1/9 operational amplifier n low input offset voltage : 0.5mv typ.for tsm103a n low supply current : 350 m a/op. (@ v cc = 5v) n medium bandwidth (unity gain) : 0.9mhz n large output voltage swing : 0v to (v cc - 1.5v) n input common mode voltage range includes ground n wide power supply range : 3 to 32v 1.5 to 16v voltage reference n fixed output voltage reference 2.5v n 0.4% and 1% voltage precision n sink current capability : 1 to 100ma n typical output impedance : 0.2 w description the tsm103 is a monolithic ic that includes one independent op-amp and another op-amp for which the non inverting input is wired to a 2.5v fixed voltage reference. this device is offering space and cost saving in many applications like power supply management or data acquisition systems. order code d = small outline package (so) - also available in tape & reel (dt) pin connections (top view) part number temperature range package d tsm103i/ai -40c, +105c d so8 (plastic micropackage) 1 2 3 4 5 6 7 8 output 1 v cc + non-inverting input 1 inverting input 1 output 2 non-inverting input 2 inverting input 2 v cc - op1 op2 + + - - vref tsm103/a dual operational amplifier and voltage reference january 2003 not for new design - replaced by tsm103w obsolete product(s) - obsolete product(s)
tsm103/a 2/9 absolute maximum ratings electrical characteristics symbol parameter value unit v cc supply voltage 36 v v id differential input voltage 36 v v i input voltage -03. to +36 v t oper operating free-air temperature range -55 to +125 c t j maximum junction temperature 150 c r thja thermal resistance junction to ambient (so package) 175 c/w symbol parameter min. typ. max. unit i cc total supply current, excluding current in the voltage reference vcc+ = 5v, no load tmin. < tamb < tmax. vcc+ = 30v, no load tmin. < tamb < tmax 0.7 1.2 2 ma obsolete product(s) - obsolete product(s)
tsm103/a 3/9 operator 2 (independent op-amp) v cc + = +5v, v cc = ground, v o = 1.4v,t amb = 25c (unless otherwise specified) symbol parameter min. typ. max. unit v io input offset voltage tsm103, t amb = 25c t min. t amb t max. tsm103a, t amb = 25c t min. t amb t max. 1 0.5 4 5 2 3 mv dv io input offset voltage drift 7 m v/c i io input offset current t min. t amb t max. 230 50 na i ib input bias current t min. t amb t max 20 150 200 na avd large signal voltage gain v cc = 15v, r l = 2k, vo = 1.4v to 11.4v t min. t amb t max. 50 25 100 v/mv svr supply voltage rejection ratio v cc = 5v to 30v 65 100 db vicm input common mode voltage range v cc = +30v - see note 1) t min. t amb t max. 1. the input common-mode voltage of either input signal voltage should not be allowed to go negative by more than 0.3v. the uppe r end of the common-mode voltage range is v cc + - 1.5v. but either of both inputs can go to +36v without damage. 0 0 (v cc + ) -1.5 (v cc + ) -2 v cmr common mode rejection ratio t min. t amb t max. 70 60 85 db i source output current source v cc = +15v, vo = 2v, v id = +1v 20 40 ma i o short circuit to ground v cc = +15v 40 60 ma i sink output current sink v id = -1v, v cc = +15v, v o = 2v 10 20 ma v oh high level output voltage v cc + = 30v t amb = 25c, r l = 10k t min. t amb t max. 27 27 28 v v ol low level output voltage r l = 10k t min. t amb t max. 520 20 mv sr slew rate at unity gain v i = 0.5 to 3v, v cc = 15v r l = 2k, c l = 100pf, unity gain 0.2 0.4 v/ m s gbp gain bandwidth product v cc = 30v,r l = 2k, c l = 100pf f = 100khz, v in = 10mv 0.5 0.9 mhz thd total harmonic distortion f = 1khz a v = 20db,r l = 2k, v cc = 30v c l = 100pf, v o = 2v pp 0.02 % obsolete product(s) - obsolete product(s)
tsm103/a 4/9 operator 1 (op-amp with non-inverting input connected to the internal vref) v cc + = +5v, v cc - = ground, t amb = 25c (unless otherwise specified) symbol parameter min. typ. max. unit v io input offset voltage v icm = 0v tsm103, t amb = 25c t min. t amb t max. tsm103a, t amb = 25c t min. t amb t max. 1 0.5 4 5 2 3 mv dv io input offset voltage drift 7 m v/c i ib input bias current negative input 20 na avd large signal voltage gain v icm = 0v v cc = 15v, r l = 2k 100 v/mv svr supply voltage rejection ratio v icm = 0v v cc + = 5v to 30v 65 100 db i source output current source v o = 2v v cc = +15v, v id = +1v 20 40 ma i o short circuit to ground v cc = +15v 40 60 ma i sink output current sink v id = -1v, v cc = +15v, v o = 2v 10 20 ma v oh high level output voltage v cc + = 30v t amb = 25c, r l = 10k t min. t amb t max. 27 27 28 v v ol low level output voltage r l = 10k t min. t amb t max. 520 20 mv sr slew rate at unity gain v i = 0.5 to 2v, v cc = 15v r l = 2k, c l = 100pf, unity gain 0.2 0.4 v/ m s gbp gain bandwidth product v cc = 30v,r l = 2k, c l = 100pf f = 100khz, v in = 10mv 0.5 0.9 mhz thd total harmonic distortion f = 1khz a v = 20db,r l = 2k, v cc = 30v c l = 100pf, v o = 2v pp 0.02 % obsolete product(s) - obsolete product(s)
tsm103/a 5/9 voltage reference symbol parameter value unit i k cathode current 1 to 100 ma symbol parameter min. typ. max. unit v ref reference input voltage tsm103, t amb = 25c t min. t amb t max. tsm103a, t amb = 25c t min. t amb t max. 2.475 2.45 2.49 2.48 2.5 2.5 2.525 2.55 2.51 2.52 v d v ref reference input voltage deviation over temperature range v ka = v ref ; i k = 10ma t min. t amb t max. 730 mv i min minimum cathode current for regulation v ka = v ref 0.5 1 ma |z ka | dynamic impedance - note 1) v ka = v ref , d i k = 1 to 100ma, f < 1khz 1. the dynamic impedance is defined as [z ka | = d v ka / d i k 0.2 0.5 w obsolete product(s) - obsolete product(s)
tsm103/a 6/9 operational amplifiers -0.01 -0.005 0 0.005 0.01 0.015 source <= i (a) => sink 0 200 400 600 800 1000 thousands unit freq unit frequency = f(i) vcc=+/-15v, rl=2k, cl=100pf -0.01 -0.005 0 0.005 0.01 0.015 source <= i (a) => sink 0 100 200 300 400 500 600 700 800 thousands gbp gbp = f(i) vcc=+/-15v, rl=2k, cl=100pf -0.01 -0.005 0 0.005 0.01 0.015 source <= i (a) => sink 0 10 20 30 40 50 60 phase margin (deg) -14 -12 -10 -8 -6 -4 -2 0 gain margin (db) phase and gain margin = f(i) vcc=+/-15v, rl=2k, cl=100pf obsolete product(s) - obsolete product(s)
tsm103/a 7/9 10 100 1000 10000 frequency (hz) 0.005 0.006 0.007 0.008 0.009 0.01 0.011 0.012 0.013 0.014 thd(%) total harmonic distorsion thd = f(freq) 0.01 0.1 1 10 100 frequency (hz) 0 10 20 30 40 50 60 70 noise(nv/sqr(hz)) noise = f(frequency) -3 -2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5 3 vio (mv) 0 10 20 30 40 50 60 70 distribution (%) vio distribution - operator 1 vcc+=5v, vcc-=0v obsolete product(s) - obsolete product(s)
tsm103/a 8/9 -3 -2.5 -2 -1.5 -1 -0.5 0 0.5 1 1.5 2 2.5 3 vio (mv) 0 10 20 30 40 50 60 70 distribution (%) vio distribution - operator 2 vcc+=5v, vcc-=0v 0.0002 0.002 0.02 0.2 cathode current ik (amps) 0.5 1 1.5 2 2.5 3 vref (v) vref = f(ik) 1e-10 1e-9 1e-8 1e-7 1e-6 1e-5 capacitor(f) 0 0.01 0.02 0.03 0.04 0.05 0.06 current (amps) vref stability = f(i,c) unstable stable obsolete product(s) - obsolete product(s)
tsm103/a 9/9 package mechanical data 8 pins - plastic micropackage (so) dim. millimeters inches min. typ. max. min. typ. max. a 1.75 0.069 a1 0.1 0.25 0.004 0.010 a2 1.65 0.065 a3 0.65 0.85 0.026 0.033 b 0.35 0.48 0.014 0.019 b1 0.19 0.25 0.007 0.010 c 0.25 0.5 0.010 0.020 c1 45 (typ.) d 4.8 5.0 0.189 0.197 e 5.8 6.2 0.228 0.244 e 1.27 0.050 e3 3.81 0.150 f 3.8 4.0 0.150 0.157 l 0.4 1.27 0.016 0.050 m 0.6 0.024 s 8 (max.) information furnished is believed to be accurate and reliable. however, stmicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result f rom its use. no license is granted by implication or otherwise under any patent or patent rights of stmicroelectronics. specificati ons mentioned in this publication are subject to change without notice. this publication supersedes and replaces all information previously supplied. stmicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of stmicroelectronics. the st logo is a registered trademark of stmicroelectronics ? 2003 stmicroelectronics - all rights reserved stmicroelectronics group of companies australia - brazil - china - finland - france - germany - hong kong - india - italy - japan - malaysia - malta - morocco singapore - spain - sweden - switzerland - united kingdom http://www.st.com obsolete product(s) - obsolete product(s)
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