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| 1 8 . $ p o u s p m m f e
1 8 . 1 ' . 4 x j u d i b c m f 4 u f q? 6 q % $ % $ $ p o u s p m m f s t 4 f s j f t 407 4 ( f o f s b m % f t d s j q u j p o ' f b u v s f t " q q m j d b u j p o t 5 z q j d b m " q q m j d b u j p o $ j s d v j u 5 z q j d b m 1 f s g p s n b o d f $ i b s b d u f s j t u j d the xc6367/68 series are multi-functional step-up dc/dc converter controllers with built-in high speed, low on resistance drivers. large output currents are possible using an externally connected transistor, coil, diode and condenser. output voltage is selectable in 0.1 steps within a 1.5v ~ 6.5v range (2.5%). for output voltages outside this range, we recommend this fb version, which has a 1.0v internal reference voltage. using this version, the required output voltage can be set-up using 2 external resistors. with a 300khz switching frequency, the size of the external components can be reduced. control switches from pwm to pfm during light loads with the xc6368 (pwm/pfm switchable) and the series is highly efficient from light loads to large output currents. soft start time of xc6367/68a, b, and c series is internally set to 10msec and xc6367/68c, d, and f series regulate soft start time by connecting resistors and capacitors exteranally. during stand-by time (ce pin "low"), current consumption is reduced to less than 0.5 a. input voltage range : 0.9v~10v operating voltage range : 2.0v~10v output voltage range : 1.5v~6.5v programmable in 0.1v steps (2.5%) oscillator frequency : 300, 100khz (15%) custom products for 180, 500khz output current : 200ma + (v in =1.8v, v out =3.3v) high efficiency : 84% (typ.) stand-by capability :i stb =0.5a (max.) selection : soft start set-up external output voltage set-up internal (v out ) output voltage set-up external (fb) package : sot-25 electronic information organizers palmtops cellular and portable phones portable audio systems various multi-function power supplies input voltage range : 0.9~10.0v output voltage range : 1.5~6.5v(2.5%) oscillator frequency : 300khz(15%) pwm/pfm switching control (xc6368) high efficiency : 84% (typ.) sot-25 package 7 0 6 5 3 - 5 s - 7 % % 7 0 6 5 ( / % $ & & 9 5 $ - 5 b o u b m v n $ * / 4 % 7 * / 7 * / 7 7 7 7 7 9 $ " . 3 l ) [
7 & g g j d j f o d z & ' ' * 0 v u q v u $ v s s f o u * 0 6 5 n " - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 4 @ 9 $ ?? 9 $ 4 f s j f t 408 4 1 j o $ p o g j h v s b u j p o 1 j o " t t j h o n f o u 1 s p e v d u $ m b t t j g j d b u j p o selection guide 9 $ 9 $ t f s j f t " # $ % u z q f t & 9 5 ( / % 7 0 6 5 ' # 7 % % 4 0 5 5 0 1 7 * & 8 $ & 9 $ 9 $ t f s j f t & ' u z q f t & 9 5 ( / % $ & 7 0 6 5 4 0 5 5 0 1 7 * & 8 / $ pin number 5 a, b, c, d pin name ext function external transistor connection output voltage monitor (e, f types : output voltage monitor, power supply) (b, d types : output voltage set-up external) 1 xc6367 / xc6368 5 2v dd supply voltage input - 4 gnd ground4 e, f 2 v out (fb) chip enable (c, d, f types : soft start set-up external, soft start capacitor connected) 31 ce 9 $ " 9 $ " 9 $ & 9 $ & 9 $ # 9 $ # 9 $ $ 9 $ $ 9 $ ' 9 $ ' 9 $ % 9 $ % start output voltage set-up internal (v out ) soft-start set-up internal output voltage set-up external (fb) output voltage set-up internal (v out ) soft-start set-up external v out =v dd pin v out =v dd pin output voltage set-up external (fb) 4 @ 9 $ ?? 9 $ 4 f s j f t 409 4 ordering information a symbol v out /fb soft-start b 3 m c d e f v out fb v out fb v out v out set-up internal set-up internal set-up external set-up external set-up internal set-up external output voltage value : e.g. 3.0v output : ( w =3, e =0), f.b. products (b,d types) : ( w =1, e =0) oscillator frequency 300khz package sot-25 1 2 oscillator frequency 100khz oscillator frequency 180khz (custom) 5 oscillator frequency 500khz (custom) r l embossed tape : standard feed : reverse feed xc6367 series pwm control xc6367 qwerty xc6368 series pwm/pfm switching control (same as xc6367 series) xc6368 qwerty q w e r t y 1 b d l b h j o h * o g p s n b u j p o sot-25 ? ? ? ? n j o ? 