004???п??????????????????????Standby????????л???Active????????鳡??????VOUT??????????????????о??DFN-4?????????1.0mm*1.0mm??Figure 2. CW6004???????vs??????Figure 3. CW6004 Ground????vs ???????Buck????????-CW6602??CW6603CW6602??????????Buck?????????????????2.15V~5.5V?????????1.2V~3.3V??8????????侲????????????330nA??????????????0.6A/???????1.0A????1.8V?????????о???????Ч???90%??????100uA?????Ч??????85%????о????п??????????????????????WLCSP-8??????1.575mm*0.825mm??CW6603???Ч??????CW6602?????????????????????0.6V~1.2V??Figure 4??CW6602 Vout=1.8V?????Ч????????-CW3301CW3301???????MOS???????????????????????1.1V~5.5V????????????2.0A??о?????????????(slew-rate)??????????????о???CW3301????????????5nA On-State????????????12nA Off-stateй??????????????????????????????WLCSP-4??????0.76mm*0.76mm???????-CW1011CW1011???????????о???????????????????????????????????·??????о??????????54m??????????Dual MOSFETs???侲?????????2.5??A??????????????????????20nA??CW1011?????DFN-6??????2.0mm*1.5mm??????????????(CellWise)???????????????????????????????TWS????????????д?????????????????????????????????????????design wins?????????????Щ???о???????????????????????????????????????????????С????????????????????????????????лл????????????????繫???????????????