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this is information on a product in full production. march 2012 doc id 6324 rev 6 1/12 12 ts391 low-power single voltage comparator datasheet ? production data features wide single supply voltage range or dual supplies +2 v to +36 v or 1v to 18 v very low supply current (0.2 ma) independent of supply voltage (1 mw/comparator at +5 v) low input bias current: 25 na typ. low input offset current: 5na typ. low input offset voltage: 1mv typ. input common-mode voltage range includes ground low output saturation voltage: 250 mv typ. (i o =4ma) differential input voltag e range equal to the supply voltage ttl, dtl, ecl, cmos compatible outputs description this device consists of a low-power voltage comparator designed specifically to operate from a single supply over a wide range of voltages. operation from split power supplies is also possible. this comparator also has a unique characteristic in that the input common-mode voltage range includes ground, even though operated from a single power supply voltage. l sot23-5 (plastic package) q2 dfn8 2x2 mm (plastic micropackage) www.st.com
schematic diagram ts391 2/12 doc id 6324 rev 6 1 schematic diagram figure 1. schematic diagram figure 2. pin connections (top view) non-inverting inp u t inverting inp u t 3 .5 a 100 a 3 .5 a 100 a cc v cc v cc v cc v o v vcc + out in + vcc - in - 1 2 3 5 4 - + 5 4 vcc - 1 2 in - vcc + 3 in + - + out ts391ilt / ts391iylt TS391RILT ts391iq2t
ts391 absolute maximum rati ngs and operating conditions doc id 6324 rev 6 3/12 2 absolute maximum ratings and operating conditions table 1. absolute maximum ratings (amr) symbol parameter value unit v cc supply voltage 18 or 36 v v id differential input voltage 36 v v i input voltage -0.3 to +36 v output short-circuit to ground (1) 1. short-circuits from the output to v cc + can cause excessive heating and potential destruction. the maximum output current is approximately 20 ma independent of the magnitude of v cc + . infinite t j maximum junction temperature 150 c r thja thermal resistance junction to ambient (2) sot23-5 dfn8 2x2 2. short-circuits can c ause excessive heating. t hese values are typical. 250 57 c/w t stg storage temperature range -65 to +150 c esd human body model (hbm) (3) 3. human body model: a 100 pf capacit or is charged to the specified voltage, then discharged through a 1.5 k resistor between two pins of the device. this is done for all couples of connected pin combinations while the other pins are floating. 1500 v machine model (mm) (4) 4. machine model: a 200 pf capacitor is charged to the specified voltage, then discharged directly between two pins of the device with no external series resistor (internal resistor < 5 ). this is done for all couples of connected pin combinations whil e the other pins are floating. 100 charged device model (cdm) (5) 5. charged device model: all pins and package are ch arged together to the specified voltage and then discharged directly to gr ound through only one pin. this is done for all pins. 1000 table 2. operating conditions symbol parameter value unit v cc supply voltage 2 to 36 or 1 to 18 v v icm input common mode voltage range (1) t amb = 25c t min t amb t max 1. the input common-mode voltage of either input si gnal voltage should not be allowed to go negative by more than 0.3 v. the upper end of the common-mode voltage range is v cc + ?1.5 v, but either or both inputs can go to +30 v without damage. 0 to v cc + -1.5 0 to v cc + -2 v t oper operating free-air temperature range -40 to +125 c
