 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| - p x ' s f r v f o d z 1 8 . $ p o u s p m m f e
4 u f q? 6 q % $ % $ $ p o w f s u f s t 4 f s j f t 465 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 xc6373 is a group of pwm controlled step-up dc/dc converter ics. the xc6373 series employs cmos process and laser trimming technologies so as to attain low power and high accuracy. the implemention of a new phase compensation circuit and a slow start function ensure excellent transient response and improved performance. the series is particularly suited for use with pager applications because of their low power consumption and low noise characteristics. output voltage can be selected from 2.0v to 7.0v in 0.1v increments (accuracy; ?.5%). oscillator frequency is set at 30khz (?0%) so as to attain the lowest consumption current possible. a step-up converter circuit can be configured using the xc6373 ic with a coil, a diode, and a capacitor. 5-pin packages, which are provided with either a ce (chip enable) function that reduces power consumption during shut-down mode, or a v dd pin (separated power and voltage detect pins) are available. sot-89 small package. operating (start-up) voltage range : 0.9v~10v output voltage range : 2.0v~7.0v in 0.1v increments highly accurate : set-up voltage ?.5% oscillator frequency : 30khz (?0%) maximum output current (tr. built-in) : 50ma (typ.) @ v in =3.0v, v out =5.0v ....note (1) highly efficient (tr. built-in) : 82% (typ.) @ v in =3.0v, v out =5.0v ....note (1) either chip enable or independent v out pin option is selectable for 5-pin package units. phase compensation and slow start-up circuits included. small package : sot-89 mini-power mold (3-pin, 5-pin) note (1): performance depends on external components and pcb layout. cellular phones, pagers palmtops cameras, video recorders portable equipment cmos low power consumption operating voltage : 0.9v~10.0v output voltage range : 2.0v~7.0v output voltage accuracy : 2.5% oscillator frequency : 30khz 7 * / 7 7 7 9 $ " 1 3 7 7 -1 ) $' | $ - 1 ' 5 b o u b m v 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 & ' ' * 4 0 5 5 0 1 7 * & 8 7 0 6 5 ( / % $ - 5 b o u b m v n 4 % - $ * / 7 * / 4 @ 9 $ ?? 9 $ 4 f s j f t 466 4 1 j o $ p o g j h v m 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 ordering information q w e output voltage (e.g.,v out =3.5v ? w =3, e =5) embossed tape: standard feed embossed tape: reverse feed osc frequency 30khz 3-pin. built-in switching transistor stand-by capability. built-in switching transistor separated v dd and v out built-in switching transistor r t y e c a o p l r xc6373 series pwm controlled xc6373 qwerty package q =a ? sot-89 q =c,e ? sot-89-5 4 0 5 5 0 1 7 * & 8 4 0 5 5 0 1 7 * & 8 function 1v ss ground output voltage monitor, ic internal power supply switch 2v out 3l x (xc6373a) pin name pin name pin number pin number function 5v ss ground output voltage monitor, ic internal power supply no connection 2v out 1nc chip enable 3ce switch 4l x (xc6373c) pin namepin number function 5v ss ground no connection 1nc output voltage monitor 3v out switch 4l x ic internal power supply 2v dd (xc6373e) part type package features operation mode switching additional function xc6373a sot-89 switching transistor incorporated standard type. low ripple and highly efficient from low current to high current. built-in transistor "lx" lead xc6373c sot-89-5 stand-by (ce) capability added version to the xc6373a. stand-by current; 0.50 a max. built-in transistor "lx" lead xc6373e sot-89-5 individual power supply and set-up voltage sensing leads are available. built-in transistor "lx" lead chip enable(ce) function separated "v dd " and "v out " pwm pwm pwm 4 @ 9 $ ?? 9 $ 4 f s j f t 467 4 1 b d l b h j o h * o g p s n b u j p o sot-89 sot-89-5 ? ? n j o n b y ? ? ? ? ? ? ? ? ? ? n j o n j o n b y ? ? ? ? ? ? ? 4 @ 9 $ ?? 9 $ 4 f s j f t 468 4 . b s l j o h 4 0 5 5 0 1 7 * & 8 q w e r 2 1 4 3 4 0 5 5 0 1 7 * & 8 q represents the product classification ' 6 / $ 5 * 0 / " w represents the integer of the output voltage and oscillator frequency 9 l ) [ 9 $ ??? 1? * / 5 & ( & 3 0 ' 5 ) & 0 6 5 1 6 5 7 0 - 5 " ( & # 9 9 9 9 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 % & 4 * ( / " 5 0 3 $ % & ' 9 ) 9 , e represents the decimal number of the output voltage and oscillator frequency 9 9 l ) [ 9 $ ??? 1? 5 ) & % & $ * . " - / 6 . # & 3 0 ' 0 6 5 1 6 5 7 0 - 5 " ( & 9 9 9 9 9 9 9 9 1 3 0 % 6 $ 5 name 9 $ "??? 1? # v j m u j o 5 s b o t j t u p s " $ & 9 $ $??? 1? # v j m u j o 5 s b o t j t u p s 4 4 f q b s b u f e 7 % % b o e 7 0 6 5 9 $ &??? 