View SGM8049-1BXC5GTR_8921388.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

sgm8049 - 1/sgm8049 - 2/sgm8049 -4 1.8v, 2.5a, 120khz, rail -to - rail i/o operational amplifi ers sg micro corp www.sg - micro.com november 2015 C r e v. a general description th e sgm8049 - 1, sgm8049 - 2 and sgm8049 - 4 micro power, low voltage operational amplifiers are designed for battery - powered applications. the amplifiers operate on a supply voltage as low as 1.8v (0.9v). high - performance, single - supply operation with rail - to - r ail capability makes the sgm8049 - 1/2/4 useful for a wide range of applications. in addition of small packages, the sgm8049 - 1/2/4 feature impressive bandwidth, low bias current and low noise relative to the very low quiescent current. the single sgm8049 - 1 i s available in green sc70 - 5, sot - 23- 5 and tdfn - 22 - 6l packages. the dual sgm8049 - 2 is available in green sot - 23- 8 and soic - 8 packages. the quad sgm8049 - 4 is available in green tssop - 14 package. they are specified o ver the extended - 40 to + 125 temperature range. + - + - r 1 r 1 r b c s w ref c 1 c 2 r l r f v s v out v s sgm8049-1 sgm8049-1 figure 1 . sgm8049 -1 in portable gas meter application features low noise: 3.5 v pp (0.1hz to 10hz) wide supply voltage range: 1.8v to 5.5v low q uiescent current : 2 .5 a /amplifier (typ) low offset voltage: 0.85mv ( max ) dc precision: cmrr: 100db psrr: 2 .5 v/v a ol : 1 18 db - 40 small packaging: sgm8049 - 1 available in green sc70 - 5 , so t - 23- 5 and tdfn - 22 - 6l packages sgm8049 - 2 available in green sot - 23- 8 and soic - 8 packages sgm8049 - 4 available in green tssop - 14 package applications battery - powered instruments portable devices wearable devices medical instruments handheld test equipment
sgm8049 - 1/sgm8049 - 2 1.8v, 2.5a, 120khz, sgm8049 - 4 rail - to - rail i/o operational amplifiers 2 november 2015 sg micro corp www.sg - micro.com package/ordering information model package description specified temperature range ordering number package marking packing option sgm8049 -1 sot -23-5 -40 to +125 sgm8049 - 1xn5g/tr svaxx tape and reel, 3000 sc70 -5 -40 to +125 sgm8049 - 1axc5g/tr szaxx tape and reel, 3000 sc70 -5 -40 to +125 sgm8049 - 1bxc5g/tr suexx tape and reel, 3000 tdfn - 22 -6l -40 to +125 sgm8049 - 1xtdi6g/tr szc xxxx tape and reel, 3000 sgm8049 -2 sot -23-8 -40 to +125 sgm8049 - 2xn8g/tr svbxx tape and reel, 3000 soic -8 -40 to +125 sgm8049 - 2xs8g/tr sgm 80492xs8 xxxxx sgm8049 -4 tssop -14 -40 to +125 sgm8049 - 4xts14g/tr sgm80494 xts14 xxxxx tape and reel, 4000 note: xx = date code . xxxx = date code. xxxxx = date code and vendor code. green (rohs & hsf): sg micro corp defines "green" to mean pb - free (rohs compatible) and free of halogen substances. if you have additional comments or questions, please contact your sgmicro representative directly. marking information for example : svaea (2014 , january ) syy x x date code - year (" a" = 2010 , " b" = 2011 ) date code - month (" a" = jan . " b" = feb . " l " = dec .) chip i . d . absolute maximum ratings supply voltage, +v s to -v s ................................................ 6v signal input terminals, voltage .................................................... (-v s ) - 0.3v to (+v s ) + 0.3v signal input terminals, current .................................. 10ma output short - circuit current ......................................... 3 0ma junction temperature ................................................. + 150 storage temperature range ........................ -65 to +150 lead temperature (soldering, 10s) ............................ + 260 esd susceptibility hbm ............................................................................. 6000v mm ................................................................................. 400v cdm ............................................................................ 1000v recommended operating conditi ons input voltage range ........................................... 1.8v to 5.5v operating temperature range ..................... -40 to + 12 5 overstress caution stresses beyond those listed may cause permanent damage to the device. functional operation of the device at these or any other conditions beyond those indicated in the operational section of the specification is not implied. exposure to absolute maximum rating conditions for extended periods may affect reliability. esd sensitivity caution this integrated circuit can be damaged by esd if you dont pay attention to esd protection. sgmicro recommends that all integrated circuits be handled with appropriate precautions. failure to observe proper handling and installation procedures can cause damage. esd damage can range from subtle performance degradation to complete device failure. precision integrated circuits may be more susceptible to damage because very small parametric changes could cause the device not to meet its published specifications. disclaimer sg micro corp reserves the right to make any chan ge in circuit design, specification or other related things if necessary without notice at any time.
