6 1 6 1 6 1 description the cnx35u, cnx36u cnx38u and cnx39u are optically coupled isola- tors consisting of an infrared emitting gaas diode and a silicon npn photo- transistor with accessible base. these devices are housed in 6-pin dual-in- line packages (dip). cnx35u cnx36u cnx38u cnx39u applications ? power supply regulators ? digital logic inputs ? microprocessor inputs ? appliance sensor systems ? industrial controls features ? high output/input dc current transfer ratio ? low saturation voltage ? ul recognized (file # e90700) ? vde recognized (file # 94766) -ordering option ?300? (e.g. cnx35u.300) 1 2 6 5 col 4 emitter base anode cathode 3 schematic parameters symbol device value units total device t stg all -55 to +150 c storage temperature operating temperature t opr all -40 to +100 c lead solder temperature t sol all 260 for 10 sec c emitter continuous reverse voltage v r all 5 v continuous forward current i f all 100 ma forward current - peak (10 s pulse, = 0.01) i f (pk) all 3.0 a total power dissipation up to 25c ambient p d all 200 mw derate linearly from 25c all 2.0 mw/c detector cnx38u 80 collector to emitter voltage (open base) v ceo cnx35u, cnx36u, cnx39u 30 v cnx38u 120 collector to base voltage (open emitter) v cbo cnx35u, cnx36u, cnx39u 70 v emitter to collector voltage (open base) v eco all 7 v dc collector current i c all 100 ma detector power dissipation up to 25c ambient p d all 200 mw derate linearly from 25c all 2.0 mw/c ? ? 2001 fairchild semiconductor corporation ds300401 5/23/01 1 of 8 www.fairchildsemi.com 6-pin phototransistor optocouplers
parameters test conditions symbol device min typ max units emitter input forward voltage i f = 10 ma v f all 1.15 1.5 v reverse current v r = 5 v i r all 10 a detector v ce = 10 v cnx35u, cnx36u,cnx39u 250 na v ce = 50 v i ceo cnx38u 2 50 na leakage current collector to emitter v ce = 10 v, t a = 70c cnx35u, cnx36u,cnx39u 10 a v ce = 50 v, t a = 70c cnx38u 10 a v ce = 10 v i cbo all 20 na breakdown voltage collector to emitter i c = 1 ma, i f = 0 bv ceo cnx35u, cnx36u,cnx39u 30 v cnx38u 80 collector to base i c = 0.1 ma, i f = 0 bv cbo cnx35u, cnx36u,cnx39u 70 v cnx38u 120 emitter to collector i e = 0.1 ma, i f = 0 bv eco all 7 v individual component characteristics electrical characteristics (t a = 25 c unless otherwise specified.) www.fairchildsemi.com 2 of 8 5/23/01 ds300401 characteristic test conditions symbol min typ max units input-output isolation voltage t = 1 min. v iso 5,300 v rms isolation resistance v i-o = 500 vdc r iso 110 t ! isolation capacitance if =0, v = 0v, f = 1 mhz c iso 0.6 1.3 pf isolation characteristics 6-pin phototransistor optocouplers cnx35u cnx36u cnx38u cnx39u
