STEP-UP DC/DC CONTROLLER NO. EA-088-0204 OUTLINE !"!## $% $ &&' &'"!!&( "$ ) $ )$ && * $ & " *)$ %& +"$ *$,!& )*)$ "$ "$ *! $ " *$$"$%& +& -" ./012 " 3&'!!&*+)) $ ( !"!## $% $ ,!) 4' , $& ,!$$ *$$" ** !'5*% *$ ! ,!$ $ $ , $ $&&( $ 6# * '& ! ,!$ $ $ , $&&() 36#%$ $(, " ( ( &$ $&&() (! &&( 7 8) )"$ $"& $*$) $+ , (! &&( 7,.36* -9: %$2 ;,.#* < -9: %$2 3 ) ! $ " * ) ) $+ ,*) ,,"," ( ( & $ $") $!* & $&% ' )) *1 (!! $ " '- &( ,)& $ ' $ $& ! & ! $ " * ' !'$ .0& + "!!& ="& & $ /01 &&%&2*$ ) ,-$+ " $(' !$&!$$$& " +$ FEATURES * $("$ (! >3.)6#%$2 * 4$!" 0& +$+ ;0 0 * 6"& $1 (! $5"$ $." !" #&(, $ ' $ $& ! 2 * '! $)6 && 5="$ ( < -9:* -9: * #" (( &(!7 8 * 9+)$ 0& +3 " ( ?;8 * /01&&%& (!0.9( (! <02 * ,&& -+ < $ .! -+ + @;,,2 A ./$#%&!,$ 2 APPLICATIONS * $ $ 0& +'" )! &="!,$ * $ $ 0& +'" )1#$# 1 R1211x BLOCK DIAGRAMS Version A/C Version B/D VFB VFB OSC OSC DTC DTC EXT EXT + - - AMPOUT Vref + VIN + - Vref + VIN GND UVLO UVLO + + GND - - + + DELAY Latch Latch DELAY - - Chip Enable CE SELECTION GUIDE 4$ * && )="$ (* ! $&)"$ $*$ ! -+ (!) 4 $ & "B=" & $ $,' +$ $+ ! $",'$&'C A", Code Contents #+$ $) -+(!D #DA AD< #+$ $)! $&5"$ $ 3D -9:*' 3/!$. $&,!$ $(!2 6D -9:*' !$.4$ $&,!$ $(!*' $(2 D< -9:*' 3/!$. $&,!$ $(!2 #D< -9:*' !$.4$ $&,!$ $(!*' $(2 PIN CONFIGURATIONS SON-6 1 SOT-23-6W 6 2 DELAY AMPOUT/CE (MARK SIDE) GND VFB 3 EXT VIN 4 6 5 4 EXT GND VIN (MARK SIDE) 5 DELAY AMPOUT/CE 1 2 2 VFB 3 R1211x PIN DESCRIPTIONS Pin No Description Symbol SON6 SOT23-6W #13E ; FA# F"$$ < $&5#%$." !" 2 G G 0,1 '"!!&($ ; < 0)% 5 -$),$ $+" !" 0& + 3/ $) $&! .) $+" !" #&() $2 3,!&)" !" $.30$2 !$&$.6#0$*3 % H9H2 ABSOLUTE MAXIMUM RATINGS Symbol Item Rating Unit ; 0 0,1 0,1$0& + 0(;7 $" !" 0& + <I0,1J < 0 0'/< #13E$0& + <I0,1J < 0 0$03 3/$0& + <I0,1J < 0 0&( $4$!" 0& + <I0,1J < 0 0)% 0)%$0& + <I0,1J < 0 4$03 3/$"$ ? ,3 ?; ,3 ; , 4(;7 ' $4$" #%" !" " $ '#! $ ! ! $+,! "$+ G IJ@; K + +,! "$+ ;;IJ; K 3 R1211x ELECTRICAL CHARACTERISTICS * R1211x002A ! L;K Item Sym bol 0,1 ! $+4$!" 0& + 0)% 0)%0& +&$ 0)% Min. 0,1L<<0 G KK! @;K 4)% 0)%4$!" "$ 0,1L 0*0)%L 0 0 )26& && 5="$ ( 0,1L<<0*0'/<L0)%L 0 ;7; )26& && 5="$ ( ,! ")) $ 4'' "!!&("$ (;7+ (;7/ 4'/< 4'/< 0'/< 67$57 089/2 089/2 4$03 4$03 ,",#" (( & H9HA $ H1H A $ #&($+ "$ G K! @;K Unit 0 0 !!, K >3 @ ; -9: -9: ?G 0,1L 0*0'/<L0)%L 0* K 7 >3 7 7G 8 0,1L<<0*4(;7L ,3 ; 0,1L<<0*4(;7L ,3 < ; ; ; >3 ; ;; 7 ,3 7; ; 0 G; 7 <; , < 0 @ < @ 0 G; 7 ; ,3 < 7 >3 $& 0,1L<<0* H9H 0,1L<<0*0'/<L0)%L 0 #&($# +" 0,1L0)%L;0* $ 0'/<L 0 #&($# 0,1L<<0* & 0)%L 0*0'/<L 00 ) , Max. ?; ,! ")) $ Typ. ; , ( 4 0)%0& + Conditions 0,1L<<0 7 8) $++ /01# 0,1L<<0 0* & 0'/<L0)%L 0 /01# 0,1L 0<<0* 9( 0'/<L0)%L 0 3H9H" !" 0,1L<<0*0$03L0* "$ 0)%L 70 3H1H" !" 0,1L<<0*0$03L0* "$ 0)%L0 @ R1211x * R1211x002B ! L;K Symbol Item 0,1 ! $+4$!" 