sgm8049 - 1/sgm8049 - 2 1.8v, 2.5a, 120khz, sgm8049 - 4 rail - to - rail i/o operational amplifiers 3 november 2015 sg micro corp www.sg - micro.com pin configuration s sgm8049 - 1 x n5g sgm8049 - 1axc5g (top view) sgm8049 - 1bxc5g ( top view) + v s 3 4 5 1 2 - v s + in out - in + v s - in 3 4 5 1 2 - v s + in out sot - 23 - 5/sc70 - 5 sc70 - 5 sgm8049 - 1 ( top view) sgm8049 - 2 ( top view) 4 6 5 +in out -v s +v s nc -in gnd 3 2 1 outa outb +inb +v s 5 6 7 8 1 2 3 4 -ina +ina -v s -inb + - + - tdfn - 22 - 6l soic - 8/sot - 23 - 8 sgm8049 - 4 ( top view) 10 11 12 13 14 1 2 3 4 5 outa - ina + ina - v s + v s - ind + ind 6 7 9 8 - inb + inb - inc outb outc + inc outd tssop - 14
sgm8049 - 1/sgm8049 - 2 1.8v, 2.5a, 120khz, sgm8049 - 4 rail - to - rail i/o operational amplifiers 4 november 2015 sg micro corp www.sg - micro.com electrical characteristics (at t a = +25 , v s = 1.8v to 5.5v, r l = 25k connected to v s /2 and v cm < ( + v s ) - 1 .2 v, unless otherwise noted.) parameter symbol conditions min typ max units input characteristics input offset voltage v os v s = 5v 0.2 0.85 m v - 40 t a +125 1 input bias current i b v s = 5v, v cm v s /2 1 pa input offset current i os v s = 5v 1 pa input common mode voltage range v cm ( - v s ) - 0.1 (+v s ) + 0.1 v common mode rejection ratio cmrr - v s < v cm < (+v s ) - 1.2v 81 100 db - 40 t a +85 80 - 40 t a +125 75 open - loop voltage gain a ol v s = 5v, r l = 25k, t a +125 98 v s = 5v, r l = 5k, t a +125 98 input offset voltage drift v os / t - 40 t a +85 0.5 v/ - 40 t a +125 0.6 output characteristics output voltage swing from rail r l = 25k 5 14 mv - 40 t a +125 15.5 r l = 5k 25 40 - 40 t a +125 46 output short - circuit current i sc v s = 5v 20 ma power supply operating voltage range v s 1.8 5.5 v quiescent current /amplifier i q v s = 5.5v, i out = 0ma 2.5 4.2 a - 40 t a +125 6.5 power supply rejection ratio psrr v s = 1.8v to 5.5v, v cm = 0.6v 2.5 12 v /v - 40 t a +125 14 dynamic performance (c load = 30pf) gain - bandwidth product gbp 120 khz slew rate sr g = +1 0.08 v/ s overload recovery time v in gain > v s 25 s turn - on time t on 0.2 m s noise input voltage noise f = 0.1hz to 10hz 3.5 v pp input voltage noise density e n f = 1khz 75 nv/ hz input current noise density i n f = 1khz 0.2 pa/ hz
sgm8049 - 1/sgm8049 - 2 1.8v, 2.5a, 120khz, sgm8049 - 4 rail - to - rail i/o operational amplifiers 5 november 2015 sg micro corp www.sg - micro.com typical performance characteristics at t a = +25 , v s = 5v and r l = 25k connected to v s /2, unless otherwise noted. open - loop gain and phase vs. frequency cmrr and psrr vs. f requency -20 0 20 40 60 80 100 10 100 1000 10000 100000 1000000 frequency (hz) open-loop gain (db) -180 -150 -120 -90 -60 -30 0 phase (degree) open-loop gain phase quiescent current vs. supply voltage maximum output voltage vs. frequency 1 1.5 2 2.5 3 3.5 4 1.5 2 2.5 3 3.5 4 4.5 5 5.5 supply voltage (v) quiescent current/amplifier (a)
sgm8049 - 1/sgm8049 - 2 1.8v, 2.5a, 120khz, sgm8049 - 4 rail - to - rail i/o operational amplifiers 6 november 2015 sg micro corp www.sg - micro.com typical performance characteristics (continued) at t a = +25 , v s = 5v and r l = 25k connected to v s /2, unless otherwise noted. offset voltage vs. input common mode voltage quiescent current vs. temperature -1.5 -1 -0.5 0 0.5 1 1.5 -0.5 0.5 1.5 2.5 3.5 4.5 5.5 input common mode voltage (v) offest voltage (mv) +125 +85 +25 -40 ) quiescent current/ampilifer (a) time (25s/div) time (50s/div) hz)
sgm8049 - 1/sgm8049 - 2 1.8v, 2.5a, 120khz, sgm8049 - 4 rail - to - rail i/o operational amplifiers 7 november 2015 sg micro corp www.sg - micro.com typical performance characteristics (continued) at t a = +25 , v s = 5v and r l = 25k connected to v s /2, unless otherwise noted. 0.1hz to 10hz noise offset voltage production distribution time (2.5s/div) noise (1v/div) offset voltage (v) offset voltage drift distribution 0 10 20 30 40 50 60 70 80 0.5 0.75 1 1.25 1.5 1.75 2 2.25 2.5 offset voltage drift (v/ ) percentage of amplifiers (%) -40 t a +85 offset voltage drift (v/ ) percentage of amplifiers (%) -40 t a +125 quiescent current (a)