4 @ 9 $ ?? 9 $ 4 f s j f t 410 4 . b s l j o h xc6367 series 4 0 5 5 0 1 7 * & 8 qwer q 3 f q s f t f o u t u i f 1 s p e v d u $ m b t t j g j d b u j p o 9 $ ' % & 4 * ( / " 5 0 3 ' 9 $ & & 9 $ % % 9 $ $ $ 9 $ # # 9 $ " " w 3 f q s f t f o u t u i f j o u f h f s p g u i f 0 v u q v u 7 p m u b h f b o e 0 t d j m m b u p s ' s f r v f o d z 0 4 $ * - - " 5 0 3 ' 3 & 2 6 & / $ : l ) [ * / 5 & ( & 3 0 ' 5 ) & 0 6 5 1 6 5 7 0 - 5 " ( & # # r % f o p u f t u i f q s p e v d u j p o m p u o v n c f s u p " u p ; s f q f b u f e ( * + 0 2 8 f y d f q u f e 1 3 0 % 6 $ 5 / " . & $ $ % % & & ' ' ) ) e 3 f q s f t f o u t u i f e f d j n b m o v n c f s p g u i f 0 v u q v u 7 p m u b h f b o e 0 t d j m m b u p s ' s f r v f o d z 0 4 $ * - - " 5 0 3 ' 3 & 2 6 & / $ : l ) [ 5 ) & % & $ * . " - / 6 . # & 3 0 ' 0 6 5 1 6 5 7 0 - 5 " ( & " # ) , - . $ % & ' " # ) , - . $ % & ' 4 @ 9 $ ?? 9 $ 4 f s j f t 411 4 xc6368 series 4 0 5 5 0 1 7 * & 8 qwer 9 $ ' 9 $ & 9 $ % 9 $ $ 9 $ # 9 $ " $ 6 4 5 0 . # # $ $ % % & & ' ' 4 ) ) , - . / 1 3 " # ) , - . $ % & ' " # ) , - . $ % & ' q 3 f q s f t f o u t u i f 1 s p e v d u $ m b t t j g j d b u j p o % & 4 * ( / " 5 0 3 w 3 f q s f t f o u t u i f j o u f h f s p g u i f 0 v u q v u 7 p m u b h f b o e 0 t d j m m b u p s ' s f r v f o d z * / 5 & ( & 3 0 ' 5 ) & 0 6 5 1 6 5 7 0 - 5 " ( & r % f o p u f t u i f q s p e v d u j p o m p u o v n c f s u p " u p ; s f q f b u f e ( * + 0 2 8 f y d f q u f e 1 3 0 % 6 $ 5 / " . & e 3 f q s f t f o u t u i f e f d j n b m o v n c f s p g u i f 0 v u q v u 7 p m u b h f b o e 0 t d j m m b u p s ' s f r v f o d z 0 4 $ * - - " 5 0 3 ' 3 & 2 6 & / $ : l ) [ 0 4 $ * - - " 5 0 3 ' 3 & 2 6 & / $ : l ) [ 5 ) & % & $ * . " - / 6 . # & 3 0 ' 0 6 5 1 6 5 7 0 - 5 " ( & 4 @ 9 $ ?? 9 $ 4 f s j f t 412 4 # m p d l % j b h s b n ( / % & 9 5 7 % % 1 8 . $ p n q b s b u p s # v g g f s % s j w f s 3 b n q 8 b w f ( f o f s b u p s 0 4 $ 1 8 . 1 ' . $ p o u s p m m f s 1 i b t f $ p n q f o t b u j p o & s s p s " n q 7 s f g x j u i 4 p g u 4 u b s u $ & 7 0 6 5 $ & ( / % & 9 5 7 % % 1 8 . $ p n q b s b u p s # v g g f s % s j w f s 3 b n q 8 b w f ( f o f s b u p s 0 4 $ 1 8 . 1 ' . $ p o u s p m m f s 1 i b t f $ p n q f o t b u j p o & s s p s " n q 7 s f g x j u i 4 p g u 4 u b s u $ & ' # $ & xc6367, xc6368 series a, c, e, f types (v out ) note : connecting v out and v dd internally with e, f types. xc6367, xc6368 series b,d types (fb) 4 @ 9 $ ?? 9 $ 4 f s j f t 413 4 ta= 25 c parameter ratings unitssymbol v dd pin voltage -0.3 ~ 12 vv dd v out pin voltage -0.3 ~ 12 vv out fb pin voltage -0.3 ~ 12 vv fb ce pin voltage -0.3 ~ 12 vv ce ext pin voltage -0.3 ~ v dd +0.3 vv ext ext pin current 100 mai ext continuous total power dissipation 150 mwpd operating ambient temperature -30 ~ +80 c topr storage temperature -40 ~ +125 c tstg xc6367a333mr, xc6368a333mr ta=25 c (v out =3.3v, f osc =300khz) parameter units output voltage v out v3.3833.3003.218 ce "low" voltage v cel v0.20 -- v out =set-up output voltage x0.95 pfm duty ratio (note 3) pfmdty %352515 same as i dd 1 ce "high" voltage v ceh v - 0.65 - i out =0ma oscillation start-up voltage 1 v st 1 v0.9 -- use of a 2sd1628 transistor, i out =1.0ma oscillation start-up voltage 2 v st 2 v0.8 -- v out =ce : apply voltage ext "high" on resistance r exth ? 4329 - v out =set-up output voltage x0.95 ext "low" on resistance r extl ? 