4 RUN R7 100k JP1 RUN C5 0.1F 7 LBI C3 10pF LBO SW GND VOUT (VFB*) LBO LBI GND THIS NETWORK IS PRESENT IN BOARD A ONLY R5 1 + 2 C4 100F 6.3V L1 100H R4 VOUT 3.3V 300mA RUN VIN SENSE SW MS8 PACKAGE 8-LEAD PLASTIC MSOP *ADJUSTABLE OUTPUT VERSION LTC1474CMS8 LTC1474CMS8-3.3 LTC1474CMS8-5 5 D1 MBR0530 4 8 7 6 5 1 2 3 4 *3.3V AT NO LOAD LBO DM143 F01 Figure 1. LTC1474 Demo Board Schematic TOP VIEW VIN 4V* TO 18V C1 4.7F 35V + R6 0 R1 0.25 C2 1000pF 6 R3 3.01M VIN SENSE VFB 8 SHDN RUN R7 100k ON GND SW THIS NETWORK IS PRESENT IN BOARD D ONLY VOUT (VFB*) LBO LBI/OFF GND R5 1 LTC1475 3 2 LBI/OFF LBO LBI R2 1M 7 C5 0.1F C3 10pF + R4 L1 100H C4 100F 6.3V VOUT 3.3V 300mA 8 7 6 5 ON VIN SENSE SW MS8 PACKAGE 8-LEAD PLASTIC MSOP *ADJUSTABLE OUTPUT VERSION 5 4 LTC1475CMS8 LTC1475CMS8-3.3 LTC1475CMS8-5 D1 MBR0530 LBO *3.3V AT NO LOAD DM143 F02 Figure 2. LTC1475 Demo Board Schematic 2 1 2 3 4 DEMO MANUAL DC143 PARTS LIST REFERENCE DESIGNATOR QUANTITY PART NUMBER DESCRIPTION VENDOR C1 1 TPSC475M035 4.7F 35V 20% Ta
S8-1.25 LTC1426CMS8 LT1351CMS8 LT1307CMS8 LTC1536CMS8 LTC1474CMS8 LTC1440CMS8 LTC1440IMS8 LTC1317CMS8 LTC1482CMS8 LTC1482IMS8 LTC1316CMS8 LTC1540CMS8 LTC1258CMS8-2.5 LTC1522CMS8 LTC1623CMS8 LTC1659CMS8 LT1636CMS8 LTC1199LCMS8 LTC1475CMS8-3.3 LTC1475CMS8-5 LTC1474CMS8-3.3 LTC1474CMS8-5 LT1671CMS8 LTC1671MS8 LT1634BCMS8-1.25 LTC1658CMS8 LT1638CMS8 LTC1474IMS8 LTC1690CMS8 LTC1622CMS8 LTC1622IMS8 LT1634ACMS8-2.5 LTC1542CMS8 LT1634BCMS8-2.5 LT1634ACMS8-4.096 LT1634BCMS8-4.096 LT1634ACMS8-5 LT1634BCMS8-5 LT1317BCMS8 LT1121CMS8-3.3 LT1389BCMS8-1.25 LT1389BCMS8-2.5 LT1389BCMS8-4.096 LT1389BCMS8-5 LT1720CMS8 LT1610CMS8 LT1521CMS8-3.3 LTC1661CMS8 2-76 LTDW LTDX LTDY LTDZ LTEA LTEB LTEC LTEG LTEH LTEJ LTEK LTEL LTEM LTEN LTEQ LTER LTEU LTEZ LTFA LTFB LTFC LTFD LTFE LTFF LTFG LTFH LTFJ LTFL LTFM LTFN LTFP LTFQ LTFR LTFS LTFT LTFU LTFV LTFW LTFX LTFY LTFZ LTGA LTGB LTGR LTGS LTGT LTGU LTGV LTGW LTGX LTGY LTHB LTHL LTC1661IMS8 LTC1484CMS8 LT1396CMS8 LTC1710CMS8 LT1317BMS8 LTC1693-3CMS8 LTC1502CMS8-3.3 LTC1550L
5.00 1440.00 163 B Digi-Key Part No. LTC1458LCG-ND LTC1458LCSW-ND LTC1458LIG-ND B Data Book (Sold Sep.) -- 9285B-ND -- LTC1458LISW-ND -- LTC1470CS8-ND LTC1471CS-ND LTC1472CS-ND LTC1473CGN-ND 9257B-ND 9257B-ND 9257B-ND -- LTC1474CS8-ND LTC1474CMS8-ND -- -- LTC1474CMS8-3.3-ND -- LTC1474CMS8-5-ND LTC1474CS8-5-ND LTC1475CMS8-ND LTC1475CMS8-3.3-ND LTC1475CMS8-5-ND -- -- -- -- -- LTC1475CS8-ND -- LTC1475CS8-3.3-ND -- LTC1475CS8-5-ND LTC1477CS8-ND LTC1478CS-ND LTC1479CG-ND LTC1479IG-ND -- 9285B-ND 9285B-ND -- -- LTC1480CN8-ND LTC1480CS8-ND LTC1481CN8-ND LTC1481CS8-ND LTC1483CN8-ND LTC1483CS8-ND LTC1485CN8-ND LTC1485CS8-ND LTC1487CN8-ND 9257B-ND 9257B-ND 9257B-ND 9257B-ND 9257B-ND 9257B-ND 9210B-ND 9210B-ND 9257B-ND LTC1487CS8-ND 9257B-ND LTC1504CS8-ND -- LTC1504CS8-3.3-ND -- LTC1514CS8-3.3-ND -- LTC1514CS8-5-ND -- LTC1515CS8-ND -- LTC1515CS8-3.3/5-ND -- LTC1515CS8-3/5-ND -- LTC1516CS8-ND LTC1517CS5-5-ND LTC1518CS-ND 9285B-ND -- -- LTC1519CS-ND -- LTC1522CMS8-ND -- LTC1522CS8-ND -- LTC1536CMS8-ND -- LTC1
7 VIN LBI/OFF 3 6 SENSE GND 4 5 SW S8 PACKAGE 8-LEAD PLASTIC SO TJMAX = 125C, JA = 150C/ W TJMAX = 125C, JA = 150C/ W TJMAX = 125C, JA = 110C/ W TJMAX = 125C, JA = 110C/ W ORDER PART NUMBER ORDER PART NUMBER ORDER PART NUMBER ORDER PART NUMBER LTC1474CMS8 LTC1474CMS8-3.3 LTC1474CMS8-5 LTC1475CMS8 LTC1475CMS8-3.3 LTC1475CMS8-5 LTC1474CS8 LTC1474IS8 LTC1474CS8-3.3 LTC1474CS8-5 LTC1474IS8-3.3 LTC1474IS8-5 LTC1475CS8 LTC1475IS8 LTC1475CS8-3.3 LTC1475CS8-5 MS8 PART MARKING MS8 PART MARKING S8 PART MARKING S8 PART MARKING 1474 1474I 147433 14745 474I33 1474I5 1475 1475I 147533 14755 LTBW LTCR LTCS Consult factory for Military grade parts. 2 LTBK LTCP LTCQ LTC1474/LTC1475 ELECTRICAL CHARACTERISTICS TA = 25C, VIN = 10V, VRUN = open, RSENSE = 0, unless otherwise noted. SYMBOL PARAMETER CONDITIONS VFB Feedback Voltage LTC1474/LTC1475 ILOAD = 50mA VOUT Regulated Output Voltage LTC1474-3.3/LTC1475-3.3 LTC1474-5/LTC1475-5 ILOAD = 50mA MIN TYP MAX UNITS 1.205 1.230 1.255 V 3.234 4.900 3.300 5.000 3.366 5.100 V
S8-1.25 LTC1426CMS8 LT1351CMS8 LT1307CMS8 LTC1536CMS8 LTC1474CMS8 LTC1440CMS8 LTC1440IMS8 LTC1317CMS8 LTC1482CMS8 LTC1482IMS8 LTC1316CMS8 LTC1540CMS8 LTC1258CMS8-2.5 LTC1522CMS8 LTC1623CMS8 LTC1659CMS8 LT1636CMS8 LTC1199LCMS8 LTC1475CMS8-3.3 LTC1475CMS8-5 LTC1474CMS8-3.3 LTC1474CMS8-5 LT1671CMS8 LTC1671MS8 LT1634BCMS8-1.25 LTC1658CMS8 LT1638CMS8 LTC1474IMS8 LTC1690CMS8 LTC1622CMS8 LTC1622IMS8 LT1634ACMS8-2.5 LTC1542CMS8 LT1634BCMS8-2.5 LT1634ACMS8-4.096 LT1634BCMS8-4.096 LT1634ACMS8-5 LT1634BCMS8-5 LT1317BCMS8 LT1121CMS8-3.3 LT1389BCMS8-1.25 LT1389BCMS8-2.5 LT1389BCMS8-4.096 13-48 LTDR LTDS LTDT LTDU LTDV LTDW LTDX LTDY LTDZ LTEA LTEB LTEC LTEG LTEH LTEJ LTEK LTEL LTEM LTEN LTEQ LTER LTEU LTEZ LTFA LTFB LTFC LTFD LTFE LTFF LTFG LTFH LTFJ LTFL LTFM LTFN LTFP LTFQ LTFR LTFS LTFT LTFU LTFV LTFW LTFX LTFY LTFZ LTGA LTGR LTGS LTGT LTGU LTGV LTGW LTGX LTGY LTHB LTHL LT1389BCMS8-5 LT1720CMS8 LT1610CMS8 LT1521CMS8-3.3 LTC1661CMS8 LTC1661IMS8 LTC1484CMS8 LT1396CMS8 LTC1710CMS8 LT1317BMS8 LTC1693-3CMS8 LTC
LTCVB LTCVB LTCVB LTCVD LTCVD LTCVF LTCVF LTCVH LTCVH LTCVJ LTCVK LTCVK LTCVM LTCVM LTCVN LTCVN LTCVP LTCVP LTCVQ LTCVQ LTCVQ LTCVS LTCVS LTCVW LTCVX LTCVX LTCVY LTCVY LTCW LTCWB LTCWB LTCWF LTCWF LTCWF LTCWJ LTCWJ LTCWK LTC6652BCMS8-2.5 LTC6652BHMS8-2.5 LTC1474CMS8-3.3 LT1807HMS8 LTC6240CS5 LTC6240HS5 LTC6240IS5 LTC6240HVCS5 LTC6240HVHS5 LTC6240HVIS5 LTC2852CMS LTC2852HMS LTC2852IMS LTC3407AEMSE LTC3407AIMSE LTC1474CMS8-5 LTC3873ETS8 LTC3873ETS8-5 LTC3873ITS8-5 LT1671CMS8 LTC6406CMS8E LTC6406IMS8E LT6105CMS8 LT6105HMS8 LT6105IMS8 LTC4442EMS8E LTC4442IMS8E LTC4442HMS8E LT3480EMSE LT3480IMSE LT3480HMSE LTC1871EMS-1 LTC1871IMS-1 LTC6087CMS8 LTC6087HMS8 LT1671IMS8 LT1634BCMS8-1.25 LTC6102HVCMS8 LTC6102HVHMS8 LTC6102HVIMS8 LTC2355CMSE LTC2355IMSE LTC2356CMSE-14 LTC2356IMSE-14 LTC6652AHMS8-1.25 LTC6652BHMS8-1.25 LTC6652AHMS8-2.048 LTC6652AHMS8-3 LTC6652BHMS8-3 LTC6652AHMS8-3.3 LTC6652BHMS8-3.3 LTC6652AHMS8-4.096 LTC6652BHMS8-4.096 LTC6652AHMS8-5 LTC6652BHMS8-5 LTC2915CTS8-1 LTC2915HTS8-1 LTC2915ITS8-
S8-1.25 LTC1426CMS8 LT1351CMS8 LT1307CMS8 LTC1536CMS8 LTC1474CMS8 LTC1440CMS8 LTC1440IMS8 LTC1317CMS8 LTC1482CMS8 LTC1482IMS8 LTC1316CMS8 LTC1540CMS8 LTC1258CMS8-2.5 LTC1522CMS8 LTC1623CMS8 LTC1659CMS8 LT1636CMS8 LTC1199LCMS8 LTC1475CMS8-3.3 LTC1475CMS8-5 LTC1474CMS8-3.3 LTC1474CMS8-5 LT1671CMS8 LTC1671MS8 LT1634BCMS8-1.25 LTC1658CMS8 LT1638CMS8 LTC1474IMS8 LTC1690CMS8 LTC1622CMS8 LTC1622IMS8 LT1634ACMS8-2.5 LTC1542CMS8 LT1634BCMS8-2.5 LT1634ACMS8-4.096 LT1634BCMS8-4.096 LT1634ACMS8-5 LT1634BCMS8-5 LT1317BCMS8 LT1121CMS8-3.3 LT1389BCMS8-1.25 LT1389BCMS8-2.5 LT1389BCMS8-4.096 13-48 LTDR LTDS LTDT LTDU LTDV LTDW LTDX LTDY LTDZ LTEA LTEB LTEC LTEG LTEH LTEJ LTEK LTEL LTEM LTEN LTEQ LTER LTEU LTEZ LTFA LTFB LTFC LTFD LTFE LTFF LTFG LTFH LTFJ LTFL LTFM LTFN LTFP LTFQ LTFR LTFS LTFT LTFU LTFV LTFW LTFX LTFY LTFZ LTGA LTGR LTGS LTGT LTGU LTGV LTGW LTGX LTGY LTHB LTHL LT1389BCMS8-5 LT1720CMS8 LT1610CMS8 LT1521CMS8-3.3 LTC1661CMS8 LTC1661IMS8 LTC1484CMS8 LT1396CMS8 LTC1710CMS8 LT1317BMS8 LTC1693-3CMS8 LTC
TCVD LTCVF LTCVF LTCVH LTCVH LTCVJ LTCVK LTCVK LTC4416EMS-1 LTC4416IMS-1 LTC1475CMS8-5 LTC2850CMS8 LTC2850HMS8 LTC2850IMS8 LTC4080EMSE LTC3419EMS LTC2917CMS-B1 LTC2917HMS-B1 LTC2917IMS-B1 LTC6652ACMS8-2.5 LTC6652AHMS8-2.5 LTC6652BCMS8-2.5 LTC6652BHMS8-2.5 LTC1474CMS8-3.3 LT6653AHS6-1.25 LT6653BHS6-1.25 LT6653AHS6-2.048 LT6653BHS6-2.048 LT6653AHS6-2.5 LT6653BHS6-2.5 LT6653AHS6-3 LT6653BHS6-3 LT6653AHS6-3.3 LT6653BHS6-3.3 LT6653AHS6-4.096 LT6653BHS6-4.096 LT6653AHS6-5 LT6653BHS6-5 LT1807HMS8 LTC6240CS5 LTC6240HS5 LTC6240IS5 LTC6240HVCS5 LTC6240HVHS5 LTC6240HVIS5 LTC2852CMS LTC2852HMS LTC2852IMS LTC3407AEMSE LTC1474CMS8-5 LTC3873ETS8 LTC3873ETS8-5 LT1671CMS8 LTC6406CMS8E LTC6406IMS8E LT6105CMS8 LT6105HMS8 LT6105IMS8 LTC4442EMS8E LTC4442IMS8E LTC4442HMS8E LT3480EMSE LT3480IMSE LT3480HMSE LTC1871EMS-1 LTC1871IMS-1 LTC6087CMS8 LTC6087HMS8 LT1671IMS8 LT1634BCMS8-1.25 LTC6102HVCMS8 LTC6102HVHMS8 LTC6102HVIMS8 LTC2355CMSE LTC2355IMSE LTC2356CMSE-14 LTC2356IMSE-14 LTC6652AHMS8-1.25 LTC6652BHMS8-1.25 LTC665
4210-3IS6 LTC4210-4CS6 LTC4210-4IS6 LTC4416EMS-1 LTC4416IMS-1 LTC1475CMS8-5 LTC2850CMS8 LTC2850HMS8 LTC2850IMS8 LTC4080EMSE LTC3419EMS LTC3419IMS LTC2917CMS-B1 LTC2917HMS-B1 LTC2917IMS-B1 LTC6652ACMS8-2.5 LTC6652AHMS8-2.5 LTC6652BCMS8-2.5 LTC6652BHMS8-2.5 LTC1474CMS8-3.3 LT1807HMS8 LTC6240CS5 LTC6240HS5 LTC6240IS5 LTC6240HVCS5 LTC6240HVHS5 LTC6240HVIS5 LTC2852CMS LTC2852HMS LTC2852IMS LTC3407AEMSE LTC3407AIMSE LTC1474CMS8-5 LTC3873ETS8 LTC3873ETS8-5 LTC3873ITS8-5 LT1671CMS8 LTC6406CMS8E LTC6406IMS8E LT6105CMS8 LT6105HMS8 LT6105IMS8 LTC4442EMS8E LTC4442IMS8E LTC4442HMS8E LT3480EMSE LT3480IMSE LT3480HMSE LTC1871EMS-1 LTC1871IMS-1 LTC6087CMS8 LTC6087HMS8 LT1671IMS8 LT1634BCMS8-1.25 tOP MaRKinGS (tOP MaRK tO PaRt nUMBeR ) LTC2640ACTS8-LZ12 LTC2640AHTS8-LZ12 LTC2640AITS8-LZ12 LTC2640CTS8-LZ12 LTC2640HTS8-LZ12 LTC2640ITS8-LZ12 LTC2640ACTS8-HM12 LTC2640AHTS8-HM12 LTC2640AITS8-HM12 LTC2640CTS8-HM12 LTC2640HTS8-HM12 LTC2640ITS8-HM12 LTC2640ACTS8-HZ12 LTC2640AHTS8-HZ12 LTC2640AITS8-HZ12 LTC2640CTS8-HZ12 LT
7 VIN LBI/OFF 3 6 SENSE GND 4 5 SW S8 PACKAGE 8-LEAD PLASTIC SO TJMAX = 125C, JA = 150C/ W TJMAX = 125C, JA = 150C/ W TJMAX = 125C, JA = 110C/ W TJMAX = 125C, JA = 110C/ W ORDER PART NUMBER ORDER PART NUMBER ORDER PART NUMBER ORDER PART NUMBER LTC1474CMS8 LTC1474CMS8-3.3 LTC1474CMS8-5 LTC1475CMS8 LTC1475CMS8-3.3 LTC1475CMS8-5 LTC1474CS8 LTC1474IS8 LTC1474CS8-3.3 LTC1474CS8-5 LTC1474IS8-3.3 LTC1474IS8-5 LTC1475CS8 LTC1475IS8 LTC1475CS8-3.3 LTC1475CS8-5 MS8 PART MARKING MS8 PART MARKING S8 PART MARKING S8 PART MARKING 1474 1474I 14743 14745 14743I 14745I 1475 1475I 14753 14755 LTBW LTCR LTCS Consult factory for Military grade parts. 2 LTBK LTCP LTCQ LTC1474/LTC1475 ELECTRICAL CHARACTERISTICS TA = 25C, VIN = 10V, VRUN = open, RSENSE = 0, unless otherwise noted. SYMBOL PARAMETER CONDITIONS VFB Feedback Voltage LTC1474/LTC1475 ILOAD = 50mA VOUT Regulated Output Voltage LTC1474-3.3/LTC1475-3.3 LTC1474-5/LTC1475-5 ILOAD = 50mA MIN TYP MAX UNITS 1.205 1.230 1.255 V 3.234 4.900 3.300 5.000 3.366 5.100 V V
STIC MSOP $8 PACKAGE $8 PACKAGE 8-LEAD PLASTIC $0 i 8-LEAD PLASTIC SO Tymay = 125C, Byg = 150-0 W | Tyaag = 125C. yy = 150S! W Tyneay 2 125C Ayn = 190C W Tomax = 125C, 04 = 110-CW ORDER PART NUMBER ORDER PART NUMBER | ORDER PART NUMBER : ORDER PART NUMBER LTC1474CMS8-3.3 LTC1475CMS8-3.3 LTC1474CS8-3.3 LTC1475CS8-3.3 LTC1474CMS8-5 LTC1475CMS8-5 LTC1474CS8-5 LTC1475CS8-5 | LTG1474188-3.3 LTC14741S8-5 MS8 PART MARKING MS8 PART MARKING | S8 PART MARKING 2 58 PART MARKING LTCR LTCP | 44743 147431 | 14753 LTCS LTCQ | 14745 147451 | 14755 Lo _ | __ Ce Consult factory for Military grade parts. ELECTRICAL CHARACT ERISTICS Ty = 25C, Vij = 10V, Vaun = open, Reense = 0, unless otherwise noted. SYMBOL | PARAMETER CONDITIONS ; [MIN TYP MAX | _ UNITS Vour Regulated Output Voltage lejap = 50mA LTC1474-3.3/LTC1475-3.3 @ | 3.234 5.300 3.366 y L101474-5/LTC1475-5 @| 4900 5.000 5.100 v Isuppty | No Load (Standby) Supply Current (Note 3) lroap = 0 (Figure 1} 10 uA AVour | Output Voltage Line Regulation Viy = 7V to 12