sgm8049 - 1/sgm8049 - 2 1.8v, 2.5a, 120khz, sgm8049 - 4 rail - to - rail i/o operational amplifiers 8 november 2015 sg micro corp www.sg - micro.com application information the sgm8049 - 1/2/4 operational amplifier s minimize power consumption without compromising bandwidth or noise. typical values of p ower supply rejection ratio (psrr), c ommon mode rejection ratio (cmrr), and open- loop gain (a ol ) are 100db or better. when designing for ultra low power applications, c hoose system components carefully. to minimize current consumption, select large value resistors. any resistors will react with stray capacitance in the circuit and the input capacitance of the operational amplifier s . these parasitic rc combinations can af fect the stability of the overall system. a feedback capacitor may be required to assure stability and limit overshoot or gain peaking. good layout practice mandates the use of a 0.1f bypass capacitor placed closely across the supply pins. operating volt age sgm8049 - 1/2/4 operational amplifier s are fully specified and tested from +1.8v to +5.5v or 0.9v to 2.75v. input common mode voltage range the input common mode voltage range of the sgm8049 - 1/2/4 is from ( - v s ) - 0.1 v to ( +v s ) + 0.1v . this rail - to - rail input is achieved using a complementary input stage. cmrr is specified from the negative rail to 1 .2 v below the positive rail. between ( - v s ) - 0.1v to ( +v s ) + 0.1v , the amplifier operates with higher offset voltage because of the transition region of the input stage. protecting inputs from over - voltage normally, input currents are 1 pa. however, a large voltage input (greater than 500mv beyond the supply rails) can cause excessive current to flow in or out of the input pins. therefore, as wel l as keeping the input voltage below the maximum rating, it is also important to limit th e input current to less than 10ma. this limiting is easily accomplished with an input voltage resistor, as shown in figure 2 . i overload 10 ma max 2 k v s v out v in + - sgm 8049 - 1 figure 2 . input current protection for voltages exceeding the supply voltage noise although micro - power amplifiers frequently have high wideband noise, the sgm8049 - 1/2/4 offer excellent noise performance. resistors should be chosen carefully because the sgm8049 - 1/2/4 ha ve only 3 .5 v pp of 0.1h z to 10hz noise, and 75 nv / hz of wideband noise ; otherwise, they can become the dominant source of noise. capacitive load and stability follower configurations with load capacitance in excess of 30pf can produce extra overshoot and ringing in the output signal. increasing the gain enhances the ability of the amplifier to drive greater capacitive loads. in unity - gain configurations, capacitive load drive can be improved by inserting a small (10 to 20) resistor, r s , in series with the output, as shown in figure 3 . this resistor significantly reduces ringing while maintaining direct current ( dc ) performance for purely capacitive loads. however, if there is a res istive load in parallel with the capaciti ve load, a voltage divider is created, introducing a dc error at the output and slightly reducing the output swing. the error introduced is proportional to the ratio r s /r l , and is generally negligible. v s v out v in r s r l c l 10 to 20 + - sgm 8049 - 1 figure 3 . series resistor in unity - gain buffer configuration improves capacitive load drive