electrical characteristics ts391 4/12 doc id 6324 rev 6 3 electrical characteristics table 3. v cc + = +5 v, v cc - = 0 v, t amb = 25c (unless otherwise specified) symbol parameter test conditions min. typ. max. unit v io input offset voltage (1) t min t amb t max 15 9 mv i io input offset current t min t amb t max 550 150 na i ib input bias current (2) t min t amb t max 25 250 400 na a vd large signal voltage gain v cc + = 15v, r l = 15k , v o = 1 to 11v 50 200 v/mv i cc supply current v cc + = 5v, no load v cc + = 30v, no load 0.2 0.5 0.5 1.25 ma v id differential input voltage (3) v cc + v i sink output sink current v id = -1v, v o = 1.5v 6 16 ma v ol low level output voltage v id = 1v, v cc + = v o = 30v 250 400 700 mv i oh high level output current v id = 1v, v cc + = v o = 30v 0.1 1 na a tre small signal response time r l = 5.1k to v cc + (4) 1.3 s t rel large signal response time v i = ttl, v ref = +1.4v, r l = 5.1k to v cc + 300 ns 1. at output switch point, v o 1.4v, r s = 0 with v cc + from 5v to 30v and over the full input common-mode range (0 v to v cc + -1.5 v). 2. the direction of the input current is out of the ic due to the pnp input stage. this current is essentially constant, independent of the state of the output, so there is no loading charge on the reference or input lines. 3. positive excursions of input voltage may exceed the power s upply level. as long as the other voltage remains within the common-mode range, the comparator will provide a proper output state. the low input voltage state must not be less than ?0.3 v (or 0.3 v below the negative power supply, if used). 4. the response time specified is for a 100 mv input step with 5 mv overdrive. for larger overdrive signals, 300 ns can be obtained.
ts391 electrical characteristics doc id 6324 rev 6 5/12 figure 3. supply current vs. supply voltage f igure 4. response time for various input overdrives - negative transition 5v 5.1k e o e i 6 5 4 3 2 1 0 0 -50 -100 input voltage (mv) output voltage (v) 0 0.5 1 1.5 2 time ( s) input overdrive : 5mv 20mv 100mv t amb = +25?c figure 5. input current vs. supply voltage figure 6. response time for various input overdrives - positive transition figure 7. output saturation voltage vs. output current input current (na) 20 10 20 30 40 supply voltage (v) t amb = +70?c t amb = +125?c t amb = -55?c 40 60 80 0 t amb = 0?c t amb = +25?c v = 0v i r = 10 i 9 5v 5.1k e o e i 6 5 4 3 2 1 0 100 50 input voltage (mv) output voltage (v) 0 0.5 1 1.5 2 time ( s) input overdrive : 100mv 20mv 5mv t amb = +25?c 0 t amb = -55?c t amb = +125?c t amb = +25?c out of saturation 10 1 10 -3 10 -2 10 -1 10 0 saturation voltage (v) 10 -2 10 -1 10 0 10 1 10 2 output sink current (ma)
package information ts391 6/12 doc id 6324 rev 6 4 package information in order to meet environmental requirements, st offers these devices in different grades of ecopack ? packages, depending on their level of environmental compliance. ecopack ? specifications, grade definitions and product status are available at: www.st.com . ecopack ? is an st trademark.