2719 - same as i dd 1, v ext =v out -0.4v efficiency (note 2) effi %84 -- same as i dd 1, v ext =0.4v soft-start time t ss msec20105 supply voltage (note 1) v dd v2.0 10.0 - maximum input voltage v in v -- 10.0 supply current 1 i dd 1 - 130 a200 oscillation hold voltage v hld v0.7 -- use of a 2sx1628 transistor recommended, i out =1.0ma %9278 85 oscillator frequency f osc khz345300255 stand-by current i stb a - 0.5 - v out =set-up output voltage x 0.95, ce=0v maximum duty ratio maxdty same as i dd 1 v out =ce=set-up output voltage x 0.95 supply current 2 i dd 2v out =ce=set-up output voltage + 0.5v - 20 35 a symbol conditions maxmin typ unless otherwise specified, connect v dd to v out ; v in =set-up output voltage x 0.6, i out =130ma measuring conditions: when taking v dd from another power source please ensure that v dd = 2.0v or more. oscillation will occur with a value of v dd = 0.8v or more, but with a value of v dd = 2.0v or more, output voltage and oscillation frequency will be stable. note 1: effi = {[(output voltage) x (output current)] [(input voltage) x (input current)} x 100 note 2: applies to the xc6368 series only (duty ratio when control changes to pfm). note 3: " c t p m v u f . b y j n v n 3 b u j o h t & m f d u s j d b m $ i b s b d u f s j t u j d t 4 @ 9 $ ?? 9 $ 4 f s j f t 414 4 xc6367a503mr, xc6368a503mr ta=25 c (v out =5.0v, f osc =300khz) parameter units output voltage v out v5.1255.0004.875 ce "low" voltage v cel v0.20 -- v out =set-up output voltage x0.95 pfm duty ratio (note 3) pfmdty %352515 same as i dd 1 ce "high" voltage v ceh v - 0.65 - i out =0ma oscillation start-up voltage 1 v st 1 v0.9 -- use of a 2sd1628 transistor, i out =1.0ma oscillation start-up voltage 2 v st 2 v0.8 -- v out =ce : apply voltage ext "high" on resistance r exth ? 2920 - v out =set-up output voltage x0.95 ext "low" on resistance r extl ? 1913 - same as i dd 1, v ext =v out -0.4v efficiency (note 2) effi %87 -- same as i dd 1, v ext =0.4v soft-start time t ss msec20105 supply voltage (note 1) v dd v2.0 10.0 - maximum input voltage v in v -- 10.0 supply current 1 i dd 1 - 180 a280 oscillation hold voltage v hld v0.7 -- use of a 2sd1628 transistor, i out =1.0ma %9278 85 oscillator frequency f osc khz345300255 stand-by current i stb a - 0.5 - v out =set-up output voltage x 0.95, ce=0v maximum duty ratio maxdty same as i dd 1 v out =ce=set-up output voltage x 0.95 supply current 2 i dd 2v out =ce=set-up output voltage + 0.5v - 22 38 a symbol conditions maxmin typ unless otherwise specified, connect v dd to v out ; v in =set-up output voltage x 0.6, i out =200ma measuring conditions: when taking v dd from another power source please ensure that v dd = 2.0v or more. oscillation will occur with a value of v dd = 0.8v or more, but with a value of v dd = 2.0v or more, output voltage and oscillation frequency will be stable. note 1: effi = {[(output voltage) x (output current)] [(input voltage) x (input current)} x 100 note 2: applies to the xc6368 series only (duty ratio when control changes to pfm). note 3: there are no products within the xc6367e, xc6368e series range which have a set-up voltage of less than 2.0v. note 4: xc6367c, xc6368c series series amendments: please note that the following condition applies : soft start time (t ss ) : connect r ss , c ss . ce 0v 3.0v xc6367e, xc6368e series please delete 'supply voltage (v dd ) ' and '(note 1)' please add the following note : there are no products within the xc6367f, xc6368f series range which have a set-up voltage of less than 2.0v. note 4: please delete 'supply voltage (v dd ) ' and '(note 1)' please add the following note : xc6367f, xc6368f series please note that the following condition applies : soft start time (t ss ) : connect r ss , c ss . ce 0v 3.0v 4 @ 9 $ ?? 9 $ 4 f s j f t 415 4 xc6367b103mr, xc6368b103mr ta=25 c v out =3.0v (when set-up), f osc =300khz parameter units output voltage v out v3.0753.0002.925 ce "low" voltage v cel v0.20 -- v dd =2.85v, fb=0v pfm duty ratio (note 3) pfmdty %352515 same as i dd 1 ce "high" voltage v ceh v - 0.65 - i out =0ma oscillation start-up voltage 1 v st 1 v0.9 -- use of a 2sd1628 transistor, i out =1.0ma oscillation start-up voltage 2 v st 2 v0.8 -- v dd =ce : apply voltage, fb=0v ext "high" on resistance r exth ? 4732 - v dd =2.85v, fb=0v ext "low" on resistance r extl ? 