unisonic technologies co., ltd um603/a linear integrated circuit www.unisonic.com.tw 1 of 6 copyright ? 2009 unisonic technologies co., ltd qw-r105-031.d dual operational amplifier and current controller ? description the utc um603/a is a monolithic ic that includes one independent op-amp and another op-amp for witch 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 ? features operational amplifier *low input offset voltage: 0.5mv typ. for utc um603a *low supply current: 350ua/op.(@ v cc = 5 v) *medium bandwidth(unity gain): 0.9mhz *large output voltage swing: 0 v ~ (v cc -1.5 v) *input common mode voltage range incl udes ground *wide power supply range: 3v ~ 32v 1.5 ~ 16v voltage reference *fixed output voltage reference 2.5v *0.4% and 1% voltage precision *sink current capability : 1 ~ 100ma *typical output impedance : 0.2 ? lead-free: um603l/um603al halogen-free: um603g/um603ag ? ordering information ordering number normal lead free halogen free package packing um603-p08-r um603l-p08-r um603g -p08-r tssop-8 tape reel um603-s08-r um603l-s08-r um 603g-s08-r sop-8 tape reel UM603A-P08-R um603al-p08-r um603a g-p08-r tssop-8 tape reel um603a-s08-r um603al-s08-r um603a g-s08-r sop-8 tape reel um603l-p08-r (1)packing type (2)package type (3)lead plating (1) r: tape reel (2) p08: tssop-8, s08: sop-8 (3) g: halogen free, l: lead free, blank: pb/sn
um603/a linear integrated circuit unisonic technologies co., ltd 2 of 6 www.unisonic.com.tw qw-r105-031.d ? pin configuration ? pin description pin no pin name i/o pin description 1 output 1 o op1 output 2 inverting input1 i op1 inverting input 3 non-inverting input1 o a 2.5v fixed voltage re ference output, wired to op1 non-inverting input 4 v cc - 5 non-inverting input2 i op2 non-inverting input 6 inverting input2 i op2 inverting input 7 output 2 o op2 output 8 v cc +
um603/a linear integrated circuit unisonic technologies co., ltd 3 of 6 www.unisonic.com.tw qw-r105-031.d ? absolute maximum ratings parameter symbol rating unit supply voltage v cc 36 v differential input voltage v i(diff) 36 v input voltage v in -0.3 ~ +36 v junction temperature t j +125 c operating temperature t opr -55 ~ +125 c note: absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only an d functional device operat ion is not implied. ? thermal data parameter symbol rating unit sop-8 175 thermal resistance junction to ambient tssop-8 ja 120 c/w ? electrical characteristics parameter symbol test conditions min typ. max unit v cc + =5v, no load, t min t a t max 0.7 1.2 total supply current, excluding current in the voltage reference i cc v cc + =30v, no load, t min t a t max 2 ma v cc +=+5v, v cc =ground, t a =25 c (unless otherwise specified) parameter symbol test conditions min typ max unit operator1 (op-amp with non-inverting input connected to the internal v ref ) um603a v i(cm) =0v t a =25 c t min ta t max 0.5 2 3 mv input offset voltage um603 v i(off) v i(cm) =0v t a =25 c t min ta t max 1 4 5 mv input offset voltage drift dv i(off) 7 v/ c input bias current i i(bias) negative input 20 na large signal voltage gain avd v i(cm) =0v v cc =15v, r l =2k 100 v/mv supply voltage rejection ratio svr v i(cm) =0v v cc =5v ~30v 65 100 db output current source i source v out =2v v cc =+15v, vid=+1v 20 40 ma short circuit to ground i sc v cc =+15v 40 60 ma output current sink i sink vid=-1v, v cc =+15v, v out =2v 10 20 ma high level output voltage v oh v cc + =30v t a =25 , r l =10k t min t a t max 27 27 28 v low level output voltage v ol r l =10k t min t a t max 5 20 20 mv slew rate at unity gain sr v in =0.5 ~ 3v, v cc =15v r l =2k, c l =100pf, unity gain 0.2 0.4 v/ s gain bandwidth product g bp v cc =30v, r l =2k, c l =100pf f=100khz, v in =10mv 0.5 0.9 mhz total harmonic distortion thd f=1khz av=20db, r l =2k, v cc =30v c l =100pf, v out =2v pp 0.02 %
um603/a linear integrated circuit unisonic technologies co., ltd 4 of 6 www.unisonic.com.tw qw-r105-031.d ? electrical characteristics(cont.) v cc +=+5v, v cc =ground, v out =1.4v, ta=25 c (unless otherwise specified) parameter symbol test conditions min typ max unit operator2 (independent op-amp)(note 1) um603a t a =25 c t min t a t max 0.5 2 3 mv input offset voltage um603 v i(off) ta=25 c t min ta t max 1 4 5 mv input offset voltage drift dv i(off) 7 v/ c input offset current i i(off) t min t a t max 2 30 50 na input bias current i i(bias) t min t a t max 20 150 200 na large signal voltage gain avd v cc =15v, r l =2k, v out =1.4v~11.4v t min t a t max 50 25 100 v/mv supply voltage rejection ratio svrr v cc =5v ~30v 65 100 db v cc =+30v (note 1) 0 (v cc + )-1.5 input common mode voltage range v i(cm) t min t a t max 0 (v cc + )-2 v common mode rejection ratio cmrr t min t a t max 70 60 85 db output current source i o(source) v cc =+15v, v out =2v, vjd=+1v 20 40 ma short circuit to ground i sc v cc =+15v 40 60 ma output current sink i o(sink) vid=-1v, v cc =+15v, v out =2v 10 20 ma high level output voltage v oh v cc + =30v t a =25 , r l =10k t min ta t max 27 27 28 v low level output voltage v ol r l =10k t min ta t max 5 20 20 mv slew rate at unity gain sr v in =0.5 ~ 3v, v cc =15v r l =2k, c l =100pf, unity gain 0.2 0.4 v/ s gain bandwidth product gbp v cc =30v, r l =2k, c l =100pf f=100khz, v in =10mv 0.5 0.9 mhz total harmonic distortion thd f=1khz av=20db, r l =2k, vcc=30v, c l =100pf, v out =2vpp 0.02 % ? voltage reference parameter symbol value unit cathode current ik 1 ~ 100 ma parameter symbol test conditions min typ max unit um603a 0.4%, t a =25 c t min t a t max , v ka =v ref , i ka =10ma 2.49 2.48 2.5 2.51 2.52 v reference input voltage um603 v ref 1%, t a =25 c t min t a t max , v ka =v ref , i ka =10ma 2.475 2.45 2.5 2.525 2.55 reference input voltage deviation over temperature range v ref v ka =v ref ; ik=10ma t min t a t max 7 30 mv minimum cathode current for regulation i min v ka =v ref 0.5 1 ma dynamic impedance(note 2) z O ka O v ka =v ref , ik=1 ~100ma, f<1khz 0.2 0.5 ? note: 1. 2. the input common-mode voltage of either input signal voltage should not be allowed to go negative by more than 0.3v. the upper end of the common- mode voltage range is vcc+ -1.5v. but either of both inputs can goto +36v without damage. the dynamic impedance is defined as zka = ka/ ik
um603/a linear integrated circuit unisonic technologies co., ltd 5 of 6 www.unisonic.com.tw qw-r105-031.d ? typical characteristics unit frequency=f(i) 1000 0 200 600 800 -0.01 source<= i(a) =>sink -0.005 00.005 0.015 0.01 400 gbp=f(i) 0 200 600 800 -0.01 source<= i(a) =>sink -0.005 00.005 0.015 0.01 400 vcc=+/-15v, r l =2k, c l =100pf vcc=+/-15v, r l =2k, c l =100pf 700 500 100 300 phase and gain margin=f(i) 0 10 20 30 40 50 60 -0.01 0.015 -0.005 0 0.005 0.01 0 -2 -4 -6 -8 -10 -12 -14 vcc=+/-15v, r l =2k, c l =100pf source<= i(a) =>sink total harmonic distorsion thd=f(freq) 0.014 0.005 0.006 0.007 0.008 0.009 0.01 0.011 0.012 0.013 10 100 1000 10000 frequency (hz) total harmonic distorsion thd=f(freq) 70 0 10 20 30 40 50 60 0.01 0.1 1 10 frequency (hz) 100 vio distribution-operator 1 vcc+=5v,vcc-=0v 70 0 10 20 30 40 50 60 -3 -2.5 -1 0.5 input offset voltage, v i(off) (mv) 3 -2 -1.5 -0.5 0 1 1.5 2 2.5 phase margin(deg) gain margin(db)
um603/a linear integrated circuit unisonic technologies co., ltd 6 of 6 www.unisonic.com.tw qw-r105-031.d ? typical characteristics(cont.) v i(off) distribution-operator 2 vcc+=5v,vcc-=0v 70 0 10 20 30 40 50 60 v i(off) (mv) -3 -2.5 0.5 3 -2 -1.5 -1 -0.5 0 1 1.5 2 2.5 v ref =f(ik) 3 0.5 1 1.5 2 2.5 0.0002 0.002 0.02 cathode current ik(a) 0.2 v ref stability=f(i,c) 0 0.01 0.02 0.03 0.04 0.05 0.06 1e-10 1e-9 1e-8 1e-7 capacitor (f) 1e-6 1e-5 unstable stable utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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