ts391 package information doc id 6324 rev 6 7/12 4.1 dfn8 2x2 mm package mechanical data figure 8. dfn8 2x2 mm package mechanical drawing table 4. dfn8 2x2x0.6 mm package mechanical data (pitch 0.5 mm) ref. dimensions millimeters inches min. typ. max. min. typ. max. a 0.51 0.55 0.60 0.020 0.022 0.024 a1 0.05 0.002 a3 0.15 0.006 b 0.18 0.25 0.30 0.007 0.010 0.012 d 1.85 2.00 2.15 0.073 0.079 0.085 d2 1.45 1.60 1.70 0.057 0.063 0.067 e 1.85 2.00 2.15 0.073 0.079 0.085 e2 0.75 0.90 1.00 0.030 0.035 0.039 e 0.50 0.020 l0.500.020 ddd 0.08 0.003
package information ts391 8/12 doc id 6324 rev 6 figure 9. dfn8 2x2 footprint recommendation
ts391 package information doc id 6324 rev 6 9/12 4.2 sot23-5l package mechanical data figure 10. sot23-5l package mechanical drawing table 5. sot23-5l package mechanical data ref. dimensions millimeters inches min. typ. max. min. typ. max. a 0.90 1.20 1.45 0.035 0.047 0.057 a1 0.15 0.006 a2 0.90 1.05 1.30 0.035 0.041 0.051 b 0.35 0.40 0.50 0.013 0.015 0.019 c 0.09 0.15 0.20 0.003 0.006 0.008 d 2.80 2.90 3.00 0.110 0.114 0.118 d1 1.90 0.075 e 0.95 0.037 e 2.60 2.80 3.00 0.102 0.110 0.118 f 1.50 1.60 1.75 0.059 0.063 0.069 l 0.10 0.35 0.60 0.004 0.013 0.023 k 0 degrees 10 degrees
ordering information ts391 10/12 doc id 6324 rev 6 5 ordering information table 6. order codes part number temperature range package packaging marking ts391ilt -40c, +125c sot23-5l tape & reel k511 ts391iylt (1) 1. qualification and characterizati on according to aec q100 and q003 or equivalent, advanced screening according to aec q001 & q002 or equivalent. sot23-5l (automotive grade) k510 TS391RILT sot23-5l k509 ts391iq2t dfn8 2x2 k5d
ts391 revision history doc id 6324 rev 6 11/12 6 revision history table 7. document revision history date revision changes 22-sep-2004 1 initial release. 06-jan-2006 2 ppap reference inserted in the document. 21-nov-2007 3 added values for r thja , r thjc and esd in table 1: absolute maximum ratings (amr) . added footnote for automotive grade order code in order codes table. updated format. 21-jan-2010 4 corrected esd tolerance values for human body model and machine model in table 1: absolute maximum ratings (amr) and added esd tolerance value for charged device model. updated note 1 in table 6: order codes . 23-may-2011 5 added ts391r pinout on page 1. modified v cc range in table 2: operating conditions . added TS391RILT order code in table 6: order codes . 02-mar-2012 6 added dfn8 package information and changed sot23-5l package drawing in chapter 4 .
ts391 12/12 doc id 6324 rev 6 please read carefully: information in this document is provided solely in connection with st products. stmicroelectronics nv and its subsidiaries (?st ?) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described he rein at any time, without notice. all st products are sold pursuant to st?s terms and conditions of sale. purchasers are solely responsible for the choice, selection and use of the st products and services described herein, and st as sumes no liability whatsoever relating to the choice, selection or use of the st products and services described herein. no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. i f any part of this document refers to any third party products or services it shall not be deemed a license grant by st for the use of such third party products or services, or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoev er of such third party products or services or any intellectual property contained therein. unless otherwise set forth in st?s terms and conditions of sale st disclaims any express or implied warranty with respect to the use and/or sale of st products including without limitation implied warranties of merchantability, fitness for a parti cular purpose (and their equivalents under the laws of any jurisdiction), or infringement of any patent, copyright or other intellectual property right. unless expressly approved in writing by two authorized st representatives, st products are not recommended, authorized or warranted for use in milita ry, air craft, space, life saving, or life sustaining applications, nor in products or systems where failure or malfunction may result in personal injury, death, or severe property or environmental damage. st products which are not specified as "automotive grade" may only be used in automotive applications at user?s own risk. resale of st products with provisions different from the statements and/or technical features set forth in this document shall immediately void any warranty granted by st for the st product or service described herein and shall not create or extend in any manner whatsoev er, any liability of st. st and the st logo are trademarks or registered trademarks of st in various countries. information in this document supersedes and replaces all information previously supplied. the st logo is a registered trademark of stmicroelectronics. all other names are the property of their respective owners. ? 2012 stmicroelectronics - all rights reserved stmicroelectronics group of companies australia - belgium - brazil - canada - china - czech republic - finland - france - germany - hong kong - india - israel - ital y - japan - malaysia - malta - morocco - philippines - singapore - spain - sweden - switzerland - united kingdom - united states of america www.st.com

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