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may 2010 doc id 16866 rev 2 1/12 12 lmv331 general-purpose low voltage comparator features supply operation from 2.7 to 5 v low current consumption: 20 a input common mode range includes ground wide temperature range: -40c to +85c low output saturation voltage propagation delay: 200 ns open drain output esd tolerance: 2 kv hbm/200 v mm smd packages: sc70-5 and sot23-5 applications mobile phones notebooks and pdas battery supplied electronics general-purpose portable devices general-purpose low voltage applications description the lmv331 is a single and low voltage version of industry standard lm339 and lm393. it can operate with a supply voltage ranging from 2.7 to 5 v, and exhibits a lower current consumption than its predecessors lm339 and lm393. this device is a perfect choice for low-voltage applications. the device is available in both sot23-5 and sc70-5 packages, making it ideal for applications where space saving is a constraint. the sc70-5 package is approximately half the size of the sot23-5. the lmv331 is designed to operate in the temperature range of -40c to +85c. it is suitable for a variety of applications, ranging from industrial to automotive. pin connections (top view) lmv331 sot23-5 / sc70-5 5 4out vcc - 1 2 in + vcc + 3 in - + - www.st.com
absolute maximum ratings and operating conditions lmv331 2/12 doc id 16866 rev 2 1 absolute maximum ratings and operating conditions table 1. absolute maximum ratings symbol parameter value unit v cc supply voltage (1) 1. all voltage values, except differ ential voltage, are referenced to v cc -. 5.5 v v id differential input voltage (2) 2. the magnitude of input and output voltages must never exceed the supply rail 0.3 v. 5.5 v v in input voltage range (v cc -) - 0.3 to (v cc +) + 0.3 v r thja thermal resistance junction to ambient (3) sc70-5 sot23-5 3. short-circuits can c ause excessive heating. t hese values are typical. 205 250 c/w r thjc thermal resistance junction to case (3) sc70-5 sot23-5 172 81 c/w t stg storage temperature -65 to +150 c t j junction temperature 150 c t lead lead temperature (soldering 10 seconds) 260 c esd human body model (hbm) (4) 4. 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. 2000 v machine model (mm) (5) 5. 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. 200 charged device model (cdm) (6) 6. 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. 1500 latch-up immunity 200 ma table 2. operating conditions symbol parameter value unit t oper operating temperature range -40 to +85 c v cc supply voltage -40c < t amb < +85c 2.7 to 5.0 v
lmv331 electrical characteristics doc id 16866 rev 2 3/12 2 electrical characteristics table 3. v cc + =+2.7v, v cc - =0v, t amb = +25 c, full v icm range (unless otherwise specified) (1) 1. all values over the temperature r ange are guaranteed through correlation and simu lation. no production tests have been performed at the tem perature range limits. symbol parameter test conditions min. typ. max. unit v io input offset voltage 1 7 mv v io input offset voltage drift -40c < t amb < +85c 5 v/c i ib input bias current (2) -40c < t amb < +85c 25 250 400 na i io input offset current (2) 2. maximum values include unavoidable ina ccuracies of the industrial tests. -40c < t amb < +85c 150 150 na v icm common mode input voltage -0.1 v 2.0 v ol output voltage low i sink = 1 ma 20 mv i sink output sink current v out = 1.5 v 5 47 ma i cc supply current no load, output high, v icm =0v 20 100 a i oh output current leakage -40c < t amb < +85c 0.003 1 a tp hl propagation delay high to low output level v icm =0v, r l =5.1k , c l =50pf overdrive = 10 mv overdrive = 100 mv 300 200 ns tp lh propagation delay low to high output level v icm = 0 v, r l = 5.1 k , c l = 50 pf overdrive = 10 mv overdrive = 100 mv 550 400 ns
electrical characteristics lmv331 4/12 doc id 16866 rev 2 table 4. v cc + =+5v, v cc - = 0 v, t amb = +25c, full v icm range (unless otherwise specified) (1) symbol parameter test conditions min. typ. max. unit v io input offset voltage -40c < t amb < +85c 17 9 mv v io input offset voltage drift -40c < t amb < +85c 5 v/c i ib input bias current (2) -40c < t amb < +85c 25 250 400 na i io input offset current (2) -40c < t amb < +85c 250 150 na v icm common mode input voltage -0.1 v 4.2 a v voltage gain 20 50 v/mv v ol output voltage low i sink < 4 ma -40c < t amb < +85c 50 400 700 mv i sink output sink current v out < 1.5 v 10 93 ma i cc supply current no load, output high, v icm = 0 v -40c < t amb < +85c 25 120 150 a i oh output current leakage -40c < t amb < +85c 0.003 1 a tp hl propagation delay high to low output level v icm = 0 v, r l = 5.1 k , c l = 50 pf overdrive = 10 mv overdrive = 100 mv 375 275 ns tp lh propagation delay low to high output level v icm = 0 v, r l = 5.1 k , c l = 50 pf overdrive = 10 mv overdrive = 100 mv 550 425 ns 1. all values over the temperature r ange are guaranteed through correlation and simu lation. no production tests have been performed at the tem perature range limits. 2. maximum values include unavoidable ina ccuracies of the industrial tests.
lmv331 electrical characteristics doc id 16866 rev 2 5/12 figure 1. supply current versus supply voltage with output high figure 2. supply current versus supply voltage with output low figure 3. output voltage versus output current at 5 v supply figure 4. output voltage versus output current at 2.7 v supply figure 5. input bias current versus supply voltage figure 6. response time versus overdrive with negative transition, v cc = 5 v
electrical characteristics lmv331 6/12 doc id 16866 rev 2 figure 7. response time versus overdrive with positive transition, v cc = 5 v figure 8. response time versus overdrive with negative transition, v cc = 2.7 v figure 9. response time versus overdrive with positive transition, v cc = 2.7 v
lmv331 package information doc id 16866 rev 2 7/12 3 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.
package information lmv331 8/12 doc id 16866 rev 2 3.1 sot23-5 package figure 10. sot23-5 package mechanical drawing table 5. sot23-5 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
lmv331 package information doc id 16866 rev 2 9/12 3.2 sc70-5 (sot323-5) package figure 11. sc70-5 (sot323-5) package mechanical drawing table 6. sc70-5 (or sot323-5) package mechanical data ref dimensions millimeters inches min typ max min typ max a 0.80 1.10 0.315 0.043 a1 0.10 0.004 a2 0.80 0.90 1.00 0.315 0.035 0.039 b 0.15 0.30 0.006 0.012 c 0.10 0.22 0.004 0.009 d 1.80 2.00 2.20 0.071 0.079 0.087 e 1.80 2.10 2.40 0.071 0.083 0.094 e1 1.15 1.25 1.35 0.045 0.049 0.053 e 0.65 0.025 e1 1.30 0.051 l 0.26 0.36 0.46 0.010 0.014 0.018 <0 8 s eating plane gauge plane dimen s ion s in mm s ide view top view coplanar lead s
ordering information lmv331 10/12 doc id 16866 rev 2 4 ordering information table 7. order codes part number temperature range package packaging marking lmv331ilt -40c, +85c sot23-5 tape & reel k503 LMV331ICT sc70-5 tape & reel k50
lmv331 revision history doc id 16866 rev 2 11/12 5 revision history date revision changes 08-dec-2009 1 initial release. 03-may-2010 2 corrected icc unit in figure 1 and figure 2 .
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