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1 lt1017/lt1018 3 665k 1% 52.3k 1% output high for 0 c t 5 c 280k 1% ysi 44011 258.3k at 5 c 333.1k at 0 c 665k 1% v + 1.5v 1 8 2 + 1/2 lt1017 5 7 4 1017/18 ta01 6 + 1/2 lt1017 micropower dual comparator n maximum offset voltage: 1mv n maximum bias current: 15na n typical output drive: 70ma n operates from 1.1v to 40v n internal pull-up current n output can drive loads above v + n 30 m a supply current (lt1017) 110 m a supply current (lt1018) the lt ? 1017/lt1018 are general purpose micropower comparators. the lt1017 is optimized for lowest operat- ing power while the lt1018 operates at higher power and higher speed. both devices can operate from a single 1.1v cell up to 40v. the output stage includes a class b pull- up current source, eliminating the need for an external resistive pull-up and saving power. the output stage is also designed to allow driving loads connected to a supply more positive than the device, as can comparators with open-collector output stages. input specifications are also excellent. on-chip trimming minimizes offset voltage, while high gain and common mode rejection ratio keep other input referred errors low. common mode voltage range includes ground. special circuitry prevents false output states even if the input is overdriven. the lt1017/lt1018 are pin compatible with older dual comparators such as 393 type devices. n power supply monitors n relay driving n oscillators 1.5v powered refrigerator alarm supply current features descriptio u applicatio s u typical applicatio u , ltc and lt are registered trademarks of linear technology corporation. total supply voltage (v) 12 4 0 supply current ( a) 40 80 160 10 20 40 100 1017/18 ta02 120 20 60 140 100 lt1018 outputs low lt1017 outputs low lt1018 outputs high lt1017 outputs high
2 lt1017/lt1018 order part number a u g w a w u w a r b s o lu t exi t i s operating temperature range lt1017m/lt1018m ...................... C 55 c to 125 c lt1017c/lt1018c ............................... 0 c to 70 c lt1017i ........................................... C 40 c to 85 c lead temperature (soldering, 10 sec)................. 300 c supply voltage ....................................................... 40v differential input voltage ........................................ 40v input voltage ............................................ C 0.3v to 40v short-circuit duration .................................... indefinite storage temperature range ................ C 65 c to 150 c wu u package / o rder i for atio lt1017mh lt1017ch lt1018mh lt1018ch t jmax = 150 c, q ja = 150 c/w, q jc = 45 c/w (note 1) lt1017cn8 LT1017IN8 lt1018cn8 t jmax = 150 c, q ja = 130 c/w top view output b v + output a in a in b +in b +in a v 8 7 6 5 3 2 1 4 h package 8-lead to-5 metal can + b + a obsolete 1 2 3 4 8 7 6 5 top view output a ?n a +in a v v + output b ?n b +in b n8 package 8-lead pdip + b + a 1 2 3 4 8 7 6 5 top view ?n a out a v + out b +in a v +in b in b s8 package 8-lead plastic so t jmax = 150 c, q ja = 190 c/w lt1017cs8 lt1017is8 lt1018cs8 order part number order part number s8 part marking 1017 1017i 1018 e lectr ic al c c hara terist ics lt1017 lt1018 parameter conditions min typ max min typ max units offset voltage 0.75v v s 20v 25 c 0.4 1 0.4 1 mv (note 2) l 0.5 1.4 0.5 1.4 mv 125 c 5 0.7 1.5 mv bias current 0.75v v s 20v 25 c 5 15 15 75 na l 7 25 18 100 na 125 c 10 60 110 na offset current 0.75v v s 20v 25 c 0.4 2 1 8 na l 0.5 3 1.6 12 na 125 c20 20na common mode rejection ratio v s = 20v, C 20v v cm 19.1v 25 c 105 115 105 115 db l 100 115 100 115 db 125 c 82 100 95 110 db power supply rejection ratio 0.75v v s 20v 25 c 96 110 96 110 db l 95 105 95 105 db 125 c 82 86 100 db the l denotes specifications which apply over the operating temperature range of C 55 c to 85 c for m grade parts, C 40 c to 85 c for i grade parts and 0 c to 70 c for c grade parts. consult factory for parts specified with wider operating temperature ranges.
3 lt1017/lt1018 note 1: absolute maximum ratings are those values beyond which the life of the device may be impaired. note 2: offset voltage is guaranteed over a common mode voltage range of v C v in (v + C 0.9v). e lectr ic al c c hara terist ics lt1017 lt1018 parameter conditions min typ max min typ max units gain no load, v out = 19.9v (note 3) 25 c 110 115 110 125 db l 105 115 105 120 db 125 c 100 100 db r l = 4k, v out = 19v 25 c 100 110 100 110 db l 94 94 db output sink current v + = 4.5v, v C = 0v 25 c3065 3570 ma overdrive > 30mv l 25 50 25 50 ma 125 c1020 1030 ma output source current v + = 40v, v C = 0v 25 c 30 75 75 250 m a v in = 5mv, v out = 0.4v l 25 70 50 220 m a 125 c 25 75 50 200 m a v + = 1.2v, v C = 0v 25 c 25 35 70 140 m a v in = 5mv, v out = 0.4v l 15 20 45 120 m a 125 c 25 40 40 110 m a negative output saturation i out = 0ma v + = 4.5v, v C = 0v 25 c520 515mv = 0.1ma v in = C10mv 25 c 3560 3560 mv = 1ma 25 c 60 120 60 120 mv = 10ma 25 c 120 200 120 250 mv = 30ma 25 c 350 600 350 700 mv i out = 0ma v + = 4.5v, v C = 0v l 520 820 mv = 0.1ma v in = C10mv l 40 75 35 70 mv = 1ma l 75 150 70 150 mv = 10ma l 150 300 150 300 mv = 30ma l 600 900 500 900 mv i out = 0ma v + = 4.5v, v C = 0v 125 c 2550 1040 mv = 0.1ma v in = C10mv 125 c 60 100 60 100 mv = 1ma 125 c 100 200 110 200 mv = 10ma 125 c 300 600 300 400 mv = 30ma 125 c 900 mv positive output saturation i out = 0 m a25 c 4080 3580 mv = 10 m a25 c 175 250 175 250 mv = 0 m a l 45 90 45 90 mv = 10 m a l 190 300 190 300 mv = 0 m a 125 c 50 100 50 100 mv = 10 m a 125 c 300 300 mv leakage current v s = 5v, v out = 40v 25 c 0.5 3 1 8 m a v in 3 100mv l 0.6 3 1.8 10 m a 125 c5 15 m a supply current v s = 5v 25 c 30 60 110 250 m a l 40 80 110 250 m a 125 c 80 300 m a v s = 40v 25 c 40 90 130 250 m a l 55 100 140 270 m a 125 c 100 300 m a minimum operating voltage i out = 1ma 25 c 1.15 1.2 v l 1.15 1.2 v 125 c 1.15 1.2 v the l denotes specifications which apply over the operating temperature range of C 55 c to 85 c for m grade parts, C 40 c to 85 c for i grade parts and 0 c to 70 c for c grade parts. note 3: no load gain is guaranteed but not tested (lt1017 only).
4 lt1017/lt1018 cc hara terist ics uw a t y p i ca lper f o r c e input bias current input offset current bias current vs differential input temperature ( c) 0 1 10 100 50 100 25 75 125 1017/18 g01 input bias current (na) ?0 25 150 lt1018 v cm = v lt1017 v cm = v lt1018 v cm = v + ?1v lt1017 v cm = v + ?1v i bias reverses polarity temperature ( c) ?0 input offset current (na) 2.0 2.5 3.0 25 75 1017/18 g02 1.5 1.0 ?5 0 50 100 125 0.5 0 lt1018 lt1017 differential input voltage (v) ?0 bias current (na) 10 0 0.2 1017/18 g03 5 0 0.2 0.1 0.1 15 20 20 lt1018 + i b lt1017 + i b lt1018 ?i b lt1017 ?i b input bias current with inputs driven below the supply common mode limits supply current common mode voltage (v) 0.1 input bias current ( a) 10 100 0.2 0.6 1.0 1017/18 g04 0.01 0.2 v 0.8 0.4 1 125 c 85 c25 c temperature ( c) 50 25 25 50 75 common mode voltage (v) v 150 1017/18 g05 0.4 0.8 0 100 125 v + 0.4 0.2 1.0 0.6 0.6 0.8 v cm high v cm low ? v os = 0.5mv voltages are referred to supplies temperature ( c) 50 25 25 50 75 supply current ( a) 80 150 1017/18 g06 40 0 0 100 125 160 60 100 20 140 120 v supply = 20v lt1018 outputs low lt1017 outputs low lt1017 outputs high lt1018 outputs high positive supply current npn output saturation voltage output sinking current limit output sink current (ma) 0.1 10 positive supply current ( a) 100 1000 10000 1 10 100 1017/18 g07 lt1018 lt1017 sink current (ma) saturation voltage (mv) 1000 1017/18 g08 10 100 0.01 100 10 1 0.1 0.001 125 c ?5 c 25 c total supply voltage (v) 1 0 output current limit (ma) 20 40 60 80 10 100 1017/18 g09 100 output shorted to v + lt1018 lt1017
5 lt1017/lt1018 cc hara terist ics uw a t y p i ca lper f o r c e output sinking current limit total switching time output delay temperature ( c) ?0 0 output current limit (ma) 40 100 0 50 75 1017/18 g10 20 80 60 ?5 25 100 125 150 output shorted to v + lt1018 v s = 5v lt1017 v s = 5v lt1018 v s = 40v lt1017 v s = 40v temperature ( c) 0 1 10 100 50 100 1017/18 g11 total switching time ( s) ?0 25 75 125 ?5 150 r l = 47k (lt1018) r l = 200k (lt1017) v out = 90% v final v overdrive = 5mv lt1017 fall lt1018 fall lt1017 rise lt1018 rise overdrive (mv) 0.1 1 delay time ( s) 10 100 1 10 100 1017/18 g12 lt1017 fall lt1018 fall lt1017 rise lt1018 rise v out = 10% v final transition time positive transition time lt1017 response time total supply voltage (v) 10 1 10 100 20 30 1017/18 g13 transition time ( s) 0 40 10% v final v out 90% v final v overdrive = 10mv lt1017 rise lt1018 fall lt1017 fall/ lt1018 rise pull-up resistor ( ) transition time ( s) 10k 10 1017/18 g14 0.1 1 1m 100k 1k lt1017 v sup = 40v lt1018 v sup = 40v lt1018 v sup = 2v lt1017 v sup = 2v 10% v final v out 90% v final v overdrive = 10mv lt1017 response time lt1018 response time lt1018 response time 5v 0v v in v out v + = 5v 5 m s/div 1017/18 g15 v C = 0v v in = 100mv step v overdrive = 10mv r l = 10k r l = r l = 100k 5v 0v v in v out v + = 5v 2 m s/div 1017/18 g16 v C = 0v v in = 100mv step v overdrive = 10mv r l = 10k r l = r l = 100k 5v 0v v in v out v + = 5v 5 m s/div 1017/18 g17 v C = 0v v in = C100mv step v overdrive = C10mv 5v 0v v in v out v + = 5v 2 m s/div 1017/18 g18 v C = 0v v in = C100mv step v overdrive = C10mv
