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DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 1 / 13 sot23-6 ???? ic battery protection ic in a sot23-6 plastic package. ?_? over voltage charging protection threshold 4.3v accuracy 50 mv ??? o ver voltage charging restore threshold 4.1v accuracy 50 mv ??_? over voltage discharge protection threshold 2.5v accuracy 75 mv ???? over voltage discharge recovery threshold 2.9v accuracy 75 mv ?_? discharge overcurrent detection voltage 0.15v accuracy 20 mv ?_?? over voltage charging protection delay time 110ms accuracy 30% ??_?? over voltage discharge protection 55ms delay time ? typ 30% ?_?? over current discharge protection 7ms delay time ? typ 30% 0v H 0v battery charge function admit ??? a low power consumption mode admit ????_????? for rechargeable lithium battery, discharge protection circuit, telephone or other lithium battery with high precision protector / descriptions / features ? / applications
DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 2 / 13 ? / marking ?? see marking instructions. ? / equivalent circuit / pinning pin name pin number ? pin function do 1 ? discharge control output terminal vm 2 /? charge/discharge current detection input co 3 charge control output terminal nc 4 not connected v dd 5 ? power input v ss 6 ??? power ground terminal 1 3 2 4 5 6
DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 3 / 13 parameter symbol ? rating unit power supply v dd -0.3 10 v vm pin input voltage v m v dd -35 to v dd +0.3 v oc output pin voltage v co v dd -35 to v dd +0.3 v od output pin voltage v do v dd -0.3 to v dd +0.3 v power dissipation p d 625 mw operating temperature t opr -40 to +85 storage temperature t stg -65 to +150 juction temperature t j 150 parameter symbol test conditions ? min ? typ ? max unit power supply v dd 40 t a 85 1.5 10 v over voltage charging protection threshold (low to high) v oc ta=25 v octyp -0.050 v octyp v octyp +0.050 v 40 t a 85 v octyp -0.080 v octyp v octyp +0.080 v over voltage charging restore threshold (high to low) v ocr t a =25 r1=100 ? ? 1 v ocrtyp -0.050 v ocrtyp v ocrtyp +0.050 v 40 t a 85 r1=100 ? ? 1 v ocrtyp -0.080 v ocrtyp v ocrtyp +0.080 v over voltage charging protection delay time t oc v dd =3.6v 4.4v ta=25 0.7t octyp t octyp 1.3t octyp ms over voltage discharge protection threshold high to low v od ta=25 v odtyp -0.075 v odtyp v odtyp +0.075 v 40 t a 85 v odtyp -0.105 v odtyp v odtyp +0.105 v over voltage discharge recovery threshold (low to high) v odr ta=25 v odrtyp -0.075 v odrtyp v odrtyp +0.075 v 40 t a 85 v odrtyp -0.105 v odrtyp v odrtyp +0.105 v over voltage discharge protection delay time t od v dd =3.6v 2.4v ta=25 0.7t odtyp t odtyp 1.3t odtyp ms over current discharge protection threshold v edi ta=25 v edityp- 0.020 v edityp v edityp +0.020 v over current discharge protection delay time t edi ta=25 0.7t edityp t edityp 1.3t edityp ms over current discharge recovery delay time t edir ta=25 1.20 1.80 2.40 ms battery short circuit protection threshold v short v m ?? ta=25 0.82 1.36 1.75 v ? / absolute maximum ratings(ta=25 ) ? / electrical characteristics( ta=25 & 40 ta 85 )
DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 4 / 13 parameter symbol test conditions ? min ? typ ? max unit battery short circuit protection delay time t short ta=25 200 400 600 s the charger voltage detection v chg v dd =3.0v ta=25 -0.27 -0.5 -0.86 v between vm to vdd of the pull-up resistor r vmd v dd =1.8v v m =0v ta=25 100 300 900 k ? the pull-down resistor between vm to vss r vms ta=25 15 30 45 k ? the cot output low pull-down resistor ta=25 4 m ? co output high level v dd =3.9v ta=25 i co =10 a v dd -0.4 v dd -0.2 v do output low level v dd =2.0v ta=25 i do =10 a 0.2 0.4 v do output high level v dd =3.9v ta=25 i do =10 a v dd -0.4 v dd -0.2 v power supply current i dd v dd =3.9v ta=25 2.0 6.0 a a low power consumption mode the quiescent current i pdwn v dd =2.0v ta=25 0.7 1.0 a 0v charging allowed voltage threshold (0v charging allowed type) v 0v_chg ta=25 1.2 v 0v charging prohibition threshold (0v charging prohibition model) v 0v_inh v m =-2.0v ta=25 1.2 v ?1.???? vss ? 2.??? ? / electrical characteristics(ta=25 )
DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 5 / 13 ?? / block diagram DW01B?????????????_??? _??_?_?? ??DW01B vdd ????_?voc???_?vod ??vm ????vchg?_?vedi??? DW01B co?do ??????n-mos q1 ??n-mos q2 ??????????? DW01B ?vdd vm ??vss?/?_/?_ ?co/do ???????q1/q2 ?????/??? DW01B ?????????co/do ?????? ?q1/q2 ??????? DW01B ??/???????/??? ?????/?/????????/?? ?
DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 6 / 13 / functional description DW01B ?????????DW01B ? ?_????????????? ??_???_?? ?? ? ???? ?3 ? ???4 ???????? ?? ??DW01B ??vdd ????_?voc ??? ?vod ??vm ????vchg?_?vedi?? co ?do ????n-mos q1 ??n-mos q2 ?? ????????? ?_?? ?????vdd ????_?voc?? ??_??tocDW01B ??co ?????vm ??? ????n-mos q1 ???DW01B ?_ ?? ? ?DW01B ??_?????1??? ?vdd??????vocr2?????????q1 ?? ????????vdd ????_?voc vm ????_?vediq1 ??vm ??vss ?? ??? DW01B ???????co????n-mos q1 ??? DW01B ?_??????vm ?? ?vchg??vdd vocr DW01B?????? DW01B???? ??_/??? ?????vdd ????_?vod??? ??_??todDW01B ???do ?????vss ???? ???n-mos q2 ????DW01B??_?? ??vm ????rvmd vdd
DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 7 / 13 / functional description ???_??vm ??vdd ??????vshort ?????????vdd ??0.7a ? ??????????q2 ?????? ?????DW01B vm ?????vshort? ??_?????do ???q2 ??????? vm ?rvmd vdd???vshortDW01B????? ???vdd ?????_?vod ?DW01B ????? ????? ????????vdd ???? ?vodr?DW01B????_????? DW01B ????????do????n-mos q2 ??? ?/??? ???????DW01B vm ????? ??vm ???_?vedi????_?? tediDW01B?_?????vm ??? ?vshort?????tshortDW01B ??? DW01B ??/????do ??????vss ???? ?n-mos q2 ??????vm???rvms ?vss ??vm ???vss ?? ? ??/???vm ??????_?vedi ??????tedirDW01B ???????/ ??????DW01B ?? DW01B ????????do????n-mos q2 ? ??? DW01B ???_????vm ???? vchg??DW01B vdd ?vodDW01B ????? ?vm ??vchgvdd ?vodrDW01B????? ????
DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 8 / 13 / functional description 0v ? 0v ? 0v ??????DW01Bvdd vm ??0v ?v0v_chg ??co?vdd ????? ?n-mos q1 ???n-mos q2 ??? ???? ???vdd ????_?vod ? DW01B ???????do ?????n-mos ????? 0v ?? 0v ?????? DW01B vdd ?? 0v ?? vnochg? co ?? vm ??? n-mos ??? ??
DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 9 / 13 ??? / application circuits ?????
DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 10 / 13 ?? / timing chart (1) ?/?& ?/?? overcharge protection / overcharge recovery & over-discharge protection / over-discharge recovery (2) & ? overcurrent detection &load short- circuit protection detection
DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 11 / 13 ?? / package dimensions
DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 12 / 13 ?? / marking instructions ? DW01B ??? **** ???? note: DW01B: product type. ****: lot no. code, code change with lot no. DW01B ****
DW01B rev.e feb.-2016 data sheet http://www.fsbrec.com 13 / 13 ?? ( ? ) / temperature?profile?for?ir?reflow?soldering(pb-free) ? note: 1 ?? 25 150 ? 60 90sec; 1.preheating:25~150 , time:60~90sec. 2 ?? 245 5 ?? 5 0.5sec; 2.peak temp.:245 5 , duration:5 0.5sec. 3 ???? 2 10 /sec. 3. cooling speed: 2~10 /sec. ? / resistance to soldering heat test conditions ?? 260 5 ?? 10 1 sec. temp.:260 5 time:10 1 sec ? / packaging spec. ?? / reel package type ?? units ? dimension ?? (unit mm 3 ) units/reel ? / reels/inner box / units/inner box ? / inner boxes/outer box / units/outer box ? / reel inner box outer box sot23-5/6 3,000 10 30,000 4 120,000 7 8 210205205 445230435 ?? / notices

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