3020 - same as i dd 1, v ext =v out -0.4v efficiency (note 2) effi %84 -- same as i dd 1, v ext =0.4v soft-start time t ss msec20105 supply voltage (note 1) v dd v2.0 10.0 - maximum input voltage v in v -- 10.0 supply current 1 i dd 1 - 120 a190 oscillation hold voltage v hld v0.7 -- use of a 2sd1628 transistor, i out =1.0ma %9278 85 oscillator frequency f osc khz345300255 stand-by current i stb a - 0.5 - v dd =2.85v, ce=0v, fb=0v maximum duty ratio maxdty same as i dd 1 v dd =ce=2.85v, fb=0v supply current 2 i dd 2v dd =ce=3.5v, fb=1.2v - 20 34 a symbol conditions maxmin typ unless otherwise specified, v in =1.8v, i out =120ma external components : r fb 1 = 400k ? , r fb 2 = 200k ? , c fb = 47pf measuring conditions: when taking v dd from another power source please ensure that v dd = 2.0v or more. oscillation will occur with a value of v dd = 0.8v or more, but with a value of v dd = 2.0v or more, output voltage and oscillation frequency will be stable. note 1: effi = {[(output voltage) x (output current)] [(input voltage) x (input current)} x 100 note 2: applies to the xc6368 series only (duty ratio when control changes to pfm). note 3: xc6367d, xc6368d series series amendments: please note that the following condition applies : soft start time (t ss ) : connect r ss , c ss . ce 0v 3.0v 4 @ 9 $ ?? 9 $ 4 f s j f t 416 4 xc6367a331mr, xc6368a331mr ta=25 c (v out =3.3v, f osc =100khz) parameter units output voltage v out v3.3833.3003.218 ce "low" voltage v cel v0.20 -- v out =set-up output voltage x0.95 pfm duty ratio (note 3) pfmdty %352515 same as i dd 1 ce "high" voltage v ceh v - 0.65 - i out =0ma oscillation start-up voltage 1 v st 1 v0.9 -- use of a 2sd1628 transistor, i out =1.0ma oscillation start-up voltage 2 v st 2 v0.8 -- v out =ce : apply voltage ext "high" on resistance r exth ? 4329 - v out =set-up output voltage x0.95 ext "low" on resistance r extl ? 2719 - same as i dd 1, v ext =v out -0.4v efficiency (note 2) effi %84 -- same as i dd 1, v ext =0.4v soft-start time t ss msec20105 supply voltage (note 1) v dd v2.0 10.0 - maximum input voltage v in v -- 10.0 supply current 1 i dd 1 - 50 a100 oscillation hold voltage v hld v0.7 -- use of a 2sd1628 transistor, i out =1.0ma %9278 85 oscillator frequency f osc khz11510085 stand-by current i stb a - 0.5 - v out =set-up output voltage x 0.95, ce=0v maximum duty ratio maxdty same as i dd 1 v out =ce=set-up output voltage x 0.95 supply current 2 i dd 2v out =ce=set-up output voltage + 0.5v - 11 20 a symbol conditions maxmin typ unless otherwise specified, connect v dd to v out ; v in =set-up output voltage x 0.6, i out =130ma measuring conditions: when taking v dd from another power source please ensure that v dd = 2.0v or more. oscillation will occur with a value of v dd = 0.8v or more, but with a value of v dd = 2.0v or more, output voltage and oscillation frequency will be stable. note 1: effi = {[(output voltage) x (output current)] [(input voltage) x (input current)} x 100 note 2: applies to the xc6368 series only (duty ratio when control changes to pfm). note 3: 4 @ 9 $ ?? 9 $ 4 f s j f t 417 4 xc6367a501mr, xc6368a501mr ta=25 c (v out =5.0v, f osc =100khz) parameter units output voltage v out v5.1255.0004.875 ce "low" voltage v cel v0.20 -- v out =set-up output voltage x0.95 pfm duty ratio (note 3) pfmdty %352515 same as i dd 1 ce "high" voltage v ceh v - 0.65 - i out =0ma oscillation start-up voltage 1 v st 1 v0.9 -- use of a 2sd1628 transistor, i out =1.0ma oscillation start-up voltage 2 v st 2 v0.8 -- v out =ce : apply voltage ext "high" on resistance r exth ? 2920 - v out =set-up output voltage x0.95 ext "low" on resistance r extl ? 