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EA-045-0006 SOT-23-5 VFM STEP-UP DC/DC CONVERTER 5185.xx xx4$2xx xx4%2xx xx5$#6(5,(6 xx xx xx OUTLINE 7KH#5185.xx4$2xx4%2xx5$#6HULHV#DUH#9)0#+&KRSSHU,#6WHS0XS#'&2'&#FRQYHUWHU#,&V#ZLWK#XOWUD#ORZ#VXSSO\#FXU0 UHQW#DQG#KLJK#RXWSXW#YROWDJH#DFFXUDF\#E\#&026#SURFHVV1 (DFK#RI#WKH#5185.xx4$2xx4%#FRQVLVWV#RI#DQ#RVFLOODWRU/#D#9)0#FRQWURO#FLUFXLW/#D#GULYHU#WUDQVLVWRU#WR#KDYH#ORZ#21 UHVLVWDQFH#+/[#VZLWFK,/#D#UHIHUHQFH#YROWDJH#XQLW/#D#KLJK#VSHHG#FRPSDUDWRU/#UHVLVWRUV#IRU#YROWDJH#GHWHFWLRQ/#DQ#/[#VZLWFK SURWHFWLRQ#FLUFXLW#DQG#DQ#LQWHUQDO#FKLS#HQDEOH#FLUFXLW1##$#ORZ# ULSSOH/# KLJK# HIILFLHQF\# VWHS0XS# '&2'&# FRQYHUWHU# FDQ# EH FRPSRVHG#RI#WKLV#5185.xx4$2xx4%#ZLWK#RQO\#WKUHH#H[WHUQDO#FRPSRQHQWV=#DQ#LQGXFWRU/#D#GLRGH#DQG#D#FDSDFLWRU1 7KH#5185.xx5$#XVHV#WKH#VDPH#FKLS#DV#ZKDW#LV#HPSOR\HG#LQ#WKH#5185.xx4$24%#,&#DQG#KDV#D#GULYH#SLQ#+(;7,#IRU DQ# H[WHUQDO# WUDQVLVWRU# LQVWHDG# RI# DQ# /[# SLQ1# # $V# LW# LV# SRVVLEOH# WR# ORDG# D# ODUJH# RXWSXW# FXUUHQW# ZLWK# D# SRZHU# WUDQVLVWRU ZKLFK#KDV#D#ORZ#VDWXUDWLRQ#YROWDJH/#5185.xx5$#,&#LV#UHFRPPHQGDEOH#WR#XVHUV#ZKR#QHHG#DQ#RXWSXW#FXUUHQW#DV#ODUJH#DV EHWZHHQ#VHYHUDO#WHQV#P$#DQG#VHYHUDO#KXQGUHGV#P$1 8VLQJ#WKH#FKLS#HQDEOH#IXQFWLRQ/#LW#LV#SRVVLEOH#WR#PDNH#WKH#VXSSO\#FXUUHQW#RQ#VWDQGE\#PLQLPL]HG1 6LQFH#WKH#SDFNDJH#IRU#WKHVH#,&V#DUH#62705608#+0LQL0PROG,/#KLJK#GHQVLW\#PRXQWLQJ#RI#WKH#,&V#RQ#ERDUG#LV#SRVVLEOH1 FEATURES * 6PDOO#1XPEHU#RI#([WHUQDO#&RPSRQHQWV 111111111111111111111111111 2QO\#DQ#LQGXFWRU/#D#GLRGH#DQG#D#FDSDFLWRU +5185.xx4$2xx4%, * 8OWUD#/RZ#,QSXW#&XUUHQW#RQ#6WDQGE\ 11111111111111111111111111111111 7<31#3--$ * +LJK#2XWSXW#9ROWDJH#$FFXUDF\ 111111111111111111111111111111111111111111 "518( * /RZ#5LSSOH#DQG#/RZ#1RLVH * /RZ#6WDUW0XS#9ROWDJH1111111111111111111111111111111111111111111111111111111111 0$;1#31<9 * +LJK#(IILFLHQF\ 1111111111111111111111111111111111111111111111111111111111111111111 7<31#;3( * ,QFOXGLQJ#D#'ULYHU#7UDQVLVWRU#ZLWK#/RZ#21#5HVLVWDQFH * 7ZR#.LQGV#RI#'XW\#5DWLR 1111111111111111111111111111111111111111111111111111 ::(#+xx4$/#xx5$,2#88(#+xx4%, * 2XWSXW#9ROWDJH11111111111111111111111111111111111111111111111111111111111111111111 6WHSZLVH#VHWWLQJ#ZLWK#D#VWHS#RI#3149#LQ#WKH#UDQJH#RI#5139#WR 8189#LV#SRVVLEOH#+UHIHU#WR#6HOHFWLRQ#*XLGH, * /RZ#7HPSHUDWXUH0'ULIW#&RHIILFLHQW#RI#2XWSXW#9ROWDJH11111 7<31#"433SSP2& * 6PDOO#3DFNDJHV 1111111111111111111111111111111111111111111111111111111111111111111 62705608#+0LQL00ROG, APPLICATIONS * 3RZHU#VRXUFH#IRU#EDWWHU\0SRZHUHG#HTXLSPHQW1 * 3RZHU#VRXUFH#IRU#FDPHUDV/#FDPFRUGHUV/#9&5V/##DQG#KDQG0KHOG#FRPPXQLFDWLRQ#HTXLSPHQW1 * 3RZHU#VRXUFH#IRU#WKRVH#DSSOLDQFHV#ZKLFK#UHTXLUH#KLJKHU#FHOO#YROWDJH#WKDQ#WKDW#RI#EDWWHULHV1 1 RN5RKxx1A/xx1B/xx2A BLOCK DIAGRAM Lx* VOUT Vref 5 VLX Limiter 2 Buffer VFM Control 5 EXT* + OSC 100kHz Chip Enable 4 1 *) GND CE LX pin: only for RN5RKxx4$2xx4% SELECTION GUIDE 7KH#RXWSXW#YROWDJH/#WKH#GULYHU#W\SH/#WKH#GXW\#F\FOH#DQG#WKH#WDSLQJ#W\SH#IRU#WKH#,&V#FDQ#EH#VHOHFWHG#DW#WKH#XVHU*V#UH0 TXHVW1 7KH#VHOHFWLRQ#FDQ#EH#PDGH#E\#GHVLJQDWLQJ#WKH#SDUW#QXPEHU#DV#VKRZQ#EHORZ= 5185.#xxxx0xx#3DUW#1XPEHU D EF G Code D Contents 6HWWLQJ#2XWSXW#9ROWDJH#+9287,#= 6WHSZLVH#VHWWLQJ#ZLWK#D#VWHS#RI#3149#LQ#WKH#UDQJH#RI#5139#WR#8189#LV#SRVVLEOH1 'HVLJQDWLRQ#RI#'ULYHU E 4=#,QWHUQDO#/[#7U1#'ULYHU 5=#([WHUQDO#7U1#'ULYHU 'HVLJQDWLRQ#RI#'XW\#&\FOH F $=#::( %=#88( G 2 'HVLJQDWLRQ#RI#7DSLQJ#W\SH ([1#75/#7/#+UHIHU#WR#7DSLQJ#6SHFLILFDWLRQV/#75#W\SH#LV#SUHVFULEHG#DV#D#VWDQGDUG1, RN5RKxx1A/xx1B/xx2A PIN CONFIGURATION SOT-23-5 5 4 (mark side) 1 2 3 PIN DESCRIPTION Pin No. Symbol Pin description 4 &( 5 9287 6WHS0XS#2XWSXW#0RQLWRULQJ#3LQ/#3RZHU#6XSSO\#+IRU#GHYLFH#LWVHOI, 6 1& 1R#&RQQHFWLRQ 7 *1' 8 /; Pin No. Symbol 4 &( 5 9287 6WHS0XS#2XWSXW#0RQLWRULQJ#3LQ/#3RZHU#6XSSO\#+IRU#GHYLFH#LWVHOI, 6 1& 1R#&RQQHFWLRQ 7 *1' *URXQG#3LQ 8 (;7 ([WHUQDO#7U1#'ULYH#3LQ#+&026#2XWSXW, &KLS#(QDEOH#3LQ *URXQG#3LQ 6ZLWFKLQJ#3LQ#+1FK#2SHQ#'UDLQ, Pin description &KLS#(QDEOH#3LQ 3 RN5RKxx1A/xx1B/xx2A ABSOLUTE MAXIMUM RATINGS Symbol Item Rating Unit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xx1A/xx1B/xx2A ELECTRICAL CHARACTERISTICS * 7RSW 58& RN5RK 1A/ 1B Symbol 9287 9,1 928727RSW Item 2XWSXW#9ROWDJH Conditions 9,1 VHW#9287x319/#,287 4P$ MIN. TYP. x31<:8 ,QSXW#9ROWDJH 2XWSXW#9ROWDJH#7HPSHUDWXUH MAX. Unit x41358 9 ; 9 073&7RSW;8& "433 6WDUW08S#9ROWDJH 9,1 3959-4 31:8 6WDUW08S#9ROWDJH#7HPSHUD0 073&7RSW;8& WXUH#&RHIILFLHQW 9,1 3959-4 +ROG0RQ#9ROWDJH#+xx4$, 9,1 5939-4 31: 9 +ROG0RQ#9ROWDJH#+xx4%, 9,1 5939- 4 31< 9 ,''5 6XSSO\#&XUUHQW5 9287 9&( VHW#9287.3189 ,VWDQE\ 6WDQGE\#&XUUHQW 9287 99/#9&( 39 /[#/HDNDJH#&XUUHQW 9287 9/; ;9 9VWDUW 9VWDUW27RSW 9KROG 9KROG ,/;OHDN IRVF IRVF2Topt &RHIILFLHQW 0D[LPXP#2VFLOODWRU#)UH0 TXHQF\ )UHTXHQF\#7HPSHUDWXUH#&R0 HIILFLHQW 'XW\ 2VFLOODWRU#'XW\#&\FOH#+xx4$, 'XW\ 2VFLOODWRU#'XW\#&\FOH#+xx4%, 9O[OLP 9/[#9ROWDJH#/LPLW 9287 9&( VHW#9287x31<9 +9/;#/#VLGH, 9287 9&( VHW#9287x31<9/#21 +9/;#/#VLGH, 9287 9&( 41<89/#/[#6ZLWFK 21 31< 0419 5 ;3 073&7RSW;8& 9287 9&( VHW#9287x31<9/#21 SSP2& 433 9 P92& 8 --$ 318 --$ 4 --$ 453 N+] N+]2 3174 & :3 :: ;8 ( 7: 88 96 ( 317 319 31; 9 9287 9&( VHW#9287x31<9/ 9&(+ &(#+#,QSXW#9ROWDJH -XGJPHQW#LV#PDGH#E\#WKH#/[ 31< 9 ZDYHIRUP 9287 9&( VHW#9287x31<9/ 9&(/ &(#/#,QSXW#9ROWDJH -XGJPHQW#LV#PDGH#E\#WKH#/[ 316 9 ZDYHIRUP ,&(+ &(#+#,QSXW#&XUUHQW 9287 9139/#9&( 9139 0318 3 318 --$ ,&(/ &(#/#,QSXW#&XUUHQW 9287 9139/#9&( 3139 0318 3 318 --$ ,''4 6XSSO\#&XUUHQW4#-5 513992875179 58 83 --$ ,''4 6XSSO\#&XUUHQW4#-5 5189928751<9 63 88 --$ 5 RN5RKxx1A/xx1B/xx2A Symbol *1) Item Conditions MIN. TYP. MAX. Unit ,''4 6XSSO\#&XUUHQW4#-5 613992876179 68 93 --$ ,''4 6XSSO\#&XUUHQW4#-5 6189928761<9 73 98 --$ ,''4 6XSSO\#&XUUHQW4#-5 713992877179 78 :8 --$ ,''4 6XSSO\#&XUUHQW4#-5 7189928771<9 83 ;3 --$ ,''4 6XSSO\#&XUUHQW4#- 5 813992878189 93 <3 --$ ,/; /[#6ZLWFKLQJ#&XUUHQW 513992875179/#9/; 3179 ;3 P$ ,/; /[#6ZLWFKLQJ#&XUUHQW 5189928751<9/#9/; 3179 433 P$ ,/; /[#6ZLWFKLQJ#&XUUHQW 613992876179/#9/; 3179 453 P$ ,/; /[#6ZLWFKLQJ#&XUUHQW 6189928761<9/#9/; 3179 473 P$ ,/; /[#6ZLWFKLQJ#&XUUHQW 713992877179/#9/; 3179 493 P$ ,/; /[#6ZLWFKLQJ#&XUUHQW 7189928771<9/#9/; 3179 4;3 P$ ,/; /[#6ZLWFKLQJ#&XUUHQW 813992878189/#9/; 3179 533 P$ Condition: An Output load resistor RL is connected between VOUT and GND. Note that the resistor RL has a resistance which makes an output current 1mA after step-up operation. *2) The Supply Current 1 (IDD1) for IC itself is measured when the internal oscillator works continuously. If the oscillator works intermittently, the supply current becomes smaller than the value which is written on the above table. Measurement condition: VOUT=VCE=Setting Output Voltage x0.96 6 RN5RKxx1A/xx1B/xx2A * RN5RKxx xx2A xx 7RSW 58& Symbol 9287 9,1 VOUT2Topt Item 2XWSXW#9ROWDJH Conditions 9,1 VHW#9287x319/#,287 4P$ Output Voltage Temperature Coefficient Start-Up Voltage Temperature -40CTopt85C Coefficient VIN=0V2V*1 ,''5 6XSSO\#&XUUHQW5 9287 9&( VHW#9287.3189 ,VWDQE\ 6WDQGE\#&XUUHQW 9287 99/#9&( 39 )RVF IRVF2Topt 'XW\ x31<:8 073&7RSW;8& 9,1 3959-4 Vstart/Topt TYP. ,QSXW#9ROWDJH 6WDUW08S#9ROWDJH 9VWDUW MIN. 0D[LPXP#2VFLOODWRU#)UH0 TXHQF\ )UHTXHQF\#7HPSHUDWXUH#&R0 HIILFLHQW 2VFLOODWRU#'XW\#&\FOH 9287 9&( VHW#9287x31<9 21#+9(;7#+#VLGH, Unit x41358 9 ; 9 "433 31: SSP2& 31; 0419 ;3 433 8 --$ 318 --$ 453 N+] 3174 :3 9 P92& 5 073&7RSW;8& 9287 9&( VHW#9287x31<9/ MAX. :: N+]2& ;8 ( 9287 9&( VHW#9287x31<9/ 9&(+ &(#+#,QSXW#9ROWDJH -XGJPHQW#LV#PDGH#E\#WKH#(;7 31< 9 ZDYHIRUP 9287 9&( VHW#9287x31<9 9&(/ &(#/#,QSXW#9ROWDJH -XGJPHQW#LV#PDGH#E\#WKH#(;7 316 9 ZDYHIRUP ,&(+ &(#+#,QSXW#&XUUHQW 9287 9139/#9&( 9139 0318 