6 lt1017/lt1018 u s a o pp l ic at i ty p i ca l driving relays increasing positive output current delay on power up 4 1017/18 ta03 8 2 3 5v 12v v in 1 + lt1017 v in 4 1017/18 ta04 8 3 2 v + v 2n3904 1n4148 v out 1 + lt1017/ lt1018 4 1017/18 ta05 8 1 f 100k 3 2 v + 1 + lt1017/ lt1018 20k 1k + lt1018 op amp, a v = 100 v in 4 1017/18 ta06 8 3 2 5v 10k ?v v out 1 r1* + lt1018 1m r l 10k 15 0.22 f r l = 100k bandwidth = 30hz slew = 320v/ms +slew = 0.93v/ms *with r1 = 1k bandwidth @ 200hz lt1017 op amp, a v = 100 v in 4 1017/18 ta07 8 3 2 5v 10k ?v v out 1 + lt1017 1m r l 3 200k 10k 10 3.3 f slew = 23.5v/ms +slew = 0.017v/ms bandwidth = 0.3hz at r l = 220k negative voltage regulator 2-wire comparator 4 1017/18 ta08 8 510k 2 3 lt1004 2.5v 1 + lt1017/ lt1018 510k 220 f v out ?v 50ma ? in 5.2v to 40v 1k 220pf 100k 150pf + 4 8 1n4148 2 4.7k 3 v in 2 1 v supply output + lt1018 lt1018 only 4 8 0.01 f 1n4148 4 4.7k 3 v in 2 1 v supply output + lt1017/ lt1018 3v v supply 40v 1017/18 ta09 3v v supply 40v
7 lt1017/lt1018 u s a o pp l ic at i ty p i ca l 5v power supply monitor precise tri-wave generator 5 36.5k 1% 3k 2.5k 1% output high for 4.5v v in 5.5v output valid for v + 3 1.1v v + 11.2k 1% lt1034 1.235v 7 8 6 + 1/2 lt1017 3 1 4 1017/18 ta10 2 + 1/2 lt1017 47k 200k 100k 3k lt1009 2.5v 5 4 8 7 10pf square wave output triangle wave output 0.5v to 2.5v 1017/18 ta11 6 + 1/2 lt1018 3 2 3 1 8 4 22k 22k 5v 3k 1 2 + 1/2 lt1018 0.047 f 2n3904 + 1/2 lt1013
8 lt1017/lt1018 u s a o pp l ic at i ty p i ca l power supply monitor 1.5v input flyback regulator 4 0.01 f 1017/18 ta12 8 1 f 2 3 v in 330 1n4148 1n4148 1 + lt1018 160k 100k 120k 390k lt1004 1.2v + v in 6.00v 5.25v 5.00v 4.75v led off flash at 1hz flash at 3hz flash at 5hz 4 hp5082-2810 l1 4.7mh output 5v 1017/18 ta13 8 22 f 6 5 1m 365k 1% film 1n4148 120k 56.2k 1% film l1: rl1123-4.7-renco, inc 80% efficiency at 2ma output 47 f 120k 1% film 7 + 110k 100k 220pf 1.5v 1m 2m 100k 1% film lt1004 1.2v 1n4148 1/2 lt1018 2 3 1 + 1/2 lt1018 + + 0.0022 f
9 lt1017/lt1018 u s a o pp l ic at i ty p i ca l regulated step-up converter low power* v-to-f converter 1n4148 r1* 910k 100k r2* 120k lt1004 1.2v 1n4148 400mh** 5v 2 3 200k 1 8 4 + 1/2 lt1018 5 6 7 + 1/2 lt1018 2000pf 0.1 f 100 f 1017/18 ta14 output 10v 2ma + *v out = 1.2 r1 r2 1 + **dale te-5/q3/400mh () 2 1n4148 1n4148 1n4148 0.001 f polystyrene 3m 47k 0.1 f 3 1 8 220pf output 0khz to 1khz 4 6 7 5 + 0.1 f 1017/18 ta15 910k 1% full-scale trim 100k 1m 10k 330k 100k *i q @ 350 a + + 1/2 lt1018 1n4148 9v 1n4148 lt1034 1.2v 220k 2.2 f 2n3904 input 0v to 1v 1/2 lt1018
10 lt1017/lt1018 u package d e sc r i pti o 0.050 (1.270) max 0.016 ?0.021** (0.406 ?0.533) 0.010 ?0.045* (0.254 ?1.143) seating plane 0.040 (1.016) max 0.165 ?0.185 (4.191 ?4.699) gauge plane reference plane 0.500 ?0.750 (12.700 ?19.050) 0.305 ?0.335 (7.747 ?8.509) 0.335 ?0.370 (8.509 ?9.398) dia 0.200 (5.080) typ 0.027 ?0.045 (0.686 ?1.143) 0.027 ?0.034 (0.711 ?0.864) 0.110 ?0.160 (2.794 ?4.064) insulating standoff 45 typ h8(to-5) 0.200 pcd 1197 lead diameter is uncontrolled between the reference plane and 0.045" below the reference plane for solder dip lead finish, lead diameter is 0.016 ?0.024 (0.406 ?0.610) * ** pin 1 obsolete h package 8-lead to-5 metal can (.200 inch pcd) (reference ltc dwg # 05-08-1320)