1913 - same as i dd 1, v ext =v out -0.4v efficiency (note 2) effi %87 -- same as i dd 1, v ext =0.4v soft-start time t ss msec20105 supply voltage (note 1) v dd v2.0 10.0 - maximum input voltage v in v -- 10.0 supply current 1 i dd 1 - 70 a120 oscillation hold voltage v hld v0.7 -- use of a 2sd1628 transistor, i out =1.0ma %9278 85 oscillator frequency f osc khz11510085 stand-by current i stb a - 0.5 - v out =set-up output voltage x 0.95, ce=0v maximum duty ratio maxdty same as i dd 1 v out =ce=set-up output voltage x 0.95 supply current 2 i dd 2v out =ce=set-up output voltage + 0.5v - 11 22 a symbol conditions maxmin typ unless otherwise specified, connect v dd to v out ; v in =set-up output voltage x 0.6, i out =200ma measuring conditions: when taking v dd from another power source please ensure that v dd = 2.0v or more. oscillation will occur with a value of v dd = 0.8v or more, but with a value of v dd = 2.0v or more, output voltage and oscillation frequency will be stable. note 1: effi = {[(output voltage) x (output current)] [(input voltage) x (input current)} x 100 note 2: applies to the xc6368 series only (duty ratio when control changes to pfm). note 3: 4 @ 9 $ ?? 9 $ 4 f s j f t 418 4 xc6367b101mr, xc6368b101mr ta=25 c v out =3.0v (when set-up), f osc =100khz parameter units output voltage v out v3.0753.0002.925 ce "low" voltage v cel v0.20 -- v dd =2.85v, fb=0v pfm duty ratio (note 3) pfmdty %352515 same as i dd 1 ce "high" voltage v ceh v - 0.65 - i out =0ma oscillation start-up voltage 1 v st 1 v0.9 -- use of a 2sd1628 transistor, i out =1.0ma oscillation start-up voltage 2 v st 2 v0.8 -- v dd =ce : apply voltage, fb=0v ext "high" on resistance r exth ? 4732 - v dd =2.85v, fb=0v ext "low" on resistance r extl ? 3020 - same as i dd 1, v ext =v out -0.4v efficiency (note 2) effi %84 -- same as i dd 1, v ext =0.4v soft-start time t ss msec20105 supply voltage (note 1) v dd v2.0 10.0 - maximum input voltage v in v -- 10.0 supply current 1 i dd 1 - 50 a90 oscillation hold voltage v hld v0.7 -- use of a 2sd1628 transistor, i out =1.0ma %9278 85 oscillator frequency f osc khz11510085 stand-by current i stb a - 0.5 - v dd =2.85v, ce=0v, fb=0v maximum duty ratio maxdty same as i dd 1 v dd =ce=2.85v, fb=0v supply current 2 i dd 2v dd =ce=3.5v, fb=1.2v - 11 20 a symbol conditions maxmin typ unless otherwise specified, v in =1.8v, i out =120ma external components : r fb 1 = 400k ? , r fb 2 = 200k ? , c fb = 47pf measuring conditions: when taking v dd from another power source please ensure that v dd = 2.0v or more. oscillation will occur with a value of v dd = 0.8v or more, but with a value of v dd = 2.0v or more, output voltage and oscillation frequency will be stable. note 1: effi = {[(output voltage) x (output current)] [(input voltage) x (input current)} x 100 note 2: applies to the xc6368 series only (duty ratio when control changes to pfm). note 3: 4 @ 9 $ ?? 9 $ 4 f s j f t 419 4 $ j s d v j u y 9 $ " 9 $ " $ j s d v j u y 9 $ # 9 $ # $ j s d v j u y 9 $ $ 9 $ $ 7 0 6 5 3 - 5 s - 7 0 6 5 3 - 5 s - 7 0 6 5 3 - 3 ' # 3 ' # 5 s - 7 % % ' # ( / % $ & & 9 5 7 % % 7 0 6 5 3 4 4 ( / % $ & & 9 5 7 % % 7 0 6 5 ( / % $ & & 9 5 $ - 5 b o u b m v n $ - 5 b o u b m v n $ - 5 b o u b m v n $ * / $ * / $ * / 4 % 7 * / $ ' # $ 4 4 4 % 7 * / 7 * / 4 % 5 z q j d b m " q q m j d b u j p o $ j s d v j u t 4 @ 9 $ ?? 9 $ 4 f s j f t 420 4 $ j s d v j u y 9 $ % 9 $ % $ j s d v j u y 9 $ & 9 $ & $ j s d v j u y 9 $ ' 9 $ ' 7 0 6 5 3 - 5 s - 7 0 6 5 3 - 5 s - 7 0 6 5 3 - 3 ' # 3 ' # 5 s - 7 % % ' # ( / % $ & & 9 5 7 0 6 5 3 4 4 ( / % $ & & 9 5 7 0 6 5 ( / % $ & & 9 5 $ - 5 b o u b m v n $ - 5 b o u b m v n $ - 5 b o u b m v n $ * / $ * / $ * / 4 % 7 * / $ ' # $ 4 4 4 % 7 * / 7 * / 4 % 3 4 4 $ 4 4 4 @ 9 $ ?? 9 $ 4 f s j f t 421 4 $ j s d v j u y 9 $ " 9 $ " / 1 / 5 s b o t j t u p s $ j s d v j u y 9 $ # 9 $ # / 1 / 5 s b o t j t u p s $ j s d v j u y 9 $ $ 9 $ $ / 1 / 5 s b o t j t u p s 7 0 6 5 3 - 5 s - 7 % % 7 0 6 5 ( / % $ & $ # 3 # & 9 5 7 0 6 5 3 - 3 ' # 3 ' # 5 s - $ # 3 # 7 % % ' # ( / % $ & & 9 5 7 0 6 5 3 - 5 s - 3 4 4 3 # $ - 5 b o u b m v n $ - 5 b o u b m v n $ - 5 b o u b m v n $ * / $ * / $ * / 7 * / 4 % 7 * / 7 * / $ ' # 4 % 4 % $ # $ 4 4 7 % % 7 0 6 5 ( / % $ & & 9 5 4 @ 9 $ ?? 