0& + 0)% 0)%0& +&$ 0)% 0)%0& + Conditions Min. ; 0,1L<<0 7@; G K! @;K ,! ")) $ 4)% 0564$!" "$ 0,1L 0*0)%L 0 0 )26& && 5="$ ( 0,1L<<0*0'/<L0)%L 0 ;7; 4'' && 5="$ ( ,! ")) $ "!!&("$ Max. Unit 0 ; 0 !!, ?; )26& Typ. G K! @;K K >3 @ ; -9: -9: ?G 0,1L 0*0'/<L0)%L 0* $& K 7 >3 7 7G 8 ,",#" (( & 0,1L<<0*H9H (;7+ H9HA $ 0,1L<<0*4(;7L ,3 ; (;7/ H1HA $ 0,1L<<0*4(;7L ,3 < , ( 4'/< 4'/< #&($+ "$ #&($# +" $ @ 0,1L<<0*0'/<L0)%L 0 ; ; ; >3 0,1L0)%L;0*0'/<L 0 ; ;; 7 ,3 7; ; 0 G; 7 <; , < 0 @ < @ 0 >3 #&($# 0,1L<<0*0)%L 0* & 0'/<L 00 ) , 0,1L<<0 /01# 0,1L<<0 0* & 0'/<L0)%L 0 /01# 0,1L 0<<0* 9( 0'/<L0)%L 0 467% $("$ 0,1L 0*0&(L 0 4&(+ H9H4$!" "$ 0,1L 0*0&(L 0 ; ; >3 4&(/ H1H4$!" "$ 0,1L 0*0&(L 0 ; ; >3 0&(+ H9H4$!" 0& + 0,1L 0*0&(L 0 0 ; 0&(/ H1H4$!" 0& + 0,1L;0*0&(L0 0 0'/< 67$57 089/2 089/2 0 < 0 5 R1211x * R1211x002C ! L;K Symbol 0,1 ! $+4$!" 0& + 0)% 0)%0& +&$ 0)% 0)%0& + Conditions Min. 0,1L<<0 7@; G K! @;K 4)% 0564$!" "$ 0,1L 0*0)%L 0 0 )26& && 5="$ ( 0,1L<<0*0'/<L0)%L 0 G 4'' , ( ,! ")) $ "!!&("$ Max. Unit 0 ; 0 !!, ?; ,! ")) $ && 5="$ ( Typ. ; )26& G K! @;K < K >3 < -9: -9: ? 0,1L 0*0'/<L0)%L 0* $& K < ; >3 7 7G 8 ,",#" (( & 0,1L<<0*H9H (;7+ H9HA $ 0,1L<<0*4L ,3 ; (;7/ H1HA $ 0,1L<<0*4L ,3 < 4'/< 4'/< 0'/< 6 Item #&($+ "$ #&($# + "$ #&($# & 67$57 ) , 089/2 /01# & 089/2 /01# 9( 4$03 3H9H" !" "$ 4$03 3H1H" !" "$ @ 0,1L<<0*0'/<L0)%L 0 G; >3 0,1L0)%L;0*0'/<L 0 ; ;; 7 ,3 7; ; 0 ; ; , < 0 @ < @ 0 G; 7 ; ,3 ; ; ; >3 0,1L<<0*0)%L 0* 0'/<L 00 0,1L<<0 0,1L<<0 0* 0'/<L0)%L 0 0,1L 0<<0* 0'/<L0)%L 0 0,1L<<0*0$03L0* 0)%L 70 0,1L<<0*0$03L0* 0)%L0 R1211x * R1211x002D ! L;K Symbol Item 0,1 ! $+4$!" 0& + 0)% 0)%0& +&$ 0)% 0)%0& + Conditions Min. ; 0,1L<<0 7@; G K! @;K ,! ")) $ 4)% 0564$!" "$ 0,1L 0*0)%L 0 0 )26& && 5="$ ( 0,1L<<0*0'/<L0)%L 0 G )26& && 5="$ ( 4'' "!!&("$ , ( Max. Unit 0 ; 0 !!, ?; ,! ")) $ Typ. G K! @;K < K >3 < -9: -9: ? 0,1L 0*0'/<L0)%L 0* $& K < ; >3 7 7G 8 ,",#" (( & 0,1L<<0*H9H (;7+ H9HA $ 0,1L<<0*4L ,3 ; (;7/ H1HA $ 0,1L<<0*4L ,3 < 4'/< 4'/< #&($+ "$ #&($# + "$ @ 0,1L<<0*0'/<L0)%L 0 G; >3 0,1L0)%L;0*0'/<L 0 ; ;; 7 ,3 7; ; 0 ; ; , < 0 @ < @ 0 >3 #&($# 0,1L<<0*0)%L 0* & 0'/<L 00 ) , 0,1L<<0 /01# 0,1L<<0 0* & 0'/<L0)%L 0 /01# 0,1L 0<<0* 9( 0'/<L0)%L 0 467% $("$ 0,1L 0*0&(L 0 4&(+ H9H4$!" "$ 0,1L 0*0&(L 0 ; ; >3 4&(/ H1H4$!" "$ 0,1L 0*0&(L 0 ; ; >3 0&(+ H9H4$!" 0& + 0,1L 0*0&(L 0 0 ; 0&(/ H1H4$!" 0& + 0,1L;0*0&(L0 0 0'/< 67$57 089/2 089/2 0 < 0 7 R1211x TYPICAL APPLICATIONS AND TECHNICAL NOTES <R1211x002A/R1211x002C> Inductor VIN VOUT Diode NMOS C4 EXT R1 C3 DELAY C1 VFB C2 R3 R2 GND AMPOUT C5 R4 NMOS : IRF7601 (International Rectifier) Inductor : LDR655312T-100 10H (TDK) for R1211x002A : LDR655312T-220 22H (TDK) for R1211x002C Diode : CRS02 (Toshiba) C1 : 4.7F (Ceramic) C2 : 0.22F (Ceramic) C3 : 10F (Ceramic) C4 : 680pF (Ceramic) C5 : 2200pF (Ceramic) R1 : Output Voltage