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ver1.0 1/13 ??e??? pfm dc/dc y?1??1? BL8530 ??e????o BL8530 - xx x xx ???o BL8530 ??e? pfm ??????a1?e dc/dc y?1??1e???? 0.8v ??????1???? 200ma ??o???y??|?? vin=1.8v ? vout=3.3v ???????2?1|o?? i q <5.5ua ?1? BL8530 ?3?o??e? 1 ?? 4 ????3?| ??3?o?? BL8530 ??a????2?e??e?????a 1??a1e????a??ee??????????? e?????????a???? BL8530 ?a2????e????1|o??2??? ??1?a?11???2?ey?et?y???? ?D??3???1????3???????a???? BL8530 ?1? sot-89-3 ? sot-23-3 ? sot-23-5 ae???? sot-23-5 ae?? ?e?1y ce 1???????????e?????a 1??1e????1|o????e?? ??o ? ??????o???y??|o vin=1.8v ? 1? 3.3v ? 200ma ??o??? ? 0.8v ?????????1? iout=1ma ? ? 2.5v ?? 6.0v ?3???1?? (0.1v 2????? ??y??e???ee??? ) ? ?3???1????? 2 ? ? ??3???1?a???o 100ppm/ ?? ? ??e??e??y?eN???t??1y??a2? ?a?t ? ea???? 85 ? ? e????2?1|?e? 5.5ua ??o ? pda ? dsc ? mp3 player ??????? ?t????e??3?1??? ? ??????3?1??????2?? ? ?? led ?1??? 1|???o 1 o?a1?1?????t ce ?? 2 o?a1?1????e ce ?? 3 o?a1?1a????t ce ?? 4 o?a1?1a???e ce ?? ?3???1o 25 ?-?- 2.5v 30 ?-?- 3.0v ?-?- 60 ?-?- 6.0v ae??o rn o sot-23-5 rm o sot-23-3 sm o sot-89-3 y????e?o free datasheet http://www.datasheet-pdf.com/
ver1.0 2/13 BL8530 y???? y??o? sot-89-3 sot-23-3 sot-23-5 ?o? y???? 1 1 4 vss ? gnd ? ??y?? 2 2 2 vout ?3???1?2a??2??a1??y?? 3 3 5 lx ? ext ? ?a1?y?? - - 3 nc ???? - - 1 ce 1??? 2??????a? 2???3? ?3???11??? ?a1?1 ce ?? ae?? BL8530-xx1sm xx v ??? ?t sot-89-3 BL8530-xx1rm xxv ??? ?t sot-23-3 BL8530-xx2rn xx v ??? e sot-23-5 BL8530-xx3sm xxv a?? ?t sot-89-3 BL8530-xx3rm xxv a?? ?t sot-23-3 BL8530-xx4rn xxv a?? e sot-23-5 ??3??o 2?????t2?y ????1 ------------------------------------------------------------------------------------------------0.3v~12v lx ???a1???1 ------------------------------------------------------------------------------------------0.3v~(vout+0.3) ce ????1 -----------------------------------------------------------------------------------------------0.3v~(vout+0.3) lx ???3?? -----------------------------------------------------------------------------------------0.7a ?e???1|o? ,pd t=25 c sot-89-3 ------------------------------------------------------------------------------------------0. 5w sot-23-5 ------------------------------------------------------------------------------------------0.15w sot-23-3 ------------------------------------------------------------------------------------------0.15w ??1??a -----------------------------------------------------------------------------------------150 c 1?a? ----------------------------------------------------------------------------------------------- -20~+80 c ???a? ----------------------------------------------------------------------------------------------- -40~125 c o???a?o?? --------------------------------------------------------------------------------------260 c,10s free datasheet http://www.datasheet-pdf.com/