9 $ 4 f s j f t 422 4 $ j s d v j u y 9 $ % 9 $ % / 1 / 5 s b o t j t u p s $ j s d v j u y 9 $ & 9 $ & / 1 / 5 s b o t j t u p s $ j s d v j u y 9 $ ' 9 $ ' / 1 / 5 s b o t j t u p s 7 0 6 5 3 - 3 ' # 3 ' # 5 s - $ # 7 % % ' # ( / % $ & & 9 5 7 0 6 5 3 - 5 s - 3 4 4 3 # $ - 5 b o u b m v n $ - 5 b o u b m v n $ * / $ * / 7 0 6 5 3 - 5 s - 7 0 6 5 ( / % $ & $ # 3 # & 9 5 $ - 5 b o u b m v n $ * / 7 * / 4 % 7 * / 7 * / $ ' # 4 % 4 % $ # $ 4 4 3 4 4 $ 4 4 7 0 6 5 ( / % $ & & 9 5 3 # 4 @ 9 $ ?? 9 $ 4 f s j f t 423 4 recommended components tr l sd c in c l : xp161a1355pr (torex n-channel power mosfet) as the breakdown voltage of xp161a1355pr is 8v, take care with the power supply voltage. with output voltages over 6v, use the xp161a1265pr with a breakdown voltage of 12v. v st 1 : xp161a1355pr = 1.2v (max) xp161a1265pr = 1.5v (max) : 22 h (sumida cr54, f osc =300khz) 47 h (sumida cr75, f osc =100, 180khz) 10 h (sumida cr54, f osc =500khz) : ma2q735 (schottky diode, matsushita) : 16v 220 f (aluminium electrolytic capacitor) : 16v 47 f + 47 f (tantalum capacitor, nichicon mce) npn tr type : tr rb cb : 2sd1628 (sanyo) : 500 ? (adjust according to load and tr. hfe levels) : 2200pf (ceramic type) set up so that c b 1 (2 x r b x f osc x 0.7) c, d, f type (soft-start externally set-up) : c ss r ss : 0.1 f (ceramic capacitor) : 470k ? (c, f type), 220k ? (d type) b, d type (fb versions) r fb c fb e.g : set up so that r fb 1 r fb 2 = v out - 1 (v out = set-up output voltage), please use with r fb 1 + r fb 2 2m ? : set up so that fzfb = 1 (2 x x c fb x r fb 1) is within the 0.1 to 20khz range (10khz conventional) adjustments necessary in respect of l, c l . v out = 3.0v r fb 1 = 400k ? , r fb 2 = 200k ? , c fb = 47pf if using a torex mosfet, we recommend using one which has a gate protection diode built-in. r ds (on) r ds (on) gate protection diode built-in xp161a1355pr 0.15 @v gs =1.5v xp161a1265pr 0.095 @v gs =2.5v 4 @ 9 $ ?? 9 $ 4 f s j f t 424 4 external components 9 $ 9 $ % y . 3 ' # . * / . " 9 yy . * / . " 9 9 $ 9 $ # y . 3 ' # 9 $ 9 $ % y . 3 ' # 3 ' # l $ ' # q ' l ) [ l ) [ g [ g c l ) [ 4 p g u 4 u b s u 5 j n f 5 4 4 n t f d 4 p g u 4 u b s u 5 j n f 5 4 4 n t f d 9 $ 9 $ $ y y y . 3 7 0 6 5 7 % % 7 0 6 5 7 7 t f u v q 7 $ & 7 7 3 4 4 l 7 % % 7 0 6 5 7 0 6 5 t f u v q w p m u b h f 7 7 $ & 7 7 3 4 4 l 4 p g u 4 u b s u $ p o e f o t f s $ b q b d j u b o d f $ 4 4 ' 4 p g u 4 u b s u $ p o e f o t f s $ b q b d j u b o d f $ 4 4 y ' 1. soft start time set up g [ g c ? ( 2 x c fb x r fb 1 ) r fb 1 | c fb set up if you wish to lengthen soft start time we recommend that you use the c or d versions of the series which have soft start time externally set up. soft start time (t ss ) is between min & max, as indicated in the graphs below, so please select soft start condenser capacitance (c ss ) to suit your application. in order to achieve a value for fzfb within the range of 0.1khz to 20khz, we recommend that values for r fb 1 & c fb are selected from the area indicated within the lines of fzfb = 0.1khz and fzfb = 20 khz as shown on the graph below. please select combinations of values as close to the fzfb = 10khz line as possible. external components % j s f d u j p o t g p s v t f notes on use take ample care to ensure that none of the ic's, nor the external component's, absolute maximum ratings are exceeded. be extremely careful when selecting parts and do not limit your reference to the specifications and characteristics for the dc/dc converter alone. the ic also depends, to a great extent, upon the external components. arrange the peripherals in the environs of the ic. in order to reduce wiring impedance, use short, thick wires. in particular, wire the load capacitor as close as possible and strengthen the ground wiring sufficiently. ground current during switching may cause the ic's operations to become unstable due to changes in ground voltage, so please strengthen the ic's gnd pin surroundings. 4 @ 9 $ ?? 9 $ 4 f s j f t 425 4 9 $ " . 