sgm8049 - 1/sgm8049 - 2 1.8v, 2.5a, 120khz, sgm8049 - 4 rail - to - rail i/o operational amplifiers 9 november 2015 sg micro corp www.sg - micro.com application information (continued) in unity - gain invert ing configuration, phase margin can be reduced by the reaction between the capacitance at the operational amplifier input and the gain setting resistors. best performance is achieved by using smaller valued resistors. however, when large valued resistors cannot be avoided, a small (4pf to 6pf) capacitor, c fb , can be inserted in t he feedback, as shown in figure 4 . this configuration significantly reduces overshoot by compensating the effect of capacitance, c in , which includes the amplifier input capacitance and printed circuit board (pc b ) parasitic capacitance. v out v in r f r in c in c fb + - sgm8049-1 figure 4 . improving stability for large r f and r in figure 5 through figure 9 illustrate some low power application examples. sgm8049-1 v in voltage reference +2.7v r 1 66.5 +2.7v r 2 r 3 a0+ vref c 1 1.5nf c 2 1f +2.7v +v s 16-bit adc -v s low power mcu + - figure 5 . unipolar signal chain configuration sgm8049-1 v s r 1 v out r r r r v ex r 1 v ref + - figure 6 . single o perational a mplifier bri dge amplifier
sgm8049 - 1/sgm8049 - 2 1.8v, 2.5a, 120khz, sgm8049 - 4 rail - to - rail i/o operational amplifiers 10 november 2015 sg micro corp www.sg - micro.com application information (continued) sgm8049-1 low power adc r n 56 (pga gain = 4 ) fs = 3.0 v i 2 c r 6 71.5k r 7 1.18k r 4 48.7k r 3 4.99k voltage reference +5v 3v load r 2 49.9k r 1 4.99k r shunt 1 stray ground-loop resistance i load v + - note: 1% re sistors provide adequate common mode rejection at small ground - loop errors. figure 7 . low -s ide current shunt monitor sgm8049-1 + - r 1 (2) 10k figure 8 . high -s ide current measurement sgm 8049 - 1 v ref v out v 2 v 1 sgm 8049 - 1 r 1 r 1 r 2 r 2 r g v out = ( v 1 C v 2 ) ( 1 + r 1 / r 2 + 2 r 1 / r g ) + v ref + - + - figure 9 . two operational amplifier s low power instrumentation amplifier
sgm8049 - 1/sgm8049 - 2 1.8v, 2.5a, 120khz, sgm8049 - 4 rail - to - rail i/o operational amplifiers 11 november 2015 sg micro corp www.sg - micro.com revision history note: page numbers for previous revisions may differ from page numbers in the current version. changes from original ( november 201 5 ) to rev.a changed from product preview to production data ................................ ................................ ................................ ................................ ............. all
package information tx00043.000 sg micro corp www.sg - micro.com package outline dimensions sc70 - 5 symbol dimensions in millimeters dimensions in inches min max min max a 0.900 1.100 0.035 0.043 a1 0.000 0.100 0.000 0.004 a2 0.900 1.000 0.035 0.039 b 0.150 0.350 0.006 0.014 c 0.080 0.150 0.003 0.006 d 2.000 2.200 0.079 0.087 e 1.150 1.350 0.045 0.053 e1 2.150 2.450 0.085 0.096 e 0.65 typ 0.026 typ e1 1.300 bsc 0.051 bsc l 0.525 ref 0.021 ref l1 0.260 0.460 0.010 0.018 0 8 0 8 e e1 e1 e d b a a2 a1 l c recommended land pattern (unit: mm) 1.9 0.65 1.3 0.75 0.4
package information tx00033.000 sg micro corp www.sg - micro.com package outline dimensions sot - 23- 5 symbol dimensions in millimeters dimensions in inches min max min max a 1.050 1.250 0.041 0.049 a1 0.000 0.100 0.000 0.004 a2 1.050 1.150 0.041 0.045 b 0.300 0.500 0.012 0.020 c 0.100 0.200 0.004 0.008 d 2.820 3.020 0.111 0.119 e 1.500 1.700 0.059 0.067 e1 2.650 2.950 0.104 0.116 e 0.950 bsc 0.037 bsc e1 1.90 0 bsc 0.075 bsc l 0.300 0.600 0.012 0.024 0 8 0 8 e e1 e e1 b d a1 a2 a c l recommended land pattern (unit: mm) 1.90 2.59 0.99 0.69 0.95
package information tx00055.001 sg micro corp www.sg - micro.com package outline dimensions tdfn - 22 - 6l symbol dimensions in millimeters dimensions in inches min max min max a 0.700 0.800 0.028 0.031 a1 0.000 0.050 0.000 0.002 a2 0.203 ref 0.008 ref d 1.900 2.100 0.075 0.083 d1 1. 1 00 1. 450 0.043 0.057 e 1.900 2.100 0.075 0.083 e1 0. 6 00 0. 850 0.024 0.034 k 0.200 min 0.008 min b 0.180 0.300 0.007 0.012 e 0.650 typ 0.026 typ l 0.250 0.450 0.010 0.018 top view bottom view side view d e b e1 d1 e n3 n1 n6 a a2 a1 l 0.24 0.65 0.80 1.40 0.65 recommended land pattern (unit: mm) 2.60 n1 n2 n1 n2 see detail a detail a pin #1 id and tie bar mark options note: the configuration of the pin #1 identifier is optional, but must be located within the zone indicated.
package information tx00035.000 sg micro corp www.sg - micro.com package outline dimensions sot - 23- 8 symbol dimensions in millimeters dimensions in inches min max min max a 1.050 1.250 0.041 0.049 a1 0.000 0.100 0.000 0.004 a2 1.050 1.150 0.041 0.045 b 0.300 0. 5 00 0.012 0.0 20 c 0.100 0.200 0.004 0.008 d 2.820 3.020 0.111 0.119 e 1.500 1.700 0.059 0.067 e1 2.650 2.950 0.104 0.116 e 0. 650 bsc 0.0 26 bsc e1 0.975 bsc 0.0 38 bsc l 0.300 0.600 0.012 0.024 recommended land pattern (unit: mm)
package information tx00010.000 sg micro corp www.sg - micro.com package outline dimensions soic - 8 symbol dimensions in millimeters dimensions in inches min max min max a 1.350 1.750 0.053 0.069 a1 0.100 0.250 0.004 0.010 a2 1.350 1.550 0.053 0.061 b 0.330 0.510 0.013 0.020 c 0.1 7 0 0.250 0.00 6 0.010 d 4.7 0 0 5. 1 00 0.18 5 0. 200 e 3.800 4.000 0.150 0.157 e1 5.800 6. 2 00 0.228 0.24 4 e 1.27 bsc 0.050 bsc l 0.400 1.270 0.016 0.050 0 8 0 8 d e e1 e b a a2 a1 c l recommended land pattern (unit: mm)
package information tx00019.001 sg micro corp www.sg - micro.com package outline dimensions tssop - 14 symbol dimensions in millimeters dimensions in inches min max min max a 1. 2 00 0.04 7 a1 0.0 5 0 0.150 0.00 2 0.006 a2 0.800 1.0 5 0 0.031 0.0 41 b 0.190 0.300 0.007 0.012 c 0.090 0.200 0.004 0.008 d 4 . 860 5 .100 0.191 0.201 e 4.300 4.500 0.169 0.177 e1 6.250 6.550 0.246 0.258 e 0.65 0 bsc 0.026 bsc l 0.500 0.700 0.02 0.028 h 0.25 typ 0.01 typ 1 7 1 7 e e1 d b a a1 a2 recommended land pattern (unit: mm) 5.94 0.42 1.78 0.65
package information tx10000.000 sg micro corp www.sg - micro.com tape and reel information note: the picture is only for reference. please make the object as the standard. key parameter list of tape and reel package type reel diameter reel width w1 (mm) a0 (mm) b0 (mm) k0 (mm) p0 (mm) p1 (mm) p2 (mm) w (mm) pin1 quadrant dd0001 sc70 -5 7 9.5 2.25 2.55 1.20 4.0 4.0 2.0 8.0 q3 sot -23-5 7 9.5 3.2 0 3.2 0 1.4 0 4.0 4.0 2.0 8.0 q3 tdfn - 22 -6l 7 9.5 2.30 2.30 1.10 4.0 4.0 2.0 8. 0 q1 sot -23-8 7 9.5 3.17 3.23 1.37 4.0 4.0 2.0 8.0 q3 soic -8 13 12.4 6.4 0 5.4 0 2.1 0 4.0 8.0 2.0 12.0 q1 tssop -14 13 12.4 6.95 5.6 0 1.2 0 4.0 8.0 2.0 12.0 q1 reel width (w1) reel diameter reel dimensions tape dimensions direction of feed p2 p0 w p1 a0 k0 b0 q1 q2 q4 q3 q3 q4 q2 q1 q3 q4 q2 q1
package information tx20000.000 sg micro corp www.sg - micro.com carton box dimensions note: the picture is only for reference. please make the object as the standard. key parameter list of carton box reel type length (mm) width (mm) height (mm) pizza/carton dd0002 7 (option) 368 227 224 8 7 442 410 224 18 13 386 280 370 5

▲Up To Search▲

Price & Availability of SGM8049-1BXC5GTR

	To Download SGM8049-1BXC5GTR Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .