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EA-059-0006 LOW NOISE 150mA LDO REGULATOR 544451#6(5,(6 OUTLINE 7KH#544451#6HULHV#DUH#YROWDJH#UHJXODWRU#,&V#ZLWK#KLJK#RXWSXW#YROWDJH#DFFXUDF\/#H[WUHPHO\#ORZ#VXSSO\#FXUUHQW/#ORZ 210UHVLVWDQFH/#DQG#KLJK#ULSSOH#UHMHFWLRQ#E\#&026#SURFHVV1#(DFK#RI#WKHVH#YROWDJH#UHJXODWRU#,&V#FRQVLVWV#RI#D#YROWDJH UHIHUHQFH#XQLW/#DQ#HUURU#DPSOLILHU/#UHVLVWRUV/#D#FXUUHQW#OLPLW#FLUFXLW/#DQG#D#FKLS#HQDEOH#FLUFXLW1 7KHVH#,&V#SHUIRUP#ZLWK#ORZ#GURSRXW#YROWDJH#DQG#D#FKLS#HQDEOH#IXQFWLRQ1#7KH#OLQH#WUDQVLHQW#UHVSRQVH#DQG#ORDG#WUDQ0 VLHQW#UHVSRQVH#RI#WKH#544451#6HULHV#DUH#H[FHOOHQW/#WKXV#WKHVH#,&V#DUH#YHU\#VXLWDEOH#IRU#WKH#SRZHU#VXSSO\#IRU#KDQG0KHOG FRPPXQLFDWLRQ#HTXLSPHQW1 7KH#RXWSXW#YROWDJH#RI#WKHVH#,&V#LV#IL[HG#ZLWK#KLJK#DFFXUDF\1#6LQFH#WKH#SDFNDJH#IRU#WKHVH#,&V#DUH#62705608#+0LQL0 PROG,#SDFNDJH#/#KLJK#GHQVLW\#PRXQWLQJ#RI#WKH#,&V#RQ#ERDUGV#LV#SRVVLEOH1 FEATURES * 8OWUD0/RZ#6XSSO\#&XUUHQW 11111111111111111111111111111111111111111111111111 7<31#433$ * 6WDQGE\#0RGH#&XUUHQW11111111111111111111111111111111111111111111111111111111 7<31#314$ * /RZ#'URSRXW#9ROWDJH 1111111111111111111111111111111111111111111111111111111111 7<31#314<9#+,287 433P$#6139#2XWSXW#W\SH, * +LJK#5LSSOH#5HMHFWLRQ 111111111111111111111111111111111111111111111111111111111 7<31#;3G%+I 4N+], * /RZ#7HPSHUDWXUH0'ULIW#&RHIILFLHQW#RI#2XWSXW#9ROWDJH#7<31#"433SSP2& * ([FHOOHQW#/LQH#5HJXODWLRQ111111111111111111111111111111111111111111111111111 7<31#3138(29 * +LJK#2XWSXW#9ROWDJH#$FFXUDF\ 1111111111111111111111111111111111111111111 "513( * ([FHOOHQW#'\QDPLF#5HVSRQVH * 6PDOO#3DFNDJH# 111111111111111111111111111111111111111111111111111111111111111111111 62705608#+0LQL0PROG, * 2XWSXW#9ROWDJH111111111111111111111111111111111111111111111111111111111111111111111 6WHSZLVH#VHWWLQJ#ZLWK#D#VWHS#RI#3149#LQ#WKH#UDQJH#RI#4189#WR 8139#LV#SRVVLEOH * %XLOW0LQ#FKLS#HQDEOH#FLUFXLW#+5#W\SHV>#$=#DFWLYH#ORZ/#%=#DFWLYH#KLJK, * 3LQ0RXW1111111111111111111111111111111111111111111111111111111111111111111111111111111111 6LPLODU#WR#WKH#/35<;32/35<;8 * %XLOW0LQ#IROG0EDFN#SURWHFWLRQ#FLUFXLW111111111111111111111111111111111111 