Setting Resistor 1 R2 : Output Voltage Setting Resistor 2 R3 : 30k R4 : 30k <R1211x002B/R1211x002D> Inductor VIN Diode EXT NMOS C4 VOUT R1 C3 C1 DELAY VFB R3 C2 GND R2 CE CE Control NMOS : IRF7601 (International Rectifier) Inductor : LDR655312T-100 10H (TDK) for R1211x002B : LDR655312T-220 22H (TDK) for R1211x002D Diode : CRS02 (Toshiba) C1 : 4.7F (Ceramic) C2 : 0.22F (Ceramic) C3 : 10F (Ceramic) C4 : 680pF (Ceramic) R1 : Setting Output Voltage Resistor 1 R2 : Setting Output Voltage Resistor 2 R3 : 30k MA N,!& " ,(!!& " !" %& +=",$ ;0&4) " !" %& + =",$ ;0,* $+)A$'$%% &, * )* $& ,!$$ 8 R1211x * />5, ! $ %&")(! ! '$0,1!$$FA#*'$$ (! &! !& $% * 4$ ,) ! ) $+&( ,) & ! $*'$$ (! &!!& $) !%"!+* $$ '$#&(!$$FA#!$) 4' ,$,",'$+ $ * $$ >5,%&") ! '$0287$FA#*<'$$ (! &!!& $) !% "!+. ,,$%&"), >5 >524) ! $) ,!## $% ,("$ &*" $ &", (! ! $ ) , (! * $$ ! '$0287$ %$+!$ *G'$$ (! &!!& $) !%"!+ ! $ %&")G!$$% )" !" %& + $+(! &%&" '$ !5 $ !5 * " !" 0& + $ ' % )%& + $+*$'$$ (! &!!& $) !%"!+) $ ),"& " !" 0& +L0)%x.J2 JL - ,,$$+) $ * ! $)1 ! $ " )&&'D$ 4 ,,"," ( ( &* + $ $& ! *)#13E!$ 3$,,"," ( ( & $ $"$ %& +)#(/$<!$ &(%& + &*0'/<*" !" H1H !$$ "$)) $&!'5 & & ! $! $*,- 4 $(,' !$$,- %$ ,) 6#%$ '* ' !'$ &( ,)& ! $ $ & "& ' *0'/<*$#&($+"$ *4'/<*$ $ ),"& Lx0'/<4'/< $ ) ,,"," ( $&)&( ,* + ! & $&(!$ " !" H1H * 3) 3%$* %&"$! $$+)G*;*<*$G'$$ %+, O" $,!& ,$ $),-$+! ,!$ $4) !-$)0287,(&+* !-$,(! -$ 0)%!$$,- ! $"$ &4$ * <*'$$ (! & !!& $) !%"!+ ,,$ $ %&")<$ $+), - ; -$* $&%&'&& * 3) 6#%$*!$" !" FA#&%& $(, 9 R1211x * & '5* *$ $" ' $ $+.0& +*"$ *'2) 4 !'5' &' &%& +!$$+$4$!" 0& + & "$$ 5 ,!& &( ' &'0)" -( (!' &'% "$ 45*$' ) ' $+!$ $ $& $ ' $+* !- %& + ,( +$ " ( $ $" * ) ,,$ %& + &$ ) ! $$ 0287 ,) $+%& +, !),$ )!' " ' "$+ 4!$$ $& ,!$$ , " & ,!$$ )("!!& $ Output Current and Selection of External Components <Basic Circuit> i2 Inductor Diode IOUT VIN VOUT i1 LX Tr CL GND <Circuit through L> Discontinuous Mode Continuous Mode IL ILxmax IL ILxmax ILxmin ILxmin Tf Iconst t Ton T=1/fosc Toff t Ton T=1/fosc Toff ',* $ $"",$ $ $"",) !"!' $++"& !$$+$ $ $"" )$" "$ #"$+ $ , ) $ * '$ %& + $ $" 0,1* "$ 0,1x 1)* & !'*21*' "!!&' $!" * $ $$ ),"& 7RQ 21 = 0,1 x 1 5,"& !"! " *& !'"!!&),!'" &"$+)) ,4$ *$!" " $ .02870,12x 1* )& !'*2)) $$ ),"& 10 R1211x 7I 2)) = 0,1 x . 0287 - 0,1 2 x 1 5,"& 4$ ),"&*),$ ,)' $+(%$ $" $ $+, "%+& !'*$9 $ $ ),"& $9 = . 21 + 2)) 2 x Q 7RQ 0,1 x 1 + 7I 0,1 x . 0287 - 0,1 2 x 1 P 5,"&< 4$ $ &* '$ ) L )) "* $" "$ , $ $"* $ ! $ ) ' $+ +"& , $ $"", 4$ $ $"",* % $) "$ ="& '$$ ,$)) , ,1 = = 287 - ,1 x 5,"&G 5" * & !'*$9="& " !" & !'*0287x4287* "* 4287 = )26& x 0,1 x $ { x 1 x . 0287 - 0,1 2} = 0,1 x $ . x 1 x 0287 2 5,"&; $4287 ,, $),"&;* "$ )&' "+ $" * $ , , $ $"" $ $"" "$ "+ $" 4 $ * $* 4287 = )26& x 0,1 x $ { x 1 x . 0287 - 0,1 2}+ 0,1 x 4 $ 0287 5,"& 4$ ,,$ * !- "$ *41,)&'$+ "+ $" $ % )&&'D 41 , = 4 $ + 0,1 x $ 1 5,"& ),"&G* *$41,* = 287 ,1 x 287 + ,1 x x 5,"&@ )*!- "$ , $4287$$+ %&")41,* $ $)$!" $" !" *$ $& ,!$$ "&& 4$ ),"&*!- "$ 41, $ $"", $ & "& " 4 $ L $ ),"& !&$ $%$ & & "& $*$ & "(1' $ $& ,!$$ $ $ &" "&,,"," !" "$ '$; 8$@ 8) & "& $! &&(*'$ 41 &+*0,1&'* &)0,1+$ ' $ $ ) ' 3) 0287* 0) . ," <02) "& $ 11 R1211x TIMING CHART * R1211x002A/R1211x002C DTC SS VREF + VOUT VFB AMPOUT - + EXT R1 EXT PWM Comparator OP AMP R2 * R1211x002B/R1211x002D DTC SS VREF + VOUT EXT VFB AMPOUT - + EXT R1 PWM Comparator R2 OP AMP R) ! $S ) ! $ $+),!'$)&&'D . !2 %& +&%&)$++"&&(( $ $ "$ " ) 4$ ! 05()&%&' $!" 3&+"&&($+0287$+"! $!" %& +&%&O" ) !'$* )*0)%%& +$+"! $+%& +' $!" %& +$ $)$3/ H1H*$' $+ $ . !2 $ %& +&%&) , $+%& +' $)$,*' $+! $ 05()&%&+"&&($ + ' &%&0287&$+' &$ $+05()$0)%#" ( ( & !$$ &' &%&,$+3/**$#) G$!" ,$&$ ,! 12 R1211x . !<2 $ 0*) ! $)$05() , $ $ %& +.L02$ ' $+! $ ,$,&, SS,VREF SS VFB,VREF DTC VFB AMPOUT AMPOUT Step1 Step2 Step3 VOUT VIN R1 $! $S ! $ ) 1 ! $ " )&&'D $ 3/ , H9H $ 4 ,,", " ( ( &* + $ $& ! *)#13E!$ 3$,,"," ( ( & $ $"$ %& +)#13E!$ &(%& + &*0'/<*" !" H1H !$$ "$)) $& !'5 & & ! $! $*,- 4 $(,' !$$,- %$ ,) 6#%$ '*,-"!!&(%& +'$ /01 &&'*$,- "! $,&$!" %& + #"$+ ) ,*) " ( ( &,( ,,",*! $ " $ '-$#13E!$ ) FA#&%& &( ,)& ! $ $ & "& ' *0'/<*$#&($+"$ *4'/<*$ $ ),"& Lx0'/<4'/< $ ) ,,"," ( $&)&( ,* + ! & $&(!$ " !" H1H Output Short AMPOUT AMPOUT VDLY DTC DELAY Normal Maxduty Operation Latched EXT 13 R1211x TEST CIRCUITS * R1211x002A/R1211x002C *Oscillator Frequency, Maximum Duty Cycle, VFB Voltage Test *Consumption Current Test 6V 3.3V A VIN VIN EXT OSCILLOSCOPE VFB VFB GND DELAY GND DELAY *EXT "H" ON Resistance *EXT "L" ON Resistance 3.3V 3.3V VIN EXT VIN EXT 150 OSCILLOSCOPE 150 VFB VFB GND DELAY GND DELAY *DELAY Pin Charge Current V *DELAY Pin Discharge Current 2.5V 3.3V VIN VIN VFB VFB GND DELAY GND DELAY 14 A A 0.1V R1211x *DELAY Pin Detector Threshold Voltage Test *AMP "H" Output Current/"L" Output Current Test 3.3V 3.3V EXT VIN VIN OSCILLOSCOPE AMPOUT VFB VFB GND DELAY GND DELAY A 1V 0.9V/1.1V *UVLO Detector Threshold/Hysteresis Range Test VIN EXT OSCILLOSCOPE VFB GND DELAY *Soft-start Time Test Diode Coil C5 VOUT C2 NMOS VIN Rout EXT AMPOUT C3 VFB OSCILLOSCOPE C4 R4 C1 R1 R3 GND DELAY R2 R,!$$ S 4$" .12 D>9.#T1# ;;< 2 #.#2 D .2 ! D @ !5., 2*D>5.$ &",2J>5., 2* <D @>5.$ &",2J>5., 2*GD !5., 2*;D>5.