3 318 --$ ,&(/ &(#/#,QSXW#&XUUHQW 9287 9139/#9&( 3139 0318 3 318 --$ ,''4 6XSSO\#&XUUHQW4 5139928751<9/#(;7#QR#ORDG-5 53 73 --$ ,''4 6XSSO\#&XUUHQW4 6139928761<9/#(;7#QR#ORDG-5 58 83 --$ ,''4 6XSSO\#&XUUHQW4 7139928771<9/#(;7#QR#ORDG-5 63 93 --$ ,''4 6XSSO\#&XUUHQW4 813992878189/#(;7#QR#ORDG-5 68 :3 --$ ,(;7+ (;7#+#2XWSXW#9ROWDJH ,(;7+ (;7#+#2XWSXW#9ROWDJH 5139928751<9/ 9(;7 928703179 6139928761<9/ 9(;7 928703179 0413 0418 P$ P$ 7 RN5RKxx1A/xx1B/xx2A Symbol *1) Item Conditions MIN. TYP. 713992878189/ MAX. Unit 0513 P$ ,(;7+ (;7#+#2XWSXW#9ROWDJH ,(;7+ (;7#/#2XWSXW#9ROWDJH 5139928751<9/#9(;7 3179 413 P$ ,(;7+ (;7#/#2XWSXW#9ROWDJH 6139928761<9/#9(;7 3179 418 P$ ,(;7+ (;7#/#2XWSXW#9ROWDJH 713992878189/#9(;7 3179 513 P$ 9(;7 928703179 Condition: An Output load resistor RL is connected between VOUT and GND. Note that the resistor RL has a resistance which makes an output current 1mA after step-up operation. *2) The Supply Current 1 (IDD1) for IC itself is measured when the internal oscillator works continuously. If the oscillator works intermittently, the supply current becomes smaller than the value which is written on the above table. Measurement condition: VOUT=VCE=Setting Output Voltage x0.96 8 RN5RKxx1A/xx1B/xx2A TEST CIRCUITS SBD 1K Lx L Lx VOUT A VOUT V RL GND CE CL CL VIN GND CE Test Circuit 1 Lx GND Test Circuit 2 VOUT CE CL Osilloscope Test Circuit 3 *) When VLXlim and ILX are measured, the 5resistor is used. Otherwise 1kis used. &RPSRQHQWV#,QGXFWRU +/, =#433--+/#553--+#+6XPLGD#(OHFWULF#&R1/#/WG>#&'087, 'LRGH +6%', =#0$:54#+0DWVXVKLWD#(OHFWURQLFV#&RUSRUDWLRQ>#6FKRWWN\#7\SH, &DSDFLWRU +&/, =#7:--)#+7DQWDOXP#7\SH, 8VLQJ#WKHVH#WHVW#FLUFXLWV#FKDUDFWHULVWLFV#GDWD#KDV#EHHQ#REWDLQHG#DV#VKRZQ#RQ#WKH#IROORZLQJ#SDJHV1 7HVW#&LUFXLW#4 =#7<3,&$/#&+$5$&7(5,67,&6#+4,0+:, 7HVW#&LUFXLW#5 =#7<3,&$/#&+$5$&7(5,67,&6#+<,0+44, 7HVW#&LUFXLW#6 =#7<3,&$/#&+$5$&7(5,67,&6#+;,/#+45,0+49, 9 RN5RKxx1A/xx1B/xx2A SBD EXT L Tr Rb EXT A VOUT V CE GND CL CL Cb VIN VOUT GND CE Test Circuit 1 Test Circuit 2 100 EXT VOUT GND CE EXT VOUT GND CE Osilloscope CL Osilloscope Test Circuit 3 &RPSRQHQWV#,QGXFWRU +/, Test Circuit 4 =#5:--+#+6XPLGD#(OHFWULF#&R1/#/WG>#&'0437, 'LRGH +6%', =#5%444&#+52+0#&R1/#/WG>#6FKRWWN\#7\SH, &DSDFLWRU +&/, =#7:--)x5+7DQWDOXPH#7\SH, 7UDQVLVWRU +7U, =#56'495;* %DVH#5HVLVWRU +5E, =#633%DVH#&DSDFLWRU#+&E,=#3134--) 8VLQJ#WKHVH#WHVW#FLUFXLWV#FKDUDFWHULVWLFV#GDWD#KDV#EHHQ#REWDLQHG#DV#VKRZQ#RQ#WKH#IROORZLQJ#SDJHV1 10 7HVW#&LUFXLW#4 =#7<3,&$/#&+$5$&7(5,67,&6#+4,0+8, 7HVW#&LUFXLW#5 =#7<3,&$/#&+$5$&7(5,67,&6#+;,0+43, 7HVW#&LUFXLW#6 =#7<3,&$/#&+$5$&7(5,67,&6#+44,0+47, 7HVW#&LUFXLW#7 =#7<3,&$/#&+$5$&7(5,67,&6#+9,/#+:, CL RN5RKxx1A/xx1B/xx2A TYPICAL CHARACTERISTICS * RN5RKxx xx1A/B xx Output Voltage vs. Output Current (Topt=25C) RN5RK301A RN5RK301A L=100H 3.0 2.0V 2.5 1.0V 1.3V 2.0 VIN=0.9V 1.5 1.5V 1.0 0.5 L=220H 3.5 Output Voltage VOUT(V) Output Voltage VOUT(V) 3.5 0.0 3.0 2.5 1.0V 1.5V VIN=0.9V 1.3V 1.5 1.0 0.5 20 40 60 80 100 120 140 160 0 20 40 Output Current IOUT(mA) 3.0 2.0V 1.3V 1.5V VIN=1.0V 100 120 140 160 1.5 1.0 0.5 L=220H 3.5 Output Voltage VOUT(V) 3.5 2.0 80 RN5RK301B L=100H 2.5 60 Output Current IOUT(mA) RN5RK301B Output Voltage VOUT(V) 2.0V 2.0 0.0 0 0.0 3.0 2.0 2.0V 1.5V 1.3V 2.5 VIN=1.0V 1.5 1.0 0.5 0.0 0 10 20 30 40 50 0 Output Current IOUT(mA) 10 30 40 50 RN5RK501A L=100H 6 3.0V 1.5V VIN=0.9V 3 2 1 0 Output Voltage VOUT(V) 2.0V L=220H 6 4.0V 5 4 20 Output Current IOUT(mA) RN5RK501A Output Voltage VOUT(V) 1) 4.0V 5 4 1.5V 2.0V 3.0V VIN=0.9V 3 2 1 0 0 50 100 150 Output Current IOUT(mA) 200 0 50 100 150 200 Output Current IOUT(mA) 11 RN5RKxx1A/xx1B/xx2A RN5RK501B RN5RK501B L=100H 4.0V 5 2.5V 4 3.0V 2.0V 3 VIN=1.5V 2 1 L=220H 6 Output Voltage VOUT(V) Output Voltage VOUT(V) 6 0 4.0V 5 2.5V VIN=1.5V 3 2 1 0 0 50 100 150 200 0 50 Output Current IOUT(mA) 2) 3.0V 2.0V 4 150 200 Output Current IOUT(mA) Efficiency vs. Output Current (Topt=25C) RN5RK301A RN5RK301A L=100H 100 90 80 70 2.0V 60 1.0V Efficiency (%) Efficiency (%) L=220H 100 90 80 70 60 1.5V 50 VIN=0.9V 50 VIN=0.9V 40 40 0 20 40 60 80 100 120 140 160 0 Output Current IOUT(mA) 60 80 100 120 140 160 RN5RK301B L=100H L=220H 100 90 90 Efficiency (%) Efficiency (%) 1.3V 40 Output Current IOUT(mA) RN5RK301B 100 20 2.0V 1.5V 1.0V 1.3V 80 2.0V 1.3V 1.5V VIN=1.0V 70 60 80 1.3V 1.5V 2.0V 70 VIN=1.0V 60 50 50 40 0 10 20 30 40 Output Current IOUT(mA) 12 100 50 0 10 20 30 40 Output Current IOUT(mA) 50 RN5RKxx1A/xx1B/xx2A RN5RK501A RN5RK501A L=100H 100 L=220H 100 90 90 2.0V 3.0V 70 1.5V VIN=0.9V 60 Efficiency (%) Efficiency (%) 4.0V 4.0V 80 80 70 3.0V 1.5V 60 VIN=0.9V 50 50 40 40 2.0V 0 50 100 150 200 0 50 Output Current IOUT(mA) 2.5V 3.0V 70 VIN=1.5V 60 90 Efficiency (%) 2.0V L=220H 100 4.0V 90 Efficiency (%) 200 RN5RK501B L=100H 100 50 80 2.0V 4.0V 2.5V 70 3.0V VIN=1.5V 60 50 40 40 0 50 100 150 200 0 50 Output Current IOUT(mA) 100 150 200 Output Current IOUT(mA) Ripple Voltage vs. Output Current (Topt=25C) RN5RK301A 140 RN5RK301A L=100 H 100 1.3V 2.0V 80 60 40 1.0V 20 VIN=0.9V Ripple Voltage Vr(mVp-p) 120 