7<31#63P$#+&XUUHQW#DW#VKRUW#PRGH, * &HUDPLF#FDSDFLWRUV#UHFRPPHQGHG#WR#EH#XVHG#ZLWK#WKLV#,& APPLICATIONS * 3RZHU#VRXUFH#IRU#FHOOXODU#SKRQHV#VXFK#DV#*60/#&'0$#DQG#YDULRXV#NLQG#RI#3&6V1 * 3RZHU#VRXUFH#IRU#HOHFWULFDO#DSSOLDQFHV#VXFK#DV#FDPHUDV/#9&5V#DQG#FDPFRUGHUV1 * 3RZHU#VRXUFH#IRU#EDWWHU\0SRZHUHG#HTXLSPHQW1 1 R1112N BLOCK DIAGRAM R1112NXX1A 1 R1112NXX1B 5 1 VOUT VDD VOUT VDD Vref Vref Current Limit CE 5 3 GND 2 CE Current Limit 3 GND 2 SELECTION GUIDE 7KH#RXWSXW#YROWDJH/#WKH#DFWLYH#W\SH/#WKH#SDFNLQJ#W\SH/#DQG#WKH#WDSLQJ#W\SH#IRU#WKH#,&V#FDQ#EH#VHOHFWHG#DW#WKH#XVHU*V UHTXHVW1#7KH#VHOHFWLRQ#FDQ#EH#PDGH#E\#GHVLJQDWLQJ#WKH#SDUW#QXPEHU#DV#VKRZQ#EHORZ= 54445;;;4;0;; 3DUW#1XPEHU D E F G Code D E Contents 'HVLJQDWLRQ#RI#3DFNDJH#7\SH= 1=#62705608#+0LQL0PROG, 6HWWLQJ#2XWSXW#9ROWDJH#+9287,= 6WHSZLVH#VHWWLQJ#ZLWK#D#VWHS#RI#3149#LQ#WKH#UDQJH#RI#4189#WR#8139#LV#SRVVLEOH1 'HVLJQDWLRQ#RI#$FWLYH#7\SH= F $=#DFWLYH#ORZ#W\SH %=#DFWLYH#KLJK#W\SH G 2 'HVLJQDWLRQ#RI#7DSLQJ#7\SH= ([1#75/#7/#+UHIHU#WR#7DSLQJ#6SHFLILFDWLRQV>#75#W\SH#LV#WKH#VWDQGDUG#GLUHFWLRQ1, R1112N PIN CONFIGURATION SOT-23-5 5 4 VOUT NC (mark side) VDD GND CE 1 2 3 PIN DESCRIPTION Pin No. Symbol Description 4 9'' ,QSXW#3LQ 5 *1' *URXQG#3LQ 6 &( #RU#&( &KLS#(QDEOH#3LQ 7 1& 1R#&RQQHFWLRQ 8 9287 2XWSXW#SLQ 3 R1112N ABSOLUTE MAXIMUM RATINGS Symbol Item Rating Unit :13 9 9,1 ,QSXW#9ROWDJH 9&( ,QSXW#9ROWDJH+ &( #RU#&(#3LQ, 0316#a#9,1.316 9 9287 2XWSXW#9ROWDJH 0316#a#9,1.316 9 ,287 2XWSXW#&XUUHQW 533 P$ 3' 3RZHU#'LVVLSDWLRQ 583 P: 7RSW 2SHUDWLQJ#7HPSHUDWXUH#5DQJH 073#a#;8 & 7VWJ 6WRUDJH#7HPSHUDWXUH#5DQJH 088#a#458 & ELECTRICAL CHARACTERISTICS * R1112NXX1A Symbol 7RSW 58& Item 9287 2XWSXW#9ROWDJH ,287 2XWSXW#&XUUHQW 92872,287 /RDG#5HJXODWLRQ MIN. TYP. MAX. 9,1# #6HW#9287.49 9287 9287 4P$##,287##63P$ x31<; x4135 9,1#0#9287# #4139 Unit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onditions 2XWSXW#1RLVH %: 43+]#WR#433N+] G% 913 SSP "433 2& 63 8 9 P$ 43 0 418 9,1 9 3 3158 9 63 9UPV R1112N * R1112NXX1B Symbol 7RSW 58& Item 9287 2XWSXW#9ROWDJH ,287 2XWSXW#&XUUHQW 92872,287 /RDG#5HJXODWLRQ 9',) 'URSRXW#9ROWDJH ,66 6XSSO\#&XUUHQW ,VWDQGE\ 6XSSO\#&XUUHQW#+6WDQGE\, 928729,1 /LQH#5HJXODWLRQ 55 5LSSOH#5HMHFWLRQ 9,1 ,QSXW#9ROWDJH Conditions MIN. 9287 9287 4P$##,287##63P$ x31<; x4135 9,1#0#9287# #4139 9 9,1# #6HW#9287.49 P$ 45 4P$##,287##;3P$ 73 P9 5HIHU#WR#WKH#(/(&75,&$/#&+$5$&7(5,67,&6#E\#287387 92/7$*( 9,1# #6HW#9287.49 9,1# #6HW#9287.49 9&( *1' 6HW#9287.3189##9,1##;9 ,287# #63P$ I# #4N+]/#5LSSOH#3189S0S 433 4:3 $ 314 413 $ 3138 3153 (29 ;3 9,1# #6HW#9287.49 513 7HPSHUDWXUH#&RHIILFLHQW 073&##7RS#W##;8& ,OLP 6KRUW#&XUUHQW#/LPLW 9287# #39 53' &(#3XOO0GRZQ#5HVLVWDQFH 518 9&(+ &(#,QSXW#9ROWDJH#+ 9&(/ &(#,QSXW#9ROWDJH#/ 2XWSXW#1RLVH Unit 483 ,287# #63P$ HQ MAX. 9,1# #6HW#9287.49 2XWSXW#9ROWDJH 928727 TYP. G% 913 SSP "433 2& 63 P$ 43 0 418 9,1 9 3 3158 9 %: 43+]#WR#433N+] 8 9 63 9UPV * ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE 7RSW# #58& Dropout Voltage Output Voltage VDIF (V) VOUT (V) Condition TYP. MAX. 418##9287##419 3165 3188 41:##9287##41; 315; 317: 3158 3168 517##9287##51: 3153 315< 51;##9287##813 314< 3159 41<##9287##516 ,287# #433P$ 5 R1112N OPERATION R1112NXX1A 1 R1112NXX1B 5 1 VOUT VDD 5 VOUT VDD R1 R1 Vref CE Vref Current Limit 3 R2 GND 2 CE 3 Current Limit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xx1B Series 5 OUT VDD 1 IN IOUT VOUT R1112Nxx1B Series 2 GND GND 2.2F Fig.1 Standard test Circuit Fig.2 Supply Current Test Circuit CE CE 3 IN VDD 1 OUT ISS 2 2.2F 5 3 VOUT R1112Nxx1B Series 5 OUT IN VDD 1 VOUT R1112Nxx1B Series OUT 5 IOUT P.G 2 2 GND Fig.3 Ripple Rejection, Line Transient Response 2.2F GND I1 I2 Fig.4 Load Transient Response Test Circuit Test Circuit 7 R1112N TYPICAL APPLICATION CE CE IN VDD R1112NXX1A VOUT Series GND Cap. OUT IN Cap. VDD R1112Nxx1B VOUT Series Cap. +([WHUQDO#&RPSRQHQWV, 2XWSXW#&DSDFLWRU> &HUDPLF#515)+6HW#2XWSXW#9ROWDJH#LQ#WKH#UDQJH#IURP#518#WR#8139, &HUDPLF#71:)#+6HW#2XWSXW#9ROWDJH#LQ#WKH#UDQJH#IURP#418#WR#5189, ,QSXW#&DSDFLWRU> 8 &HUDPLF#515) GND OUT Cap. R1112N TYPICAL CHARACTERISTICS Output Voltage vs. Output Current R11x2N151B R11x2N201B 2.5 1.8 Output Voltage VOUT(V) Output Voltage VOUT(V) 1.6 1.4 VIN=2.0V VIN=2.5V VIN=3.5V 1.2 1 0.8 0.6 0.4 2 VIN=2.3V 1.5 VIN=2.5V VIN=3.0V VIN=4.0V 1 0.5 0.2 0 0 0 100 200 300 400 0 500 R11x2N301B 200 300 400 500 R11x2N401B 3.5 5 3 Output Voltage VOUT(V) Output Voltage VOUT(V) 100 Output Current IOUT(mA) Output Current IOUT(mA) 2.5 VIN=3.3V 2 VIN=3.5V VIN=4.0V 1.5 VIN=5.0V 1 4 VIN=4.3V 3 VIN=4.5V VIN=5.0V VIN=6.0V 2 1 0.5 0 0 0 100 200 300 400 500 0 100 200 300 400 500 Output Current IOUT(mA) Output Current IOUT(mA) R11x2N501B 6 Output Voltage VOUT(V) 1) 5 4 VIN=5.3V VIN=5.5V 3 VIN=6.0V VIN=7.0V 2 1 0 0 100 200 300 400 500 Output Current IOUT(mA) 9 R1112N 2) Output Voltage vs. Input Voltage R11x2N201B 2.100 1.500 2.000 Output Voltage VOUT(V) Output Voltage VOUT(V) R11x2N151B 1.600 1.400 1.300 1.200 IOUT=1mA IOUT=30mA IOUT=50mA 1.100 1.000 1.900 1.800 1.700 IOUT=1mA IOUT=30mA IOUT=50mA 1.600 1.500 1 2 3 4 5 6 7 1 2 3 Input Voltage VIN(V) R11x2N301B 3.000 Output Voltage VOUT(V) Output Voltage VOUT(V) 6 7 4.500 2.900 2.800 2.700 IOUT=1mA IOUT=30mA IOUT=50mA 2.600 2.500 4.000 3.500 3.000 IOUT=1mA IOUT=30mA IOUT=50mA 2.500 2 3 4 5 6 7 Input Voltage VIN(V) R11x2N501B 5.000 4.500 4.000 3.500 IOUT=1mA IOUT=30mA IOUT=50mA 3.000 2.500 2 3 4 5 Input Voltage VIN(V) 2 3 4 5 Input Voltage VIN(V) 5.500 Output Voltage VOUT(V) 5 R11x2N401B 3.100 10 4 Input Voltage VIN(V) 6 7 6 7 R1112N Dropout Voltage vs. Output Current R11x2N151B R11x2N201B 0.600 0.500 Topt=-40C Topt=25C Topt=85C 0.400 Dropout Voltage VDIF(V) Dropout Voltage VDIF(V) 0.600 0.300 0.200 0.100 0.000 0.500 Topt=-40C Topt=25C Topt=85C 0.400 0.300 0.200 0.100 0.000 0 50 100 150 0 Output Current IOUT(mA) R11x2N301B 100 150 R11x2N401B 0.600 0.500 Topt=-40C Topt=25C Topt=85C 0.400 Dropout Voltage VDIF(V) Dropout Voltage VDIF(V) 50 Output Current IOUT(mA) 0.600 0.300 0.200 0.100 0.000 0.500 Topt=-40C Topt=25C Topt=85C 0.400 0.300 0.200 0.100 0.000 0 50 100 150 Output Current IOUT(mA) 0 50 100 150 Output Current IOUT(mA) R11x2N501B 0.600 Dropout Voltage VDIF(V) 3) 0.500 Topt=-40C Topt=25C Topt=85C 0.400 0.300 0.200 0.100 0.000 0 50 100 150 Output Current IOUT(mA) 11 R1112N 4) Output Voltage vs. Temperature R11x2N151A/B R11x2N201B VIN=2.5V CIN=1F COUT=2.2F IOUT=30mA VIN=3.0V CIN=1F COUT=2.2F IOUT=30mA 1.53 2.10 Output VoltageVOUT(V) Output VoltageVOUT(V) 2.08 1.52 1.51 1.50 1.49 1.48 2.06 2.04 2.02 2.00 1.98 1.96 1.94 1.92 1.47 1.90 -50 -25 0 25 50 Temperature Topt (C) 75 100 -50 R11x2N301A/B 100 4.08 4.06 3.04 Output VoltageVOUT(V) Output VoltageVOUT(V) 75 VIN=5.0V CIN=1F COUT=2.2F IOUT=30mA 3.06 3.02 3.00 2.98 2.96 4.04 4.02 4.00 3.98 3.96 3.94 3.92 2.94 -50 -25 0 25 50 Temperature Topt (C) 75 100 R11x2N501A/B VIN=6.0V CIN=1F COUT=2.2F IOUT=30mA 5.10 5.08 Output VoltageVOUT(V) 0 25 50 Temperature Topt (C) R11x2N401A/B VIN=4.0V CIN=1F COUT=2.2F IOUT=30mA 5.06 5.04 5.02 5.00 4.98 4.96 4.94 4.92 4.90 -50 12 -25 -25 0 25 50 Temperature Topt (C) 75 100 -50 -25 0 25 50 Temperature Topt (C) 75 100 R1112N Supply Current vs. Input Voltage R11x2N151B R11x2N201B 120 Supply Current ISS (A) Supply Current ISS (A) 120 100 80 60 40 100 80 60 40 20 20 0 0 1 2 3 4 5 Input Voltage VIN (V) 6 1 7 2 R11x2N301B 6 7 6 7 120 Supply Current ISS (A) Supply Current ISS (A) 3 4 5 Input Voltage VIN (V) R11x2N401B 120 100 80 60 40 20 100 80 60 40 20 0 0 1 2 3 4 5 Input Voltage VIN (V) 6 7 6 7 1 2 3 4 5 Input Voltage VIN (V) R11x2N501B 120 Supply Current ISS (A) 5) 100 80 60 40 20 0 1 2 3 4 5 Input Voltage VIN (V) 13 R1112N 6) Supply Current vs. Temperature R11x2N151A/B 150 100 50 0 -50 -25 0 25 50 75 Temperature Topt (C) VIN=3.0V CIN=1F COUT=2.2F 200 Supply Current ISS (A) 200 Supply Current ISS (A) R11x2N201A/B VIN=2.5V CIN=1F COUT=2.2F 150 100 50 0 -50 100 -25 R11x2N301A/B 100 50 -25 0 25 50 75 Temperature Topt (C) 100 R11x2N501A/B VIN=6.0V CIN=1F COUT=2.2F Supply Current ISS (A) 200 150 100 50 0 -50 14 -25 0 25 50 75 Temperature Topt (C) 100 VIN=5.0V CIN=1F COUT=2.2F 200 Supply Current ISS (A) Supply Current ISS (A) 150 0 -50 100 R11x2N401A/B VIN=4.0V CIN=1F COUT=2.2F 200 0 25 50 75 Temperature Topt (C) 150 100 50 0 -50 -25 0 25 50 75 Temperature Topt (C) 100 R1112N Ripple Rejection vs. Frequency R11x2N151A/B R11x2N201A/B VIN=2.5V+0.5Vp-p COUT=2.2F IOUT=30mA 80.00 70.00 60.00 50.00 40.00 30.00 20.00 10.00 0.00 0.1 90.00 Ripple Rejection RR (dB) Ripple Rejection RR (dB) 90.00 1 10 Frequency Freq (kHz) 70.00 60.00 50.00 40.00 30.00 20.00 10.00 0.00 0.1 100 80.00 70.00 60.00 50.00 40.00 30.00 20.00 10.00 0.00 0.1 1 10 Frequency Freq (kHz) 1 10 Frequency Freq (kHz) 100 R11x2N401A/B VIN=4.0V+0.5Vp-p COUT=2.2F IOUT=30mA 90.00 Ripple Rejection RR (dB) Ripple Rejection RR (dB) 90.00 VIN=3.0V+0.5Vp-p COUT=2.2F IOUT=30mA 80.00 R11x2N301A/B 100 VIN=5.0V+0.5Vp-p COUT=2.2F IOUT=30mA 80.00 70.00 60.00 50.00 40.00 30.00 20.00 10.00 0.00 0.1 1 10 Frequency Freq (kHz) 100 R11x2N501A/B 90.00 Ripple Rejection RR (dB) 7) VIN=6.0V+0.5Vp-p COUT=2.2F IOUT=30mA 80.00 70.00 60.00 50.00 40.00 30.00 20.00 10.00 0.00 0.1 1 10 Frequency Freq (kHz) 100 15 R1112N 8) Ripple Rejection vs. Input Voltage (DC bias) R11x2N301B 80.00 70.00 60.00 50.00 40.00 30.00 f=400Hz f=1kHz f=10kHz 20.00 10.00 0.00 3.10 3.20 3.30 3.40 Input Voltage VIN (v) 90.00 Ripple Rejection RR (dB) 90.00 Ripple Rejection RR (dB) R11x2N301B COUT=Ceramic 2.2F IOUT=1mA 3.50 COUT=Ceramic 2.2F IOUT=10mA 80.00 70.00 60.00 50.00 40.00 30.00 20.00 10.00 0.00 3.10 f=400Hz f=1kHz f=10kHz 3.20 3.30 3.40 Input Voltage VIN (v) 3.50 R11x2N301B COUT=Ceramic 2.2F IOUT=50mA Ripple Rejection RR (dB) 90.00 80.00 70.00 60.00 50.00 40.00 30.00 f=400Hz f=1kHz f=10kHz 20.00 10.00 0.00 3.10 9) 3.20 3.30 3.40 Input Voltage VIN (v) 3.50 Input Transient Response 7RSW 58& R11X2N151B Tek Run : 2.50MS/s Average [ T ] VIN 1 2 9,1 51896189 VOUT ,287 63P$ &,1 QRQH Ch1 Ch1 16 1.00V Ch2 20.0mV M20.0s Ch1 3.02V 24 Jan 2000 08:50:58 &287 515) WU2WI 8V R1112N 7RSW 58& R11X2N201B Tek Run : 2.50MS/s Average [ T ] VIN 1 2 9,1 61397139 VOUT ,287 63P$ &,1 QRQH Ch1 1.00V Ch2 20.0mV M20.0s Ch1 3.52V 24 Jan 2000 08:42:51 &287 515) WU2WI 8V 7RSW 58& R11X2N301B Tek Run : 2.50MS/s Average [ T ] VIN 1 2 9,1 71398139 VOUT ,287 63P$ &,1 QRQH Ch1 1.00V Ch2 20.0mV M20.0s Ch1 4.48V 24 Jan 2000 08:35:01 &287 515) WU2WI 8V 7RSW 58& R11X2N401B Tek Run : 2.50MS/s Average [ T ] VIN 1 2 9,1 81399139 VOUT ,287 63P$ &,1 QRQH &287 515) Ch1 1.00V Ch2 20.0mV M20.0s Ch1 5.52V 24 Jan 2000 08:26:04 WU2WI 8V 17 R1112N 7RSW 58& R11X2N501B Tek Run : 2.50MS/s Average [ T ] VIN 1 2 9,1 9139:139 VOUT ,287 63P$ &,1 QRQH Ch1 1.00V Ch2 20.0mV M20.0s Ch1 6.50V 24 Jan 2000 08:19:23 &287 515) WU2WI 8V 10) Load Transient Response 7RSW 58& R11X2N151B Tek Run : 2.50MS/s Average [ T 1 ] IOUT ,287 83P$433P$ VOUT 2 9,1 5189 &,1 515) Ch1 500mV Ch2 50.0mV M20.0s Ch1 -10mV 24 Jan 2000 15:02:01 &287 515) WU2WI 8V 7RSW 58& R11X2N201B Tek Run : 2.50MS/s Average [ T 1 ] IOUT ,287 83P$433P$ VOUT 2 9,1 6139 &,1 515) Ch1 500mV 18 Ch2 50.0mV M20.0s Ch1 -10mV 24 Jan 2000 14:55:44 &287 515) WU2WI 8V R1112N 7RSW 58& R11X2N301B Tek Run : 2.50MS/s Average [ T 1 ] IOUT ,287 83P$433P$ VOUT 2 9,1 7139 &,1 515) Ch1 500mV Ch2 50.0mV M20.0s Ch1 -10mV 24 Jan 2000 14:47:54 &287 515) WU2WI 8V 7RSW 58& R11X2N401B Tek Run : 2.50MS/s Average [ T 1 ] IOUT ,287 83P$433P$ VOUT 2 9,1 8139 &,1 515) Ch1 500mV Ch2 50.0mV M20.0s Ch1 -10mV 24 Jan 2000 14:41:23 &287 515) WU2WI 8V 7RSW 58& R11X2N501B Tek Run : 2.50MS/s Average [ T 1 ] IOUT ,287 83P$433P$ VOUT 2 9,1 9139 &,1 515) &287 515) Ch1 500mV Ch2 50.0mV M20.0s Ch1 -20mV 24 Jan 2000 14:32:55 WU2WI 8V 19 R1112N TECHNICAL NOTES :KHQ#XVLQJ#WKHVH#,&V/#FRQVLGHU#WKH#IROORZLQJ#SRLQWV= ,Q#WKHVH#,&V/#SKDVH#FRPSHQVDWLRQ#LV#PDGH#IRU#VHFXULQJ#VWDEOH#RSHUDWLRQ#HYHQ#LI#WKH#ORDG#FXUUHQW#LV#YDULHG1#)RU#WKLV SXUSRVH/#EH#VXUH#WR#XVH#D#FDSDFLWRU#&287#ZLWK#JRRG#IUHTXHQF\#FKDUDFWHULVWLFV#DQG#(65#+(TXLYDOHQW#6HULHV#5HVLVWDQFH, RI#ZKLFK#LV#LQ#WKH#UDQJH#GHVFULEHG#DV#IROORZV= 3 CE VOUT1 5 R1112NXX1B VIN Ceramic Cap. 1 VIN GND Ceramic Cap. S.A ESR 2 Spectrum Analyzer IOUT Measuring Circuit for white noise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mA) 120 150 0 30 90 60 IOUT (mA) 120 150 R11X2N301B R11X2N301B COUT=2.2F,CIN=2.2F COUT=4.7F,CIN=2.2F 100 100 10 10 ESR () ESR () R1112N 1 0.1 1 0.1 0.01 0.01 0 30 90 60 IOUT (mA) 120 150 0 30 90 60 IOUT (mA) 120 150 * 0DNH#9''#DQG#*1'#OLQH#VXIILFLHQW1#:KHQ#WKH#LPSHGDQFH#RI#WKHVH#LV#KLJK/#WKH#QRLVH#PLJKW#EH#SLFNHG#XS#RU#QRW#ZRUN FRUUHFWO\1 * &RQQHFW#WKH#FDSDFLWRU#ZLWK#D#FDSDFLWDQFH#RI#515)#RU#PRUH#EHWZHHQ#9''#DQG#*1'#DV#FORVH#DV#SRVVLEOH1 * 6HW#H[WHUQDO#FRPSRQHQWV/#HVSHFLDOO\#2XWSXW#&DSDFLWRU/#DV#FORVH#DV#SRVVLEOH#WR#WKH#,&V#DQG#PDNH#ZLULQJ#VKRUWHVW1 21