$ &",2 A$ D45 .4$ $ $& )2 DD7 -*D -*<D< -*GD< -*" D-<< 15 R1211x * R1211x002B/R1211x002D *Oscillator Frequency, *Consumption Current Test Maximum Duty Cycle, VFB Voltage Test 6V 3.3V VIN A EXT CE VIN CE OSCILLOSCOPE VFB VFB GND DELAY GND DELAY *EXT "H" ON Resistance *EXT "L" ON Resistance 3.3V VIN 3.3V EXT VIN 150 OSCILLOSCOPE CE EXT CE 150 V VFB VFB GND DELAY GND DELAY *DELAY Pin Charge Current *DELAY Pin Discharge Current 3.3V 2.5V VIN VIN CE CE VFB VFB GND DELAY GND DELAY A A 0.1V *DELAY Pin Detector Threshold Voltage Test 6V 3.3V VIN *Standby Current Test A EXT CE OSCILLOSCOPE VIN CE VFB VFB GND DELAY GND DELAY 16 R1211x *UVLO Detector Threshold/ * CE "L" Input Current/"H" Input Current Test Hysteresis Range Test 6V VIN EXT VIN CE OSCILLOSCOPE CE VFB VFB GND DELAY GND DELAY A 0V/6V *CE "L" Input Voltage/"H" Input Voltage Test 2.5V/6V EXT VIN OSCILLOSCOPE CE VFB GND DELAY *Soft-start Time Test Diode Coil C5 VOUT C2 NMOS VIN Rout EXT C1 CE R1 0V/3.3V C3 OSCILLOSCOPE VFB R3 GND DELAY R2 R,!$$ S 4$" .12 D>9.#T1# ;;< 2 #.#2 D .2 ! D @ !5., 2*D>5.$ &",2J>5., 2* <D @>5.$ &",2J>5., 2*;D>5.$ &",2 A$ D45 .4$ $ $& )2 DD7 -*D -*<D< - 17 R1211x TYPICAL CHARACTERISTICS 1) Output Voltage vs. Output Current R1211x002A R1211x002A L=10H VOUT=5V 10.2 Output Voltage VOUT(V) Output Voltage VOUT(V) 5.1 L=10H VOUT=10V 10.0 5.0 VIN=2.5V VIN=3.3V VIN=2.5V VIN=3.3V VIN=5.0V 9.8 4.9 1 10 100 1 1000 100 1000 Output Current IOUT(mA) Output Current IOUT(mA) R1211x002A R1211x002B L=10H VOUT=15V 15.0 VIN=2.5V VIN=3.3V VIN=5.0V L=10H VOUT=5V 5.1 Output Voltage VOUT(V) Output Voltage VOUT(V) 15.3 5.0 VIN=2.5V VIN=3.3V 14.7 4.9 1 10 100 1 1000 10 100 1000 Output Current IOUT(mA) Output Current IOUT(mA) R1211x002B R1211x002B Output Voltage VOUT(V) L=10H VOUT=15V 15.3 Output Voltage VOUT(V) L=10H VOUT=10V 10.2 15.0 10.0 VIN=2.5V VIN=3.3V VIN=5.0V VIN=2.5V VIN=3.3V VIN=5.0V 14.7 9.8 1 10 100 Output Current IOUT(mA) 18 10 1000 1 10 100 Output Current IOUT(mA) 1000 R1211x R1211x002C R1211x002C L=22H VOUT=5V 5.0 L=22H VOUT=10V 10.2 Output Voltage VOUT(V) Output Voltage VOUT(V) 5.1 10.0 VIN=2.5V VIN=3.3V VIN=2.5V VIN=3.3V VIN=5.0V 9.8 4.9 1 10 100 1000 1 Output Current IOUT(mA) 10 100 1000 Output Current IOUT(mA) R1211x002C R1211x002D L=22H VOUT=15V 15.0 VIN=2.5V VIN=3.3V VIN=5.0V 5.1 Output Voltage VOUT(V) Output Voltage VOUT(V) 15.3 L=22H VOUT=5V 5.0 VIN=2.5V VIN=3.3V 14.7 4.9 1 10 100 1000 1 Output Current IOUT(mA) 10 100 1000 Output Current IOUT(mA) R1211x002D R1211x002D Output Voltage VOUT(V) 10.2 10.0 L=22H VOUT=15V 15.3 Output Voltage VOUT(V) L=22H VOUT=10V 15.0 VIN=2.5V VIN=3.3V VIN=5.0V 9.8 VIN=2.5V VIN=3.3V VIN=5.0V 14.7 1 10 100 Output Current IOUT(mA) 1000 1 10 100 1000 Output Current IOUT(mA) 19 R1211x 2) Efficiency vs. Output Current R1211x002A R1211x002A L=10H VOUT=5V 100 80 80 Efficiency (%) Efficiency (%) L=10H VOUT=10V 100 60 40 20 60 40 VIN=2.5V VIN=3.3V VIN=5.0V 20 VIN=2.5V VIN=3.3V 0 0 1 10 100 1000 1 Output Current IOUT(mA) R1211x002A 80 60 40 VIN=2.5V VIN=3.3V VIN=5.0V 20 Efficiency (%) Efficiency (%) 1000 L=10H VOUT=5V 100 80 60 40 20 0 VIN=2.5V VIN=3.3V 0 1 10 100 1000 1 Output Current IOUT(mA) 100 1000 R1211x002B L=10H VOUT=10V 100 10 