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IP102 mar. 2004 rev0 - 1 - www.interpionsemi.com dual opamp-dual comparator and adj. shunt regulator the IP102/a is a monolithic ic that includes two operational amplifiers, two comparators and an adjustable shunt regulator. this device is offering space and cost saving in many applications like power supply management or data acquisition systems. operational amplifiers - low supply current : 200ua/amp - medium speed : 1.5mhz - low level output voltage close to v ee : 0.1v typ. comparators - low supply current : 200ua/amp(vcc = 5v) - low output saturation voltage 0.1v (io = 4ma) adjustable shunt regulator - adjustable output voltage : vref to 18v - sink current capability : 0.5 to 150ma - 1% voltage precision - latch-up immunity description features block diagram device package operating temp IP102a 16dip IP102a 16sop -40 o c ~ +85 o c ordering information 16dip 16sop
IP102 mar. 2004 rev0 - 2 - www.interpionsemi.com dual opamp-dual comparator and adj. shunt regulator pin descriptions no symbol i/o description 1 out1 o comparator 1 output 2 vin1- i comparator 1 inverting input 3 vin1+ i comparator 1 non-inverting input 4 vcc - positive supply voltage 5 vin2+ i op-amp 1 non-inverting input 6 vin2- i op-amp 1 inverting input 7 out2 o op-amp 1 output 8 vref - adjustable shunt regulator voltage reference 9 ik i adjustable shunt regulator cathode 10 out3 o op-amp 2 output 11 vin3- i op-amp 2 inverting input 12 vin3+ i op-amp 2 non-inverting input 13 vee - negative supply voltage 14 vin4+ i comparator 2 non-inverting input 15 vin4- i comparator 2 inverting input 16 out4 o comparator 2 output pin connections vin1+ vin1- out1 4 3 2 1 13 vcc IP102 9 10 11 12 ik 8 7 6 5 vref 14 15 16 vin2+ vin2 - out2 out3 vin3- vee vin + vin4+ vin4- out4
IP102 mar. 2004 rev0 - 3 - www.interpionsemi.com dual opamp-dual comparator and adj. shunt regulator total supply voltage section characteristics symbol conditions min typ max unit total supply current icc 0.8 1.5 ma vee = 0v, no load operational amplifiers input offset voltage vio 1 4.5 mv input offset current iio 50 na large signal voltage gain avd vcc=15v, vo=5~10v, rload =10k 60 100 db supply voltage rejection ratio svrr vcc= 5v to 15v 65 100 db common mode rejection ratio cmrr vcc=15v, vicm=0~(vcc)-1.8v 70 90 db output source current isource vo=2.5v, vid=+-1v 3 6 ma output sink current isink vo=2.5v, vid=+-1v 3 6 ma phase margin pm rload=10k,cload=100pf 55 degree output voltage high voh vcc=15v, rload=10k 12 13 v output voltage low vol rload=10k 100 150 mv slew rate sr vi=10v, vcc=12v,rload=10k,cloa d=100pf 0.5 0.75 v/us gain bandwidth gb rload=10k,cload=100pf,f =100khz 1.0 1.5 mhz total harmonic distortion thd 0.05 % input bias current iib 50 150 na parameter symbol value unit supply voltage vcc 18 v operating temperature topr -40 ~ +85 o c storage temperature tstg -65 ~ 150 o c absolute maximum ratings electrical characteristics ta = 25 o c, v cc = 5v, v ee = gnd (unless otherwise specified. )
IP102 mar. 2004 rev0 - 4 - www.interpionsemi.com dual opamp-dual comparator and adj. shunt regulator comparators characteristics symbol conditions min typ max unit input offset voltage vio 5 mv input offset current iio 50 na input bias current iib 200 na high level output current ioh vid = +1v, vcc=vo=15v 0.1 1 ua large signal voltage gain avd vcc+=15v, rload =15k, vo=1v to 11v 200 v/mv low level output voltage vol vid = -1v, isc = 4ma 100 400 mv output sink current isc vid = -1v, vo = 1.5v 6 16 ma input common mode voltage range vicm 0 (vcc) - 1.5 v differential input voltage vid vcc v adjustable shunt regulator cathode to anode voltage vka vref 18 v cathode current ik 0.5 150 ma reference input voltage vref IP102 2.475 2.5 2.525 v reference input voltage deviation dvref vka=vref, ik=10ma -40 o c < ta <85 o c 7 30 mv load regulation rload vka=vref,ik=10ma~100m a 20 50 mv minimum cathode current for regulation imin vka = vref 0.2 0.5 ma off-state cathode current ioff vka=18v, vref=0v 0.1 1 ua electrical characteristics ta = 25 o c, v cc = 5v, v ee =gnd (unless otherwise specified. )
IP102 mar. 2004 rev0 - 5 - www.interpionsemi.com dual opamp-dual comparator and adj. shunt regulator typical application
IP102 mar. 2004 rev0 - 6 - www.interpionsemi.com dual opamp-dual comparator and adj. shunt regulator electrical diagrams 05 101520 0.0 0.5 1.0 1.5 2.0 total supply current vs. supply voltage s u p p l y c u r r e n t ( m a ) supply voltage (v) -25 0 255075100 0.8 0.9 1.0 1.1 1.2 1.3 vcc=5v total supply current vs. temperature t o t a l s u p p l y c u r r e n t ( m a ) temperature ( o c) fig.1 : total supply current vs. supply voltage fig.2 : total supply current vs. temperature
IP102 mar. 2004 rev0 - 7 - www.interpionsemi.com dual opamp-dual comparator and adj. shunt regulator -25 0 255075100125 2.480 2.485 2.490 2.495 2.500 2.505 2.510 reference voltage vs. temperature r e f e r e n c e v o l t a g e ( v ) temperature ( o c) 0 100200300400500 0.0 0.5 1.0 1.5 2.0 2.5 3.0 minimum cathode current vs. reference voltage r e f e r e n c e v o l t a g e ( v ) cathode current (ua) fig.3 : reference voltage vs. temperature fig.4 : minimum cathode current vs. reference voltage
IP102 mar. 2004 rev0 - 8 - www.interpionsemi.com dual opamp-dual comparator and adj. shunt regulator 0 50100150200 2.40 2.45 2.50 2.55 2.60 dynamic impedance = 0.21ohm cathode current vs. reference voltage r e f e r e n c e v o l t a g e ( v ) cathode current (ma) 048 1216 0.0 0.5 1.0 1.5 2.0 op amp sink current vs. output voltage o u t p u t v o l t a g e ( v ) sink current (ma) fig.5 : cathode current vs. reference voltage fig.6 : op amp sink current vs. output voltage
IP102 mar. 2004 rev0 - 9 - www.interpionsemi.com dual opamp-dual comparator and adj. shunt regulator -25 0 255075100 -0.6 -0.4 -0.2 0.0 0.2 0.4 0.6 vcc=5v op amp input offset voltage vs. temperature i n p u t o f f s e t v o l t a g e ( m v ) temperature ( o c) -25 0 255075100 -0.6 -0.4 -0.2 0.0 0.2 0.4 0.6 vcc=5v comparator input offset voltage vs. temperature i n p u t o f f s e t v o l t a g e ( m v ) temperature ( o c) fig.7 : op amp input offset voltage vs. temperature fig.8 : comparator input offset voltage vs. temperature
IP102 mar. 2004 rev0 - 10 - www.interpionsemi.com dual opamp-dual comparator and adj. shunt regulator 048 1216 0.0 0.2 0.4 0.6 0.8 1.0 comparator source current vs. output voltage o u t p u t v o l t a g e ( v ) source current (ma) fig.9 : comparator source current vs. output voltage
IP102 mar. 2004 rev0 - 11 - www.interpionsemi.com dual opamp-dual comparator and adj. shunt regulator package dimension
IP102 mar. 2004 rev0 - 12 - www.interpionsemi.com dual opamp-dual comparator and adj. shunt regulator package dimension

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