L=220H 160 1.5V Ripple Voltage Vr(mVp-p) 3) 150 Output Current IOUT(mA) RN5RK501B 80 100 140 120 100 1.5V 1.3V 80 2.0V 60 40 1.0V 20 VIN=0.9V 0 0 0 20 40 60 80 100 120 140 160 Output Current IOUT(mA) 0 20 40 60 80 100 120 140 160 Output Current IOUT(mA) 13 RN5RKxx1A/xx1B/xx2A RN5RK301B RN5RK301B L=100H 40 35 30 25 20 1.5V 15 1.3V 10 VIN=1.0V 5 L=220H 45 2.0V Ripple Voltage Vr(mVp-p) Ripple Voltage Vr(mVp-p) 45 0 40 2.0V 35 30 25 1.0V 1.3V 20 1.5V 15 10 5 0 0 10 20 30 40 50 0 Output Current IOUT(mA) 30 40 50 RN5RK501A L=100H 3.0V 100 4.0V 2.0V 50 1.5V L=220H 200 Ripple Voltage Vr(mVp-p) 200 Ripple Voltage Vr(mVp-p) 20 Output Current IOUT(mA) RN5RK501A 150 10 150 3.0V 2.0V 4.0V 100 50 1.5V VIN=0.9V VIN=0.9V 0 0 0 50 100 150 200 0 Output Current IOUT(mA) 50 100 150 200 Output Current IOUT(mA) RN5RK501B RN5RK501B L=100H 140 L=220H 140 100 4.0V 80 60 2.0V 40 2.5V 20 Ripple Voltage Vr(mVp-p) Ripple Voltage Vr(mVp-p) 3.0V 120 120 100 3.0V 80 4.0V 60 40 2.5V 20 VIN=1.5V VIN=1.5V 0 0 0 50 100 150 Output Current IOUT(mA) 14 200 0 50 100 150 Output Current IOUT(mA) 200 RN5RKxx1A/xx1B/xx2A 4) Start-up/Hold-on Voltage vs. Output Current (Topt=25C) RN5RK301A RN5RK501A L=100H 1.2 1.0 Vstart 0.8 0.6 0.4 Vhold 0.2 1.2 1.0 Vstart 0.8 0.6 Vhold 0.4 0.2 0.0 0.0 0 5 10 0 15 5 15 Output Current IOUT(mA) RN5RK301B RN5RK501B L=100H L=100H 2.0 1.8 Start-up/Hold-on Voltage Vstart/Vhold(V) 1.8 1.6 1.4 1.2 Vstart 1.0 0.8 0.6 Vhold 0.4 1.6 1.4 1.2 Vstart 1.0 0.8 0.6 Vhold 0.4 0.2 0.2 0.0 0.0 0 5 10 0 15 5 10 15 Output Current IOUT(mA) Output Current IOUT(mA) Output Voltage vs. Temperature RN5RK301A IOUT=0mA IOUT=10mA 3.00 2.95 IOUT=30mA VIN=3.0V,L=100H 5.10 Output Voltage VOUT(V) 3.05 RN5RK501A VIN=1.5V,L=100H 3.10 Output Voltage VOUT(V) 5) 10 Output Current IOUT(mA) 2.0 Start-up/Hold-on Voltage Vstart/Vhold(V) L=100H 1.4 Start-up/Hold-on Voltage Vstart/Vhold(V) Start-up/Hold-on Voltage Vstart/Vhold(V) 1.4 5.05 5.00 IOUT=30mA 4.95 IOUT=0mA IOUT=10mA 2.90 -50 -25 0 25 50 Temperature Topt( ) 75 100 4.90 -50 -25 0 25 50 75 100 Temperature Topt( ) 15 RN5RKxx1A/xx1B/xx2A 6) Start-up Voltage vs. Temperature RN5RK501A RN5RK501B L=100 H 0.8 0.6 0.4 0.2 0 -50 -25 0 25 50 75 L=100H 1 Start-up Voltage Vstart(V) Start-up Voltage Vstart(V) 1 0.8 0.6 0.4 0.2 0 -50 100 -25 Temperature Topt( ) 7) 50 75 100 Hold-on Voltage vs. Temperature RN5RK501B L=100H 0.8 0.6 0.4 0.2 0 -50 -25 0 25 50 75 L=100H 1 Hold-on Voltage Vhold(V) Hold-on Voltage Vhold(V) 1 0.8 0.6 0.4 0.2 0 -50 100 -25 Temperature Topt( ) 0 25 50 75 100 75 100 Temperature Topt( ) Lx Switching Current vs. Temperature RN5RK301A RN5RK501A 500 LxSwitching Current ILx(mA) LxSwitching Current ILx(mA) 500 400 300 200 100 0 -50 -25 0 25 50 Temperature Topt( ) 16 25 Temperature Topt( ) RN5RK501A 8) 0 75 100 400 300 200 100 0 -50 -25 0 25 50 Temperature Topt( ) RN5RKxx1A/xx1B/xx2A 9) Supply Current 1 vs. Temperature RN5RK301A RN5RK501A 80 Supply Current1 IDD1(A) Supply Current1 IDD1(A) 50 40 30 20 10 -50 -25 0 25 50 75 70 60 50 40 30 -50 100 -25 Temperature Topt( ) 10) Supply Current 2 vs. Temperature RN5RK301A 50 75 100 75 100 75 100 RN5RK301A 1 Supply Current3 Istandby(A) Supply Current2 IDD2(A) 25 11) Standby Current 3 vs. Temperature 5 4 3 2 1 0 -50 0 Temperature Topt( ) -25 0 25 50 75 0.8 0.6 0.4 0.2 0 -50 100 -25 Temperature Topt( ) 0 25 50 Temperature Topt( ) 12) Oscillator Duty Cycle vs. Temperature RN5RK301B Oscullator Duty Cycle Maxduty(%) Oscullator Duty Cycle Maxduty(%) RN5RK301A 85 80 75 70 -50 -25 0 25 50 Temperature Topt( ) 75 100 60 58 56 54 52 50 -50 -25 0 25 50 Temperature Topt( ) 17 RN5RKxx1A/xx1B/xx2A 13) CE "H" Input Voltage vs. Temperature 14) CE "L" Input Voltage vs. Temperature RN5RK301A RN5RK301A 1 CE L Input Voltage VCEL(V) CE H Input Voltage VCEH(V) 1 0.8 0.6 0.4 0.2 0 -50 -25 0 25 50 75 0.8 0.6 0.4 0.2 0 -50 100 -25 Temperature Topt( ) 15) Maximum Oscillator Frequency vs. Temperature 50 75 100 75 100 RN5RK301A 0.8 120 VLx Voltage Limit VLx(V) Maximum Oscillator Frequency fOSC(kHz) 25 16) VLX Voltage Limit vs. Temperature RN5RK301A 110 100 90 80 70 0.7 0.6 0.5 60 50 -50 0.4 -50 -25 0 25 50 Temperature Topt( ) 18 0 Temperature Topt( ) 75 100 -25 0 25 50 Temperature Topt( ) RN5RKxx1A/xx1B/xx2A * RN5RKxx xx2A xx 1) Output Voltage vs. Output Current (Topt=25C) RN5RK302A RN5RK502A L=27H 3.0 2.0V 2.5 2.0 1.5 1.0 1.5V VIN=0.9V 0.5 1.3V 1.0V L=27H 6.0 Output Voltage VOUT(V) Output Voltage VOUT(V) 3.5 5.0 2.0V 0 2.0 1.0 200 400 600 800 0 Output Current IOUT(mA) 200 400 600 800 Output Current IOUT(mA) Efficiency vs. Output Current (Topt=25C) RN5RK302A RN5RK502A L=27H 100 90 Efficiency (%) Efficiency (%) L=27H 100 90 80 2.0V 70 1.5V 60 1.3V 1.0V VIN=0.9V 50 80 3.0V 70 2.0V VIN=1.0V 60 1.5V 50 40 40 30 0 200 400 600 800 0 Output Current IOUT(mA) 200 400 600 800 Output Current IOUT(mA) Ripple Voltage vs. Output Current (Topt=25C) RN5RK302A RN5RK502A L=27H 250 1.3V 2.0V 2.0V 1.5V 200 1.0V 150 L=27H 300 Ripple Voltage Vr(mVp-p) Ripple Voltage Vr(mVp-p) 3) 1.5V VIN=1.0V 3.0 0.0 0 2) 3.0V 4.0 100 50 250 3.0V 1.5V 200 150 