?×?????¨???????????¨??:???é??±???????°??????¨?????÷???÷
·???,?±·????????¨?????±?ù?????±?????????÷????????????
??.
????±???,???é??????????±?(4.2V)??600mA·?????2.75V?±????
65·???,??????????????600mA*(65/60)h=650mAh.
???????é??????·??????±?ò,???????????á??×????????????÷?§
??????????.???ù??????????????±????ò???????§??????????,??
????????????
???????????ù????????????(±???50mA·???)??·????ú??,???±??
????4??·?,????????????????4.2V????????????,???????????ù
????????????
????4.20V----100%
????3.95V----75%
????3.85V----50%
????3.73V----25%
????3.50V----5%(?ò?????ú???????ê????????????????,??°???
??3.50V?±??????×??????ú??)
????2.75V----0%
???????í?à???ú??????????????,?????÷???¤?????????é??????
??????,±??????????????ú,?¨??S1200??S1000?????ú,?ù??????
??????????.
?????±?????????????????ò???????????à???????ú?ú?§?????ì,
?????à?????à,????????????.???????ù????????????,???ú????
????????±????ò????,?????ú???ù????????????????,±?????????
3.90V,??????3??(4?????ú??),?????à??.
???????ú???????????????????·????,±????±??????·??????÷??
?±??????·?????,????????±???????,?è??ר???????????ê??,??
?é??????????????(??±?????????),±???±???????????????????
?ù?????í?????????·??????????????,SONY??????????????????
°???????T28?????ú???????????à??????,?????ù??,???????÷??
BQ26231??????????????????,?ù???ü???????§????????????????
??°?·?±?????,±?????·?.·??ò??????????????????????"??×?"??
?????¨?????????ú??(??936,S1200,8288°ü?¨???°??818,838????
???·?ú)????????????????????????,??S1200????,??????????×?
?¨??????:
????4.20V~3.76V----4??
????3.76V~3.72V----3??
????3.72V~3.70V----2??
????3.70V~3.60V----1??
????3.60V????------0??,????±¨??
????3.40V×ó??×??????ú
??????±???????????????,?ü??????????3?????±?ò,????3.76V
?±,??????????????30%×ó??????????,??????????????????S1200
?????ú(?????á???????ú?ù??????)???????????????¤?±??,????
??????3??·???1?ì???ê??.

????×????????·????????????????????????·???
??????????????±í??:????,°?·?±????????????à????,???à????
?????????????·????(OCV).
????100%- - - -4.20V
????90%- - - - -4.06V
????80%- - - - -3.98V
????70%- - - - -3.92V
????60%- - - - -3.87V
????50%- - - - -3.82V
????40%- - - - -3.79V
????30%- - - - -3.77V
????20%- - - - -3.74V
????10%- - - - -3.68V
????5%- - - - - -3.45V
????0%- - - - - -3.00V
???????°·???????"?????????????????à????",?????????ê??,??
???????????·.
???????????í?????????é????,×÷?????????????ü??.
??????????????±í???????ú????.
?????? ?? ??
??????.?×??????????????:
????1.OCVpen circuit voltage??????,???·????.
????2.????×?????:±??????????????°???ú????±é????????4.2V
??????????????????????×?????.
????3.mAh:??????????????????,????????????????????·?????
??????????×???×???.
???????????í????±ê×????????????ó???ì?¤??????.
???????????ú??±ê×??????????÷?????±????°??à??.
????1mAh=0.001°??à*3600??=3.6°??à??=3.6????
????mAh????±ê×?????,??????????????????·?±???????????????
??.
????±???????900mAh???????????á??300mA???÷??????3???±????
??????.
????4.fuel gauging:????????,??????????????,?ó???????§??
±?????????????????????.
????×????§????????×?????????????????????·?·¨?????÷??????
×??÷????????.????????(coulomb count).
??????????????????×????????????????????·?é??,??????????
??.???ó?ó????????????????????????±í??×÷?????í.???????÷??
?????????à??????????????×????????????????é??.
?????? ?? ??
??????.????????????????
????????????×?????????????????????????????????,??????·?
?????±?ò,?????????????????÷???á????????,???????à?±?ó???±
??.?????á?????????í???????ü????????????????.????????????
·?·¨.?????????????????????????????????ó?????????à??????
???????í???ù.????????????????????±?????????????????????
?????????????????à.
?????????????????????????à???????????????????¨??:
????1.??????????,?????????à???????é????,???????ò·??????÷
???ó????±???.
????·??????÷???ó,????????.?????????÷???é????,????×???.
????2.?·???????????????????°?ì, ????????,??????????????
??????.
????3.???·??????·??????¨???°?ì,
??????×????·??????,????×???????·??????¨?÷??????.·??????¨
????.?ù???à???????ù?ú±í?????????à??±?????.
????4.?????§??,??????????????×?????,??·????????¨??????
?ì.
????5.?????à??????????????????×?????,·??????¨?????ó???ì.
????????????·??????¨???ê??????.
???????????????á?ì?????????¨?????????????ì,????????????
????±????????¨
?????? ?????¨???ú?????????????????????±,?ò?????ú????????