Output Current IOUT(mA) R1211x002B L=10H VOUT=15V 100 80 80 60 40 VIN=2.5V VIN=3.3V VIN=5.0V 20 0 Efficiency (%) Efficiency (%) 100 R1211x002B L=10H VOUT=15V 100 60 40 VIN=2.5V VIN=3.3V VIN=5.0V 20 0 1 10 100 Output Current IOUT(mA) 20 10 Output Current IOUT(mA) 1000 1 10 100 Output Current IOUT(mA) 1000 R1211x R1211x002C R1211x002C L=22H VOUT=5V 100 80 80 Efficiency (%) Efficiency (%) L=22H VOUT=10V 100 60 40 20 60 40 VIN=2.5V VIN=3.3V VIN=5.0V 20 VIN=2.5V VIN=3.3V 0 0 1 10 100 1000 1 Output Current IOUT(mA) R1211x002C 1000 L=22H VOUT=5V 100 80 60 40 VIN=2.5V VIN=3.3V VIN=5.0V 20 Efficiency (%) 80 Efficiency (%) 100 R1211x002D L=22H VOUT=15V 100 60 40 20 VIN=2.5V VIN=3.3V 0 0 1 10 100 1 1000 10 100 1000 Output Current IOUT(mA) Output Current IOUT(mA) R1211x002D R1211x002D L=22H VOUT=10V 100 L=22H VOUT=15V 100 80 60 40 VIN=2.5V VIN=3.3V VIN=5.0V 20 0 Efficiency (%) 80 Efficiency (%) 10 Output Current IOUT(mA) 60 40 VIN=2.5V VIN=3.3V VIN=5.0V 20 0 1 10 100 Output Current IOUT(mA) 1000 1 10 100 1000 Output Current IOUT(mA) 21 R1211x 3) V)% Voltage vs. Input Voltage (Topt =25C) R1211x002x Topt=25C 1015 VFB Voltage(mV) 1010 1005 1000 995 990 985 2 3 4 5 6 Input Voltage VIN(V) 4) Oscillator Frequency vs. Input Voltage (Topt=25C) R1211x002A/B R1211x002C/D Topt=25C 800 700 600 500 Topt=25C 400 Oscillator Frequency(kHz) Oscillator Frequency(kHz) 900 350 300 250 200 2 3 4 5 6 2 Input Voltage VIN(V) 5) 4 5 6 Input Voltage VIN(V) Supply Current vs. Input Voltage (Topt=25C) R1211x002A R1211x002B Topt=25C 600 400 Topt=25C 600 Supply Current(A) Supply Current(A) 500 500 400 300 300 200 200 100 100 0 0 2 3 4 5 Input Voltage VIN(V) 22 3 6 2 3 4 5 Input Voltage VIN(V) 6 R1211x R1211x002C R1211x002D Topt=25C Topt=25C 400 Supply Current(A) Supply Current(A) 400 300 300 200 200 100 100 0 0 2 3 4 5 2 6 5 6 Maximum Duty Cycle vs. Input Voltage (Topt=25C) R1211x002A/B R1211x002C/D Topt=25C 94 92 90 88 86 84 82 Topt=25C 96 Maximum Duty Cycle(%) Maximum Duty Cycle(%) 96 94 92 90 88 86 84 82 80 80 2 3 4 5 2 6 3 4 5 6 Input Voltage VIN(V) Input Voltage VIN(V) VFB Voltage vs. Temperature R1211x002x VIN=3.3V 1015 1010 VFB Voltage(mV) 7) 4 Input Voltage VIN(V) Input Voltage VIN(V) 6) 3 1005 1000 995 990 985 -50 -25 0 25 50 75 100 Temperature Topt(C) 23 R1211x 8) Oscillator Frequency vs. Temperature R1211x002A/B 800 700 600 500 -50 -25 0 25 50 75 350 300 250 200 -50 100 -25 25 50 75 100 Supply Current vs. Temperature R1211x002A R1211x002B VIN=3.3V 500 400 300 200 500 400 300 200 100 100 0 -50 VIN=3.3V 600 Supply Current(A) Supply Current(A) 600 -25 0 25 50 75 0 -50 100 -25 R1211x002C 200 100 0 25 50 75 100 50 Temperature Topt(C) 75 100 VIN=3.3V 400 Supply Current(A) Supply Current(A) 300 -25 25 R1211x002D VIN=3.3V 400 0 -50 0 Temperature Topt(C) Temperature