3 l ) [ 7 7 7 * / 7 7 9 $ " . 3 l ) [ 7 7 7 * / 7 7 7 7 9 $ " . 3 l ) [ 7 7 7 * / 7 7 7 7 9 $ " . 3 l ) [ 7 7 7 * / 7 7 7 7 9 $ " . 3 l ) [ 7 7 7 * / 7 7 7 7 9 $ " . 3 l ) [ 7 7 7 * / 7| 7 7 7 electrical characteristics (1) output voltage vs. output current 7 7 7 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u 7 p m u b h f 7 0 6 5 7 - ) $ 3 $ - ' 5 b o u b m v n 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u $ v s s f o u * 0 6 5 n " - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 0 v u q v u $ v s s f o u * 0 6 5 n " / p u f a & y u f s o b m d p n q p o f o u? $ * / ' & m f d u s p m z u j d d b q b d j u p s 4 % . " | 5 s 9 1 " 1 5 z q j d b m 1 f s g p s n b o d f $ i b s b d u f s j t u j d t 4 @ 9 $ ?? 9 $ 4 f s j f t 426 4 7 * / 7 7 7 % % 7 7 7 * / 7 7 7 7 7 7 * / 7 7 7 7 7 7 * / 7 7 7 7 7 7 * / 7 7 9 $ " . 3 l ) [ 7 9 $ " . 3 l ) [ 7 9 $ # . 3 l ) [ 7 9 $ # . 3 l ) [ 7 9 $ # . 3 l ) [ 7 / p u f a & y u f s o b m d p n q p o f o u? $ * / ' & m f d u s p m z u j d d b q b d j u p s - ) $ 3 $ - ' 5 b o u b m v n 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u 7 p m u b h f 7 0 6 5 7 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 4 % . " 5 s 4 % ( 3 # $ # q ' (1) output voltage vs. output current 4 @ 9 $ ?? 9 $ 4 f s j f t 427 4 7 * / 7 7 7 7 7 7 7 * / 7 7 7 7 7 7 * / 7 7 7 7 7 7 * / 7 7 7 7 7 7 * / 7 7 7 7 7 7 * / 7 7 7 7 9 $ " . 3 l ) [ 7 9 $ " . 3 l ) [ 7 9 $ " . 3 l ) [ 7 9 $ " . 3 l ) [ 7 9 $ " . 3 l ) [ 7 9 $ " . 3 l ) [ 7 (2) efficiency vs. output current 0 v u q v u $ v s s f o u * 0 6 5 n " / p u f a & y u f s o b m d p n q p o f o u? $ * / ' & m f d u s p m z u j d d b q b d j u p s 0 v u q v u $ v s s f o u * 0 6 5 n " & g g j d j f o d z & ' ' * & g g j d j f o d z & ' ' * & g g j d j f o d z & ' ' * 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u $ v s s f o u * 0 6 5 n " & g g j d j f o d z & ' ' * 0 v u q v u $ v s s f o u * 0 6 5 n " & g g j d j f o d z & ' ' * & g g j d j f o d z & ' ' * 0 v u q v u $ v s s f o u * 0 6 5 n " - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 4 @ 9 $ ?? 9 $ 4 f s j f t 428 4 7 * / 7 7 7 % % 7 7 * / 7 7 7 7 7 7 * / 7 7 7 7 7 7 * / 7 7 7 7 7 7 * / 7 7 7 9 $ " . 3 l ) [ 7 9 $ " . 3 l ) [ 7 9 $ # . 3 l ) [ 7 9 $ # . 3 l ) [ 7 9 $ # . 3 l ) [ 7 & g g j d j f o d z & ' ' * 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u $ v s s f o u * 0 6 5 n " & g g j d j f o d z & ' ' * & g g j d j f o d z & ' ' * 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u $ v s s f o u * 0 6 5 n " & g g j d j f o d z & ' ' * & g g j d j f o d z & ' ' * 0 v u q v u $ v s s f o u * 0 6 5 n " / p u f a & y u f s o b m d p n q p o f o u? $ * / ' & m f d u s p m z u j d d b q b d j u p s 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 4 % . " 5 s 4 % ( 3 # $ # q ' - ) $ 3 $ - ' 5 b o u b m v n (2) efficiency vs. output current 4 @ 9 $ ?? 9 $ 4 f s j f t 429 4 -1 ) $ 3 $ - 1 ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 0 v u q v u $ v s s f o u * 0 6 5 n " 9 $ " . 3 l ) [ 7 3 j q q m f 7 p m u b h f 7 s n 7 7 7 7 7 7 * / 7 -1 ) $ 3 $ - 1 ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 0 v u q v u $ v s s f o u * 0 6 5 n " 9 $ " . 3 l ) [ 7 3 j q q m f 7 p m u b h f 7 s n 7 7 7 7 7 7 * / 7 -1 ) $ 3 $ - 1 ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 0 v u q v u $ v s s f o u * 0 6 5 n " 9 $ " . 3 l ) [ 7 3 j q q m f 7 p m u b h f 7 s n 7 7 7 7 7 * / 7 7 -1 ) $ 3 $ - 1 ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 0 v u q v u $ v s s f o u * 0 6 5 n " 9 $ " . 3 l ) [ 7 3 j q q m f 7 p m u b h f 7 s n 7 7 7 7 7 7 7 * / 7 -1 ) $ 3 $ - 1 ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 0 v u q v u $ v s s f o u * 0 6 5 n " 9 $ " . 3 l ) [ 7 3 j q q m f 7 p m u b h f 7 s n 7 7 7 7 7 7 * / 7 -1 ) $ 3 $ - 1 ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 0 v u q v u $ v s s f o u * 0 6 5 n " 9 $ " . 3 l ) [ 7 3 j q q m f 7 p m u b h f 7 s n 7 7 7 7 7 * / 7 (3) ripple voltage vs. output current 4 @ 9 $ ?? 9 $ 4 f s j f t 430 4 -1 ) $ 3 $ - 1 ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 0 v u q v u $ v s s f o u * 0 6 5 n " 9 $ " . 3 l ) [ 7 3 j q q m f 7 p m u b h f 7 s n 7 7 7 7 7 7 * / 7 (3) ripple voltage vs. output current 4 @ 9 $ ?? 7 * / 7 * 0 6 5 n " " n c j f o u 5 f n q 5 b ? 9 $ " . 3 l ) [ 7 " n c j f o u 5 f n q 5 b ? 9 $ " . 3 l ) [ 7 " n c j f o u 5 f n q 5 b ? 9 $ " . 3 l ) [ 7 " n c j f o u 5 f n q 5 b ? 9 $ " . 3 l ) [ 7 " n c j f o u 5 f n q 5 b ? 9 $ " . 3 l ) [ 7 " n c j f o u 5 f n q 5 b ? 9 $ # . 3 l ) [ 7 (4) output voltage vs. ambient temperature (5) supply current 1 vs. ambient temperature (6) supply current 2 vs. ambient temperature (7) stand-by current vs. ambient temperature (8) ext"h"on resistance vs. ambient temperature (9) ext"l"on resistance vs. ambient temperature 7 % % 7 0 6 5 7 - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 9 1 " 1 7 % % 7 0 6 5 7 7 % % 7 7 0 6 5 7 $ & 7 7 % % 7 0 6 5 7 7 % % 7 0 6 5 7 0 v u q v u 7 p m u b h f 7 0 6 5 7 4 v q q m z $ v s s f o u * % % " 4 u b o e # z $ v s s f o u * 4 5 # " 4 v q q m z $ v s s f o u * % % " & 9 5 ) 0 / 3 f t j t u b o d f 3 & 9 5 ) & 9 5 - 0 / 3 f t j t u b o d f 3 & 9 5 - 9 $ 4 f s j f t 431 4 4 @ 9 $ ?? 9 $ 4 f s j f t 432 4 * 0 6 5 n " * 0 6 5 n " 7 * / 7 * 0 6 5 n " " n c j f o u 5 f n q 5 b ? 0 q f s b u j o h ) p m e 7 p m u b h f 7 ) - % 7 9 $ # . 3 l ) [ 7 " n c j f o u 5 f n q 5 b ? 0 q f s b u j o h 4 u b s u 7 p m u b h f 7 4 5 7 9 $ # . 3 l ) [ 7 " n c j f o u 5 f n q 5 b ? & g g j d j f o d z & ' ' * 9 $ " . 3 l ) [ 7 " n c j f o u 5 f n q 5 b ? 1 ' . % v u z 3 b u j p 1 ' . % 5 : 9 $ " . 3 l ) [ 7 " n c j f o u 5 f n q 5 b ? . b y % v u z 3 b u j p . " 9 % 5 : 9 $ " . 3 l ) [ 7 " n c j f o u 5 f n q 5 b ? 0 t d j m m b u j p o ' s f r v f o d z ' 0 4 $ l ) [ 9 $ " . 3 l ) [ 7 (10) oscillation frequency vs. ambient temperature (11) max. duty ratio vs. ambient temperature (12) pfm duty ratio vs. ambient temperature (13) efficiency vs. ambient temperature (15) operating hold voltage vs. ambient temperature (14) operating start voltage vs. ambient temperature 7 % % 7 0 6 5 7 7 % % 7 0 6 5 7 7 * / 7 * 0 6 5 n " 4 % . " 5 s 9 1 " 1 - ) $ 3 $ - ' 5 b o u b m v n - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 4 % ( - ) $ 3 $ - ' 5 b o u b m v n 4 % . " 5 s 4 % ( 4 @ 9 $ ?? 9 $ 4 f s j f t 433 4 7 % % 7 7 % % 7 " n c j f o u 5 f n q 5 b ? 9 $ " . 3 l ) [ 7 " n c j f o u 5 f n q 5 b ? " n c j f o u 5 f n q 5 b ? " n c j f o u 5 f n q 5 b ? 9 $ " . 3 l ) [ 7 9 $ " . 3 l ) [ 7 9 $ " . 3 l ) [ 7 (16) oscillation start voltage vs. ambient temperature (17) soft start time vs. ambient temperature (18) ce "l"voltage vs. ambient temperature (19) ce "h"voltage vs. ambient temperature 0 t d j m m b u j p o 4 u b s u 7 p m u b h f 7 4 5 7 4 p g u 4 u b s u 5 j n f 5 4 4 n t $ & ) 7 p m u b h f 7 $ & ) 7 $ & - 7 p m u b h f 7 $ & - 7 4 @ 9 $ ?? 9 $ 4 f s j f t 434 4 n " n " n " n " n " n " n " n " " " n " 9 $ " . 3 l ) [ 7 5 j n f n t f d e j w 0 v u q v u 7 p m u b h f 0 v u q v u $ v s s f o u 9 $ " . 3 l ) [ 7 5 j n f n t f d e j w 0 v u q v u 7 p m u b h f 0 v u q v u $ v s s f o u 9 $ " . 3 l ) [ 7 5 j n f n t f d e j w 0 v u q v u 7 p m u b h f 0 v u q v u $ v s s f o u 9 $ " . 3 l ) [ 7 5 j n f n t f d e j w 0 v u q v u 7 p m u b h f 0 v u q v u $ v s s f o u 9 $ " . 3 l ) [ 7 5 j n f n t f d e j w 0 v u q v u 7 p m u b h f n " 0 v u q v u $ v s s f o u 9 $ " . 3 l ) [ 7 5 j n f n t f d e j w 0 v u q v u 7 p m u b h f 0 v u q v u $ v s s f o u 7 * / 7 * 0 6 5 " n " 7 * / 7 * 0 6 5 n " " 7 * / 7 * 0 6 5 n " n " 7 * / 7 * 0 6 5 n " n " 7 * / 7 * 0 6 5 n " n " 7 * / 7 * 0 6 5 n " n " (20) load transient response 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u $ v s s f o u * 0 6 5 n " 0 v u q v u 7 p m u b h f 7 0 6 5 7 0 v u q v u $ v s s f o u * 0 6 5 n " 4 @ 9 $ ?? |
Price & Availability of XC6367F512MR
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