?±?????????÷?????ú×???.???±???ó???÷??????,±?????±???,·?
???ù,??±????¨??,???á?ì?????????????ì????.???±???ú??????
????????????±??????????????ü?à.???±?ó???÷?·?????ó,??????
?????á????.?????á?ì?????ú????????·????????????????í????
?ó.
?????? ?? ??  
??????.????????????????????±í??
?????????????à,????????????±ê×????????????????à??????±í
??(×ó?à)
???????°?ó???÷???÷·?????????????????????±í??(???à)
????±ê×??????è??:
????1.????
????2.????????
????3.?ê????±????ó????GSM????·???
????4.?????????????±,????·??????·,???????????·????.????
·??????÷?????????°?ì.
????5.??????????????,?ò?????°???ú???ó?à????????????.????
????.
?????ó???÷???÷·????????è??:
????1.????
????2.????????
????3.?ê????±????ó????550mA?????÷·???
????4.?????????????±,??????·??????·,?????????????¤×÷??
??.????·??????÷?????????°?ì.
????5.??????????????,?ò?????°???ú???ó?à????????????.????
????.
?????? ??  ?? ?? ??
????????????????,??10%????????????????·?
????OCV?????????????????????? 550mA???÷·???????????????
??
????100%- - 4.20V???????????? 100%- - 4.20V????????????
????90% - - 4.06V???????????? 90% - - 3.97V
????80% - - 3.98V???????????? 80% - - 3.87V
????70% - - 3.92V???????????? 70% - - 3.79V??
????60% - - 3.87V???????????? 60% - - 3.73V
????50% - - 3.82V???????????? 50% - - 3.68V
????40% - - 3.79V???????????? 40% - - 3.65V
????30% - - 3.77V???????????? 30% - - 3.62V
????20% - - 3.74V???????????? 20% - - 3.58V
????10% - - 3.68V???????????? 10% - - 3.51V
????5%  - - 3.45V???????????? 5%  - - 3.42V
????0%  - - 3.00V???????????? 0%  - - 3.00V
?????? ?? ??
???????????????????ê????????×???????????????,
?????ò?????????????°?ì?ò?????????à,±í?????????÷??????.
????×?????????????????????????????????.?????????ü??????
???×??.???ú??????????±???????????±í????????????????????
????,???ü????????????????.
????????×???????OCV·?????????4.20V??3.90V?????????±????
?ì.
??????3.8V?°?ó???????à????????·??????¨
??????????3.7V???ó,???????????????±????????3.0V
?????????????ó???÷·???(1C)??·??????¨??????3.65V×ó??
????????±?±í??????????.
?????????¤?±???????ó???÷·???×???,?±????????3.79V?±,
???????ú?????±?ò????????40%(????×ó?à)??????.????????????
??????70%??????(???????à).?±???ú?????????????÷???ú?±,??
???????á??????????×ó?à??3.92V(70%).???????ú????????????
?á????·??????ó.
????- - -  -  
??????.???ú??????????????·¨????????????????????????:
????1.???ú?è?????????????????ù?????????????????????????è
?????ú????????????.
????2.????????????.???????ò??????.????????????????????.
?????÷?????ú?è???±???????ú±í?????????????¨?????ù??25%.
?????????é???ù?ù?????????????ú±í??50%?ò???ü?à.???????ú±í
20%???????????????ù??·???.
?????¨??S1200???????????????ú±í???°????60%??????????.
????????A8?????????????ú±í???°????70%×ó????????.
???????ü???????ú,philips???????÷×?????????×??¨??.
?????±?????????????í????????°?·?±?????????(???ó??????°?
·?±?).
????3.???????????????????????????????í???¤×÷?????ú,????
??????????±?????????????±×??
??????????????(·?±???)????.????,?????ò10??(???ó??????°?
·?±?).
?????????á????·???±???,±????ò?ê???????°?ó??????????????
???ó,?????á?ù??·????????????????ó.
????4.???ú???????????????ù,??°??á?????????????????÷?±??
????(±??????ú?±),
???????±??????????±?????????????.??
???????????ú?í???á????"?à?????ù???????ù??"????·¨??±?????
?????÷????????????.
????5.???ú?????è?¨?????????????????????????¨??±???.
????????????×????·???????ò????·??????¨???????????±,????
???????à?????á???????ó?????ì
????±???·??????¨????????,?????????ù?ú±í????????????3?ì,
?????·??100??????????????????????.
????????????????????????1??2?ì.???????????????????????±
?ò???????????ú2?ì?????ì???ó.
????6.?????í????·??????ó?±,???????ú?á???????¨??????????
??????·¨.????????????·???,?????±?°?????????????????±???á
?à?????¤????.
????7.?????????????ú?????????????????ò????????,
???????ù???ù??????????????????·???????????????????.????
?í???????ù??.???????í???ê?????÷.
????-  
????×???,???????????????????????????????????ò???×??,????
??????????·?·¨.
??????????????????×?????????????????????????????????????
????????????·¨.
???????????ú????????????????(°??????????ú??±é??????????
??)???ú?á???ó??????!