Topt(C) 24 0 Temperature Topt(C) Temperature Topt(C) 9) VIN=3.3V 400 Oscillator Frequency(kHz) 900 Oscillator Frequency(kHz) R1211x002C/D VIN=3.3V 300 200 100 0 -50 -25 0 25 50 Temperature Topt(C) 75 100 R1211x 10) Maximum Duty Cycle vs. Temperature R1211x002A/B 96 94 92 90 88 86 84 82 80 -50 -25 0 25 50 75 100 Temperature Topt(C) VIN=3.3V 96 Maximum Duty Cycle(%) Maximum Duty Cycle(%) R1211x002C/D VIN=3.3V 94 92 90 88 86 84 82 80 -50 -25 0 25 50 75 100 Temperature Topt(C) 11) EXT "H" On Resistance vs. Temperature R1211x002x VIN=3.3V EXT "H" ON Resistance() 8 7 6 5 4 3 2 -50 -25 0 25 50 75 100 Temperature Topt(C) 12) EXT "L" On Resistance vs. Temperature R1211x002x VIN=3.3V EXT "L" ON Resistance() 5 4 3 2 1 -50 -25 0 25 50 75 100 Temperature Topt(C) 25 R1211x 13) Soft-start Time vs. Temperature R1211x002A/B R1211x002C/D VIN=3.3V 14 12 10 8 6 -50 -25 0 25 50 75 100 Temperature Topt(C) UVLO Detector Threshold(mV) R1211x002x VIN=3.3V 2250 2200 2150 2100 -50 -25 0 25 50 75 100 Temperature Topt(C) 15) AMP "H" Output Current vs. Temperature R1211x002A/C VIN=3.3V AMP "H" Output Current(A) 1600 1400 1200 1000 800 600 400 -50 -25 0 25 50 Temperature Topt(C) 26 14 12 10 8 6 -50 -25 0 25 50 Temperature Topt(C) 14) UVLO Detector Threshold vs. Temperature 2300 VIN=3.3V 16 Soft-start Time(ms) Soft-start Time(ms) 16 75 100 75 100 R1211x 16) AMP "L" Output Current vs. Temperature R1211x002A R1211x002C VIN=3.3V 70 60 50 40 30 20 -50 -25 0 25 50 75 VIN=3.3V 80 AMP "L" Output Current(A) AMP "L" Output Current(A) 80 70 60 50 40 30 20 -50 100 Temperature Topt(C) -25 0 25 50 75 100 Temperature Topt(C) 17) DELAY Pin Charge Current vs. Temperature R1211x002C/D VIN=3.3V DELAY Pin Charge Current(A) DELAY Pin Charge Current(A) R1211x002A/B 7 6 5 4 3 2 -50 -25 0 25 50 75 100 Temperature Topt(C) VIN=3.3V 7 6 5 4 3 2 -50 -25 0 25 50 75 100 Temperature Topt(C) 18) DELAY Pin Detector Threshold vs. Temperature DELAY Pin Detector Threshold(mV) R1211x002x VIN=3.3V 1040 1020 1000 980 960 -50 -25 0 25 50 75 100 Temperature Topt(C) 27 R1211x 19) DELAY Pin Discharge Current vs. Temperature DELAY Pin Discharge Current(A) R1211x002x VIN=2.5V 10 8 6 4 2 0 -50 -25 0 25 50 75 100 Temperature Topt(C) 20) CE "L" Input Voltage vs. Temperature R1211x002B/D VIN=2.5V CE "L" Input Voltage(mV) 1200 1100 1000 900 800 700 600 -50 -25 0 25 50 75 100 Temperature Topt(C) 21) CE "H" Input Voltage vs. Temperature R1211x002B/D VIN=6.0V CE "H" Input Voltage(mV) 1200 1100 1000 900 800 700 600 -50 -25 0 25 50 Temperature Topt(C) 28 75 100 R1211x 22) Standby Current vs. Temperature R1211x002B/D VIN=6.0V Standby Current(A) 1.0 0.8 0.6 0.4 0.2 0.0 -0.2 -50 -25 0 25 50 75 100 Temperature Topt(C) 23) Load Transient Response R1211x002A L=10H VIN=3.3V, C3=22F VOUT=5V, IOUT=1-100mA VOUT 5.0 200 100 IOUT 0 4.4 Output Current IOUT(mA) Output Voltage VOUT(V) 5.6 Time (5ms/div) R1211x002A L=10H VIN=3.3V, C3=22F VOUT=10V, IOUT=1-100mA VOUT 10.0 200 IOUT 100 0 8.8 Output Current IOUT(mA) Output Voltage VOUT(V) 11.2 Time (5ms/div) 29 R1211x R1211x002A L=10H VIN=3.3V, C3=22F VOUT=15V, IOUT=1-50mA 300 200 VOUT 15.0 100 Output Current IOUT(mA) Output Voltage VOUT(V) 16.8 IOUT 13.2 0 Time (5ms/div) R1211x002B L=10H VIN=3.3V, C3=22F VOUT=5V, IOUT=1-100mA 300 200 VOUT 5.0 100 Output Current IOUT(mA) Output Voltage VOUT(V) 5.6 IOUT 4.4 0 Time (5ms/div) R1211x002B L=10H VIN=3.3V, C3=22F VOUT=10V, IOUT=1-100mA 300 200 VOUT 10.0 100 IOUT 8.8 0 Time (5ms/div) 30 Output Current IOUT(mA) Output Voltage VOUT(V) 11.2 R1211x R1211x002B L=10H VIN=3.3V, C3=22F VOUT=15V, IOUT=1-50mA 300 200 VOUT 15.0 100 Output Current IOUT(mA) Output Voltage VOUT(V) 16.8 IOUT 13.2 0 Time (5ms/div) R1211x002C L=22H VIN=3.3V, C3=22F VOUT=5V, IOUT=1-100mA VOUT 5.0 200 100 IOUT 4.4 0 Output Current IOUT(mA) Output Voltage VOUT(V) 5.6 Time (5ms/div) R1211x002C L=22H VIN=3.3V, C3=22F VOUT=10V, IOUT=1-100mA VOUT 10.0 200 100 IOUT 0 8.8 Output Current IOUT(mA) Output Voltage VOUT(V) 11.2 Time (5ms/div) 31 R1211x R1211x002C L=22H VIN=3.3V, C3=22F VOUT=15V, IOUT=1-50mA 300 200 VOUT 15.0 100 Output Current IOUT(mA) Output Voltage VOUT(V) 16.8 IOUT 13.2 0 Time (5ms/div) R1211x002D L=22H VIN=3.3V, C3=22F VOUT=5V, IOUT=1-100mA VOUT 5.0 200 100 IOUT 0 4.4 Output Current IOUT(mA) Output Voltage VOUT(V) 5.6 Time (5ms/div) R1211x002D L=22H VIN=3.3V, C3=22F VOUT=10V, IOUT=1-100mA VOUT 10.0 200 100 IOUT 8.8 0 Time (5ms/div) 32 Output Current IOUT(mA) Output Voltage VOUT(V) 11.2 R1211x R1211x002D L=22H VIN=3.3V, C3=22F VOUT=15V, IOUT=1-50mA 300 200 VOUT 15.0 100 Output Current IOUT(mA) Output Voltage VOUT(V) 16.8 IOUT 13.2 0 Time (5ms/div) 24) Power-on Response R1211x002A 16 14 14 (c)VOUT=15V 12 10 (b)VOUT=10V 8 (a)VOUT=5V 6 4 2 L=10H VIN=3.3V, IOUT=10mA 16 Output Voltage(V) Output Voltage(V) R1211x002B L=10H VIN=3.3V, IOUT=10mA (c)VOUT=15V 12 10 (b)VOUT=10V 8 (a)VOUT=5V 6 4 2 VIN 0 VIN 0 0 5 10 15 20 25 0 5 Time (5ms/div) R1211x002C 15 20 25 R1211x002D L=22H VIN=3.3V, IOUT=10mA 16 10 Time (5ms/div) L=22H VIN=3.3V, IOUT=10mA 16 (c)VOUT=15V 14 12 (b)VOUT=10V 10 8 6 (a)VOUT=5V 4 VIN 2 Output Voltage(V) Output Voltage(V) 14 (c)VOUT=15V 12 10 (b)VOUT=10V 8 6 (a)VOUT=5V 4 2 0 VIN 0 0 5 10 15 Time (5ms/div) 20 25 0 5 10 15 20 25 Time (5ms/div) 33 R1211x 25) Turn-on speed with CE pin R1211x002B 16 14 14 (c)VOUT=15V 12 10 (b)VOUT=10V 8 (a)VOUT=5V 6 4 2 (c)VOUT=15V 12 (b)VOUT=10V 10 8 6 (a)VOUT=5V 4 CE 2 CE 0 0 0 5 10 15 Time (5ms/div) 34 L=22H VIN=3.3V, IOUT=10mA 16 Output Voltage(V) Output Voltage(V) R1211x002D L=10H VIN=3.3V, IOUT=10mA 20 25 0 5 10 15 Time (5ms/div) 20 25