11 lt1017/lt1018 u package d e sc r i pti o n8 1098 0.100 (2.54) bsc 0.065 (1.651) typ 0.045 ?0.065 (1.143 ?1.651) 0.130 0.005 (3.302 0.127) 0.020 (0.508) min 0.018 0.003 (0.457 0.076) 0.125 (3.175) min 12 3 4 87 6 5 0.255 0.015* (6.477 0.381) 0.400* (10.160) max 0.009 ?0.015 (0.229 ?0.381) 0.300 ?0.325 (7.620 ?8.255) 0.325 +0.035 0.015 +0.889 0.381 8.255 () *these dimensions do not include mold flash or protrusions. mold flash or protrusions shall not exceed 0.010 inch (0.254mm) information furnished by linear technology corporation is believed to be accurate and reliable. however, no responsibility is assumed for its use. linear technology corporation makes no represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights. 0.016 ?0.050 (0.406 ?1.270) 0.010 ?0.020 (0.254 ?0.508) 45 0 ?8 typ 0.008 ?0.010 (0.203 ?0.254) so8 1298 0.053 ?0.069 (1.346 ?1.752) 0.014 ?0.019 (0.355 ?0.483) typ 0.004 ?0.010 (0.101 ?0.254) 0.050 (1.270) bsc 1 2 3 4 0.150 ?0.157** (3.810 ?3.988) 8 7 6 5 0.189 ?0.197* (4.801 ?5.004) 0.228 ?0.244 (5.791 ?6.197) dimension does not include mold flash. mold flash shall not exceed 0.006" (0.152mm) per side dimension does not include interlead flash. interlead flash shall not exceed 0.010" (0.254mm) per side * ** n8 package 8-lead pdip (narrow .300 inch) (reference ltc dwg # 05-08-1510) s8 package 8-lead plastic small outline (narrow .150 inch) (reference ltc dwg # 05-08-1610)
12 lt1017/lt1018 ? linear technology corporation 1989 10178fb lt/tp 0501 1.5k rev b ? printed in usa related parts part number description comments lt1011/lt1011a voltage comparators improved lt111a, 0.5mv v os(max) , 25na i b(max) , 3na i os(max) , 250ns t pd(max) lt1020 micropower regulator and comparator 40 m a i supply , 125ma i out , 2.5v reference voltage ltc1040 dual micropower comparator 1.5 m w (1sample/second), 0.5mv v os(max) , rail-to-rail input lt111a voltage comparator 1mv v os(max) , 5 m a i os(max) , 250ns t pd(max) lt1120/lt1120a micropower regulator with comparator 20 m a i supply , 125ma i out , 2.5v reference voltage and shutdown lt119/lt319a dual comparators 0.5mv v os(max) , 25ma i out , 80ns t pd lt1671 single supply ground sensing comparator 450 m a i supply , 60ns t pd , 0.8mv v os linear technology corporation 1630 mccarthy blvd., milpitas, ca 95035-7417 (408) 432-1900 l fax: (408) 434-0507 l www.linear-tech.com typical applicatio n u fully isolated limit comparator 2 3 1 8 lt1004 1.2v 300k trip adjust 3k 1 f 100 f trw pc-550-32 4 + 1/2 lt1018 input + 1k 5v 100k 100 10k 20k all gates 74c02 2n3906 2n3904 interrogate pulse 500 s 2n3906 interrogate pulse output pulse v in > v trip no output pulse for v in < v trip 4.7k 200pf output +

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