1? # v j m u j o 5 s b o t j t u p s 0 4 $ * - - " 5 0 3 ' 3 & 2 6 & / $ : 1 3 0 % 6 $ 5 / " . & 0 4 $ * - - " 5 0 3 ' 3 & 2 6 & / $ : 1 3 0 % 6 $ 5 / " . & 4 @ 9 $ ?? 9 $ 4 f s j f t 469 4 # m p d l % j b h s b n # v g g f s 7 s f g 4 p g u 4 u b s u 1 i b t f d p n q $ i j q & o b c m f 1 8 . $ p o u s p m 0 4 $ , ) [ 7 % % $ & note: the ce pin is only used with the xc6373c. 7 4 4 - y 7 0 6 5 # v g g f s 7 s f g 4 p g u 4 u b s u 1 i b t f d p n q 1 8 . $ p o u s p m 0 4 $ , ) [ 7 % % note: the v dd pin is only used with the xc6373e. - y 7 4 4 7 0 6 5 7 % % " c t p m v u f . b y j n v n 3 b u j o h t parameter storage temperature v out input voltage l x pin voltage l x pin current symbol tstg v out vl x il x conditions 40 ~ + 125 12 12 400 unit c operating ambient temperature topr 30 ~ +80 c continuous total power dissipation pd 500 mw v v ma ta=25 c 4 @ 9 $ ?? 9 $ 4 f s j f t 470 4 xc6373a330pr ta=25 c v out =3.3v, f osc =30khz parameter output voltage maximum input voltage symbol v out v in conditions operation start-up voltage v st 1 external components connected. i out =1ma. oscillation start-up voltage v st 2 no external components. apply voltage to v out . l x 10k ? pull-up to 5v. supply current 1 i dd 1 same as v st 2. apply output voltage ? 0.95 to v out. same as v st 2. apply output voltage ? 1.1 to v out . supply current 2 i dd 2 l x switch-on resistance r swon same as i dd 1. vl x =0.4v. l x leak current i lxl no external components. v out =vl x =10v. oscillator frequency f osc same as i dd 1. measuring of lx waveform. maximum duty ratio maxdty same as i dd 1. measuring of lx waveform. slow-start time t ss min 3.128 10 0.80 24 80 typ 3.300 14.1 4.0 3.4 30 87 10.04.0 20.0 max 3.383 0.90 23.5 8.1 5.7 1.0 36 92 unit v v v a a ? a khz % ms efficiency effi 77 % v measuring conditions: unless otherwise specified, v in =v out ? 0.6, i out =16.5ma. see typical application circuits, fig.1. xc6373a300pr ta=25 c v out =3.0v, f osc =30khz parameter output voltage maximum input voltage symbol v out v in conditions operation start-up voltage v st 1 external components connected. i out =1ma. oscillation start-up voltage v st 2 no external components. apply voltage to v out . l x :10k ? pull-up to 5v. supply current 1 i dd 1 same as v st 2. apply output voltage ? 0.95 to v out. same as v st 2. apply output voltage ? 1.1 to v out . supply current 2 i dd 2 l x switch-on resistance r swon same as i dd 1. vl x =0.4v. l x leak current i lxl no external components. v out =vl x =10v. oscillator frequency f osc same as i dd 1. measuring of lx waveform. maximum duty ratio maxdty same as i dd 1. measuring of lx waveform. slow-start time t ss min 2.925 10 0.80 24 80 typ 3.000 13.1 3.9 3.4 30 87 10.04.0 20.0 max 3.075 0.90 21.9 7.9 5.7 1.0 36 92 unit v v v a a ? a khz % ms efficiency effi 77 % v measuring conditions: unless otherwise specified, v in =v out ? 0.6,i out =15ma. see typical application circuits, fig.1. & 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 471 4 5 0 1 7 * & 8 4 0 5 4 0 5 5 0 1 7 * & 8 7 0 6 5 7 0 6 5 $ & 5 0 1 7 * & 8 4 0 5 7 % % 7 0 6 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 % 4 % 4 % 7 * / 7 * / - - - $ * / $ * / $ * / 7 * / fig.3 xc6373c application l : 100 h (sumida, cr-54) sd : ma2q735 (schottky diode; matsushita) c l : 16v 47 f (tantalum capacitor; nichicon, mce) c in : 16v220 f (aluminium electrolytic capacitor) fig.1 xc6373a application l : 100 h (sumida, cr-54) sd : ma2q735 (schottky diode; matsushita) c l : 16v 47 f (tantalum capacitor; nichicon, mce) c in : 16v220 f (aluminium electrolytic capacitor) fig.5 xc6373e application l : 100 h (sumida, cr-54) sd : ma2q735 (schottky diode; matsushita) c l : 16v 47 f (tantalum capacitor; nichicon, mce) c in : 16v220 f (aluminium electrolytic capacitor) 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 472 4 9 $ " 1 3 - ) $' $ - ' f?f 7 7 7 7 7 * / 7 output current: i out (ma) output voltage: v out ( v ) - 1 ) $ - 1 ' 5 b o u b m v n 7 9 $ " 1 3 7 7 7 - 1 ) $ - 1 ' 5 b o u b m v n 7 * / 7 output current: i out (ma) efficiency: effi (%) 7 9 $ " 1 3 7 7 7 - 1 ) $ - 1 ' 5 b o u b m v n output current: i out (ma) 7 * / 7 ripple voltage: vr (mvp-p) 9 $ " 1 3 - 1 ) $ - 1 ' 5 b o u b m v n input voltage: v in (v ) intput current: i in ( a) 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 (1) output voltage vs. output current topr=25 c (2) efficiency vs. output current topr=25 c (3) ripple voltage vs. output current topr=25 c (4) no load input current vs. input voltage topr=25 c 4 @ 9 $ ?? |
Price & Availability of 0307XC6373
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |