5? features high current transfer ratio, 75% to 450% minimum current transfer ratio, 10% guaranteed at i f =1ma high collector-emitter voltage, bv ceo =70v long term stability industry standard dip package underwriters lab file #e52744 vde 0884 available with option 1 description the il201/202/203 are optically coupled pairs employing a gallium arsenide infrared led and a silicon npn phototransistor. signal information, including a dc level, can be transmitted by the device while maintaining a high degree of electrical isolation between input and output. the il201/202/ 203 can be used to replace relays and transformers in many digital interface applications, as well as analog applications such as crt modulation. maximum ratings emitter peak reverse voltage........................................ 6 v continuous forward current......................... 60 ma power dissipation at 25 c ......................... 100 mw derate linearly from 25 c ................... 1.33 mw/ c detector collector-emitter breakdown voltage, bv ceo ........................................................... 70 v emitter-collector breakdown voltage, bv eco ............................................................. 7 v collector-base breakdown voltage, bv cbo ......................................................... 70 v power dissipation ..................................... 200 mw derate linearly from 25 c ..................... 2.6 mw/ c package isolation test voltage (t=1 sec.) .......5300 vac rms total package dissipation at 25 c a (led + detector).................................... 250 mw derate linearly from 25 c ..................... 3.3 mw/ c creepage.................................................7 min mm clearance ................................................7 min mm storage temperature .................. ?5 c to +150 c operating temperature ............... ?5 c to +100 c lead soldering time at 260 c ....................10 sec. characteristics (0 c to 70 c unless otherwise speci?d) symbol min. typ. max. unit emitter forward voltage v f 1.2 1.5 v i f =20 ma forward voltage v f 1.0 1.2 v i f =1 ma breakdown voltage v f 620 vi r =10 m a reverse current i r 0.1 10 m av r =6 v t a =25 c detector hfe 100 200 v ce =5 v i c =100 m a bv ceo 70 v i c =100 m a bv eco 710 vi e =100 m a bv cbo 70 90 v i c =10 m a i ceo 550nav ce =10 v, t a =25 c package base current transfer ratio ctr cb 0.15 % i f =10 ma v cb =10 v v cesat 0.4 v i f =10 ma i c =2 ma dc current transfer ratio il201 IL202 il203 ctr ctr ctr 75 125 225 100 200 300 150 250 450 % % % i f =10 ma, v ce =10 v dc current transfer ratio il201 IL202 il203 ctr ctr ctr 10 30 50 % % % i f =1 ma, v ce =10 v dimensions in inches (mm) .010 (.25) .014 (.35) .110 (2.79 ) .150 (3.81 ) .130 (3.30) .150 (3.81) .020 (.051) min. .300 (7.62) typ. .031 (0.80) .035 (0.90) .100 (2.54) typ. .039 (1.00) min. .018 (0.45) .022 (0.55) . 248 (6.30) . 256 (6.50) .335 (8.50) .343 (8.70) pin one id 6 5 4 1 2 3 18 typ. .300 (7.62) .347 (8.82) 4 typ. 1 2 3 6 5 4 base collector emitter anode cathode nc il201/IL202/il203 phototransistor optocoupler
5? il201/202/203 figure 1. forward voltage versus forward current figure 2. normalized non-saturated and saturated ctr at t a =25 c versus led current figure 3. normalized non-saturated and saturated ctr at t a =50 c versus led current figure 4. normalized non-saturated and saturated ctr at t a =70 c versus led current 100 10 1 .1 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 if - forward current - ma vf - forward voltage - v ta = -55 c ta = 25 c ta = 100 c 100 10 1 .1 0.0 0.5 1.0 1.5 nctr(sat) nctr if - led current - ma normalized to: vce = 1 0v, if = 1 0ma ta = 25 c ctrce(sa t) v ce = 0.4 v nctr - normalized ctr 10 0 10 1 .1 0. 0 0.5 1. 0 1.5 nctr(sat) nctr if - le d current - m a normalized to: v ce = 10v, if = 10ma, ta = 25 c ta = 50 c ctrce(sat) vce = 0.4v nctr - normalized ctr 10 0 10 1 .1 0.0 0.5 1.0 1.5 nctr(sat) nctr if - led current - ma nctr - normalized ctr vce = 10v, if = 10ma ta = 25 c ta = 70 c ctrce(sat) vce = 0.4v normalized to: figure 5. normalized non-saturated and saturated ctr at t a =85 c versus led current figure 6. collector-emitter current versus temperature and led current figure 7. collector-emitter leakage current versus temperature figure 8. normalized ctrcb versus led current and temperature 100 10 1 .1 0.0 0.5 1.0 1.5 nctr(sat) nctr normalized to: vce = 10v, if = 10ma, ta = 25 c ta = 85 c ctrce(sat) vce = 0.4v if - led current - ma nctr - normalized ctr 60 50 40 30 20 10 0 0 5 10 15 20 25 30 35 50 c 70 c 85 c if - led current - ma ice - collector current - ma 25 c 100 80 60 40 20 0 -20 10 10 10 10 10 10 10 10 -2 -1 0 1 2 3 4 5 ta - ambient temperature - c iceo - collector-emitter - na typical vce = 10v .1 1 10 100 0.0 0.5 1.0 1.5 25 c 50 c 70 c if - led current - ma nctrcb - normalized ctrcb normalized to: if =10 ma vcb = 9.3 v ta = 25 c
5? il201/202/203 figure 12. propagation delay versus collector load resistor figure 13. normalized non-saturated and saturated ctrce versus led current figure 14. normalized non-saturated hfe versus base current and temperature 100 10 1 .1 1 10 100 1000 1.0 1.5 2.0 2.5 rl - collector load resistor - k w tplh - propagation delay - m s tplh tphl ta = 25 c, i f = 10ma vcc = 5 v, vth = 1. 5 v tplh - pr opag atio n delay - m s .1 1 10 100 0.0 0.5 1.0 1.5 2.0 vce = .4 v vce = 5 v if - led current - ma nctrce - normalized ctrce ta = 25 c vce = 5 v if = 1 ma normalized to: 1 10 100 1000 0.4 0.6 0.8 1.0 1.2 ib - base current - m a nhfe - normalized hfe ib = 20 m a vce = 10 v ta = 25 c -20 c 25 c 50 c 70 c normalized to: figure 9. collector base photocurrent versus led current figure 10. normalized photocurrent versus if and temperature figure 11. normalized saturated hfe versus base current and temperature 100 10 1 .1 .01 .1 1 10 100 1000 g if - led current - ma icb - collector base photocurrent - m a icb = 1.0357 *if ^1.3631 ta = 25 c 100 10 1 .1 .01 .1 1 10 nib-ta= 20 c nib,ta=25 c nib,ta=50 c nib,ta=70 c if - led c urrent - m a n orma lized photocurrent normalized to: if = 10ma, ta = 25 c 1 10 100 1000 0.0 0.5 1.0 1.5 2.0 25 c 50 c 70 c ib - base current - m a nhfe(sat) - normalized saturated hfe normalized to: ib = 20 m a vce = 10 v ta = 25 c vce = 0.4 v
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