ver1.0 3/13 BL8530 ???1??t ??3? ?e? ??? ?? ??? ????1?? 0.8 vout v ??e? 10 27 100 h ???y? 0 ?y 10 f ?3??y? * 47 100 220 f 1??3?a? -20 85 ?? * o?1????y???e??3???1??a1???2? ?a2?yo1?e? topt=25 q c y? ?o? ?? 2a???t ?e? ?e ?? ??? 2.45 2.5 2.55 2.646 2.7 2.754 2.94 3.0 3.06 3.234 3.3 3.366 3.528 3.6 3.672 3.92 4.0 4.08 4.9 5.0 5.1 vout ?3???1 5.88 6.0 6.12 v vin ????1 12 v iin ??? * ( ?t?o??1|o? ) iout=0ma ? vin = vout*0.6 12 15 ua vstart ?????1 iout=1ma ? vin o 0 o 2v 0.8 0.9 v vhold 3???1 iout=1ma ? vin o 2 o 0v 0.6 0.7 v i dd ?2?1|o? * ?ta??a?t vout =vout1.05 4 5.5 ua rswon 1|a1?? vout= vout*0.96 ? lx ?? ?a 5 ? 1v ? ? 0.4 0.5 ? i lxleak ?a1?1a?? vout=vlx=6v 0.5 ua v ceh ce ?a? h ?? ????1 vin o 0 o 2v ??e??oay y???e???1?? 0.6 0.9 v v cel ce ?a? l ?? ????1 vin o 2 o 0v ??e??oay ?a??e???2?1?? 0.3 0.6 v fosc ????a lx ??e?? vout=vout*0.96 300 350 500 khz maxdty ???? on ? vlx ? l ?? side 70 75 80 ? k ea 85 ? o 1 ? diode oeN???t??1??y??1??o 0.3v ? 0.3a ??? 1n5817,1n5819,1n5822 2 ? ??eo 27uh(r<0.5 : ) 3 ? ?yo 100uf( ???y ) free datasheet http://www.datasheet-pdf.com/
ver1.0 4/13 BL8530 * o???????y?1 dc-dc ?a?t?o???1|o??2a???t??t?3??o???????1??3?? ?1? 0.6 ??y?2a??3???1?a 3.3v ?e????????1?a 1.98v ?2a??3???1?a 4.0v ?e? ???????1?a 2.4v ??????1?y???????e???2?1|o???? BL8530 ?1ea ??e?1|o???e????????????2????1|o???????a???|? 1/3 ? ?e|??o ?ae??? BL8530 ? boost ?11???1e pfm ???????? dc-dc a???a?e???2????e?o??? cmos 1R?????1?e?????2?1|o?e? 5.5ua ?e????2???3???1??oet?y?a????? ?a??e??a?2?????1?a? pfm ?????a?1y???a??1|a1? BL8530 ?e?a2? ?a??t?3????ea?????e?v????3??yo???eN???t??1???1? 2.5v~6.0v ??? ?????3???1? pfm ?????a? BL8530 ?o?e????????y???????y?????1e?o???o??e?o?o? e?o?????1|a1??a1????????????ao??1?3????? pfm ??????3?e?1??e?? aoa???????3???1???y?? - ?3???1y???o?????1y??a?3?????????? 1|a1????????e??a1????e??ao1??a??? 2?????1?a1????2???????2?2??2??et?y?????D??3???1????? 2% ??2?????1?-1y??e???a?213????a??1?e?????3???1??a?????ye? 100ppm/ ??? ???????2??????D??2??????1o2???o???????a????3???1??a???e? ?3???1???2o????2????2?????????11?????o???|??? boost ?11 dc-dc a???|?1|o??e?a???e????a??eN???t??1??y? ??1??1|a1?????????1|a1e?o???y??|?a??????????e??????o???2 ?1|o????o???????a2??a??ea??a?????????a??ea?3y???????o??? ?e?eN???t??1o?ya?e????2??1|a1??2?3e??1|a1e?y??|o????y? ?a?y???1|a1?a1????o???????e???a1??1|a?eo?? a??a??t???? ???????e?eN???t??1?o?3???a??ea??yo??e???3????2? ????o????e??y?eN???t??1???????a??ea????2????? ??a??????? vout vin vout d ? ? free datasheet http://www.datasheet-pdf.com/
ver1.0 5/13 BL8530 ? 1 ???e???? ??e??e??a???????ea??a?o ??ea??1?1? boost dc-dc ??e??????1??y31ea??e???e? lmin ? f r d d l l 2 ) 1 ( min 2 t ??1?????e??????o?a?????????????t??1???1???????a??3??? ????1a??e????1???ee? lmin ???e?l?o??3 dc-dc ?a?ea???a??? ??2???y3??3?????1? ??????a??1y??e????2?a?????e??????ao?a???2?y? lf vin d i x ' lf dvin r d vin ax l 2 ) 1 ( im 2 ? l 1ye????3??e?????21y???31y??e?eN???t??1oe????e?1|a1 ????1y???1|a1?2??????????e????1|a1??1|a?eo??? ????a???? dc-dc ?a?a??ea???? ?y??????2???a?ea?a?e???e??????o???|?????e?????? ?o????t?a????e????2o?????e???????e??1??a????????1?a ??????????????????t?a??3???a?? BL8530 ?1?a??? 350khz ??????a??1???e?a2????e3??? BL8530 ??ea 3.3uh ?????e?????y31?????3????1?ea?3????o???y?o?3???? 50ma ???a???1ea??1??????e? ?????o???a???e???a???????a??ea????e????a r l ? r load ???????e??1|a?eo???a??a?????o 2 ) 1 ( d r r load l | ' k y???? 1.5v ??3? 3.0v ??o?? 20 ? 150ma ?? r l =0.5 ? 10% ? ?o???a???1? 27uh ? <0.5 ? ? 2 ??3??y???? 2???a??y??e?a?? esr ???3???1???2?ao cf r d vout vout r load ' ???a???e??3????2?ea?????3??y?????3??y1y????1???3? |??1yay????1? 100uf ?y??1?ea?e????2??ea????y???1??o????e? ? 10ma ????1???e??y? ???a??y? esr ??3???2?????o vout r ax r r esr x im ' ???o???o? esr ?3???2??3?a??a?????????3?1y 100mv ??? ? esr ?????ea?eo?????a??ea????1? esr ?????y????????y2ha 1?? free datasheet http://www.datasheet-pdf.com/
ver1.0 6/13 BL8530 ? 3 ??t??1 ???|??t??1?? dc-dc ?ea?o?????????t??12?1?1? dc-dc ?a1 ?y3??????? 5~10% ?ea????1??y????1???|????eN???t??1? y? 1n5817 ? 1n5819 ? 1n5822 ?? ? 4 ????y ???????1??e??a?2?y? dc-dc ?a2???3????2??????|??1??? ????? dc-dc ?a??????? dc-dc ??????? 10uf ???a?2?y????e??3?? ??? 2a??ao ? 1 ? 2a??3???1?a? i load =1ma ? ? 2 ?2a??????1?a? i load =1ma ? ? 3 ?2a?3???1?a? i load =1ma ? free datasheet http://www.datasheet-pdf.com/
ver1.0 7/13 BL8530 ? 4 ?2a??2?1|o??a ???e vout= ?3???1 *1.05 ? r=1k ? ? c=0.1uf ? ? 5 ?2a??e??ao?????a ???e vin= ?3???1 *0.95 ? r=1k ? free datasheet http://www.datasheet-pdf.com/
ver1.0 8/13 BL8530 ?e2?y???o ( ?2a???to cin=47uf,cout=100uf,l=27uh t opt =25 q c ??e?a??3ya ) 1.output voltage vs. output current 2.output voltage vs. output current BL8530-251sm output voltage vs. output current 1.95 2.05 2.15 2.25 2.35 2.45 2.55 0 50 100 150 200 250 300 350 400 450 500 550 output current(ma) output voltage(v) vin= 0.9v vin= 1.0v vin= 1.2v vin= 1.5v vin= 1.8v vin= 2.0v BL8530-331sm output voltage vs. output current 3 3.05 3.1 3.15 3.2 3.25 3.3 3.35 0 50 100 150 200 250 300 350 400 450 500 output current(ma) output voltage(v) vin= 0.9v vin= 1.0v vin= 1.2v vin= 1.5v vin= 1.8v vin= 2.0v vin= 2.5v 3.output voltage vs. output current BL8530-401sm output voltage vs. output current 3.4 3.5 3.6 3.7 3.8 3.9 4 4.1 0 50 100 150 200 250 300 350 400 450 500 output current(ma) output voltage(v) vin=0.9v vin=1.0v vin=1.2v vin=1.5v vin=1.8v vin=2.0v vin=2.5v vin=3.0v 4.efficiency vs. output current BL8530-251sm efficiency vs. output current 0.0 10.0 20.0 30.0 40.0 50.0 60.0 70.0 80.0 90.0 0 50 100 150 200 250 300 350 400 450 500 output current(ma) efficiency( ) vin= 0.9v vin= 1.0v vin= 1.2v vin= 1.5v vin= 1.8v vin= 2.0v 5.efficiency vs. output current 6.efficiency vs. output current BL8530-331sm efficiency vs. output current 0.0 10.0 20.0 30.0 40.0 50.0 60.0 70.0 80.0 90.0 0 50 100 150 200 250 300 350 400 450 500 output current(ma) efficiency( ) vin=0.9v vin=1.0v vin=1.2v vin=1.5v vin=1.8v vin=2.0v vin=2.5v BL8530-401sm efficiency vs. output current 0.0 20.0 40.0 60.0 80.0 100.0 0 50 100 150 200 250 300 350 400 450 500 output current(ma) efficiency( ) vin=0.9v vin=1.0v vin=1.2v vin=1.5v vin=1.8v vin=2.0v vin=2.5v vin=3.0v 7.ripple vs. output current 8.ripple vs. output current BL8530-251sm ripple voltage vs. output current 0 20 40 60 80 100 120 0 50 100 150 200 250 300 350 400 450 500 output current(ma) ripple voltage(mv) vin= 0.9v vin= 1.0v vin= 1.2v vin= 1.5v vin= 1.8v vin= 2.0v BL8530-331sm ripple voltage vs. output current 0 20 40 60 80 100 120 140 0 50 100 150 200 250 300 350 400 450 500 output current(ma) ripple voltage(mv) vin=0.9v vin=1.0v vin=1.2v vin=1.5v vin=1.8v vin=2.0v vin=2.5v free datasheet http://www.datasheet-pdf.com/
ver1.0 9/13 BL8530 a3??o a?e sot-89-3 ???y? 1000 ?? 3????? mm a3??o 9.ripple vs. output current BL8530-401sm ripple voltage vs. output current 0 20 40 60 80 100 120 140 0 50 100 150 200 250 300 350 400 450 500 output current(ma) ripple voltage(mv) vin= 0.9v vin= 1.0v vin= 1.2v vin= 1.5v vin= 1.8v vin= 2.0v vin= 2.5v vin= 3.0v 10.ino load vs. input voltage BL8530 quiescent current(ino load) vs. input voltage 0 5 10 15 20 25 30 35 40 0 0.5 1 1.5 2 2.5 3 3.5 input voltage(v) quiescent current(ino load) (ua) vout=2.5v vout=3.3v vout=4.0v free datasheet http://www.datasheet-pdf.com/
ver1.0 10/13 BL8530 ?3??o?????a3?3??????t?a?????? ??3??o free datasheet http://www.datasheet-pdf.com/
ver1.0 11/13 BL8530 a?e sot-23-3 ???y? 3000 ?? 3????? mm a3??o ?3??o free datasheet http://www.datasheet-pdf.com/
ver1.0 12/13 BL8530 ??3??o a?e sot-23-5 ???y? 3000 ?? 3????? mm a3??o free datasheet http://www.datasheet-pdf.com/
ver1.0 13/13 BL8530 ?3??o?????a3?3??????t?a?????? ??3??o free datasheet http://www.datasheet-pdf.com/

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