100 VIN=1.0V 50 VIN=0.9V 0 0 0 200 400 600 Output Current IOUT(mA) 800 0 200 400 600 800 Output Current IOUT(mA) 19 RN5RKxx1A/xx1B/xx2A 4) Start-up/Hold-on Voltage vs. Output Current (Topt=25C) RN5RK302A RN5RK502A L=27H 2.0 Start-up/Hold-on Voltage Vstart/Vhold(V) Start-up/Hold-on Voltage Vstart/Vhold(V) 1.8 1.6 1.4 1.2 Vstart 1.0 0.8 0.6 Vhold 0.4 0.2 0.0 0 50 100 150 200 2.4 2.2 2.0 1.8 1.6 1.4 Vstart,Vhold 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0 50 Output Current IOUT(mA) 5) 150 200 Output Voltage vs. Temperature 3.05 IOUT=0mA 3.00 2.95 IOUT=50mA 2.90 IOUT=100mA 2.85 2.80 -50 -25 0 25 50 75 VIN=3.0V,L=27H 5.10 Output Voltage VOUT(V) Output Voltage VOUT(V) RN5RK502A VIN=1.2V,L=27H 3.10 5.05 5.00 IOUT=100mA IOUT=50mA 4.95 4.90 -50 100 IOUT=0mA -25 0 25 50 75 100 75 100 Temperature Topt( ) Temperature Topt( ) EXT "H" Output Current vs. Temperature RN5RK502A 10 EXT H Output Current IEXTH(mA) EXT H Output Current IEXTH(mA) RN5RK302A 9 8 7 6 5 4 3 2 1 0 -50 -25 0 25 50 Temperature Topt( ) 20 100 Output Current IOUT(mA) RN5RK302A 6) L=27H 75 100 10 9 8 7 6 5 4 3 2 1 0 -50 -25 0 25 50 Temperature Topt( ) RN5RKxx1A/xx1B/xx2A 7) EXT "L" Output Current vs. Temperature RN5RK502A EXT L Output Current IEXTL(mA) EXT L Output Current IEXTL(mA) RN5RK302A 20 18 16 14 12 10 8 6 4 2 0 -50 -25 0 25 50 75 100 20 18 16 14 12 10 8 6 4 2 0 -50 -25 Temperature Topt( ) 8) 25 50 75 100 75 100 75 100 Supply Current 1 vs. Temperature RN5RK302A RN5RK502A 50 Supply Current1 IDD1(A) Supply Current1 IDD1(A) 50 40 30 20 10 0 -50 -25 0 25 50 75 40 30 20 10 0 -50 100 -25 Temperature Topt( ) 25 50 10) Standby Current vs. Temperature RN5RK302A RN5RK302A 1 Supply Current3 Istandby(A) 5 4 3 2 1 0 -50 0 Temperature Topt( ) Supply Current 2 vs. Temperature Supply Current2 IDD2(A) 9) 0 Temperature Topt( ) -25 0 25 50 Temperature Topt( ) 75 100 0.8 0.6 0.4 0.2 0 -50 -25 0 25 50 Temperature Topt( ) 21 RN5RKxx1A/xx1B/xx2A 11) Oscillator Duty Cycle vs. Temperature 12) Maximum Oscillator Frequency vs. Temperature RN5RK302A 120 Maximum Oscillator Frequency fOSC(kHz) Oscullator Duty Cycle Maxduty(%) RN5RK302A 85 80 75 70 -50 -25 0 25 50 75 110 100 90 80 70 60 50 -50 100 -25 Temperature Topt( ) 13) CE "H" Input Voltage vs. Temperature RN5RK302A 75 100 RN5RK302A CE L Input Voltage VCEL(V) CE H Input Voltage VCEH(V) 50 1 0.8 0.6 0.4 0.2 -25 0 25 50 Temperature Topt( ) 22 25 14) CE "L" Input Voltage vs. Temperature 1 0 -50 0 Temperature Topt( ) 75 100 0.8 0.6 0.4 0.2 0 -50 -25 0 25 50 Temperature Topt( ) 75 100