dc characteristics test conditions symbol device min typ max units cnx35u 40 160 i f = 10 ma, v ce = 0.4 v cnx39u 60 100 output/input current transfer ratio cnx36u 80 200 i f = 10 ma, v ce = 10 v ctr cnx38u 70 210 % i f = 16 ma, v ce = 0.4 v 50 i f = 2 ma, v ce = 5 v all 15 i f = 10 ma, i c = 2 ma cnx35u, cnx39u 0.15 0.4 collector-emitter saturation voltage i f = 10 ma, i c = 4 ma v ce(sat) cnx36u 0.19 0.4 v i f = 16 ma, i c = 2 ma cnx38u 0.2 0.4 ac characteristics test conditions symbol device min typ max units non-saturated switching times cnx35u 20 turn-on time r l = 100 ? , i c = 2 ma, v cc = 5 v t on cnx39u 20 s see fig. 1 and fig. 2 cnx36u 20 r l = 100 ? , i c = 4 ma, v cc = 5 v cnx38u 20 cnx35u 20 turn-off time r l = 100 ? , i c = 2 ma, v cc = 5 v t off cnx39u 20 s see fig. 1 and fig. 2 cnx36u 20 r l = 100 ? , i c = 4 ma, v cc = 5 v cnx38u 20 saturated switching times cnx35u 50 turn-on time r l = 1 k ? , i c = 2 ma, v cc = 5 v t on cnx39u 50 s see fig. 1 and fig. 2 cnx36u 50 r l = 1 k ? , i c = 4 ma, v cc = 5 v cnx38u 50 cnx35u 50 turn-off time r l = 1 k ? , i c = 2 ma, v cc = 5 v t off cnx39u 50 s see fig. 1 and fig. 2 cnx36u 50 r l = 1 k ? , i c = 4 ma, v cc = 5 v cnx38u 50 transfer characteristics (t a = 25c unless otherwise specified.) ds300401 5/23/01 3 of 8 www.fairchildsemi.com 6-pin phototransistor optocouplers cnx35u cnx36u cnx38u cnx39u
v i 0 0 t on t off 10% 90% fig. 2 switching test waveforms +v cc v o v i r l 50 ? fig. 1 switching test circuit v o fig. 3 led forward voltage vs. forward current fig. 5 normalized ctr vs. temperature fig. 6 ctr vs. rbe (unsaturated) fig. 4 normalized ctr vs. forward current i f - led forward current (ma) 1 10 100 v f - forward voltage (v) 1.0 1.2 1.4 1.6 1.8 t a = -55 o c t a = 25 o c t a = 100 o c forward current - i f (ma) 0 5 10 15 20 normalized ctr 0.0 0.5 1.0 1.5 normalized to i f = 10ma v ce = 5.0v t a = 25 o c ambient temperature t a - ( o c) -75 -50 -25 0 25 50 75 100 125 normalized ctr 0.2 0.4 0.6 0.8 1.0 1.2 normalized to ctr at: i f =10ma v ce = 5v t a = 25 o c i f = 10ma i f = 5ma i f = 20ma r be - base resistance (k ?) 10 100 1000 normalized ctr ( ctr rbe / ctr rbe(open) ) 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 v ce = 5.0v i f = 20ma i f = 10ma i f = 5ma www.fairchildsemi.com 4 of 8 5/23/01 ds300401 6-pin phototransistor optocouplers cnx35u cnx36u cnx38u cnx39u
fig. 7 ctr vs. rbe (saturated) fig. 8 normalized t on vs. r be fig. 9 normalized t off vs. r be fig. 10 switching speed vs. load resistor r be - base resistance (k ?) 10 100 1000 normalized ctr ( ctr rbe / ctr rbe(open) ) 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 i f = 20ma i f = 10ma i f = 5ma v ce = 0.3v r be - base resistance (k ? ) 10 100 1000 10000 100000 normalized t on - (t on(r be ) / t on(open) ) 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 ? v cc = 10v i c = 2ma r l = 100 r be - base resistance (k ? ) 10 100 1000 10000 normalized t off 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 ? v cc = 10v i c = 2ma r l = 100 normalized to t off at rbe = open r l - load resistor (k ? ) 0.1 1 10 100 switching speed - ( s) 0.1 1 10 100 1000 v cc = 10v i c = 2ma r l = 100 ? t off t f t on t r fig. 11 collector-emitter saturation voltage as a function of collector current i c - (ma) 0.01 0.1 1 10 v cesat - (v) 0.001 0.01 0.1 1 10 i b = 0; t a = 25 o c i f = 2.5ma i f = 10ma i f = 5ma i f = 20ma ds300401 5/23/01 5 of 8 www.fairchildsemi.com 6-pin phototransistor optocouplers cnx35u cnx36u cnx38u cnx39u
note all dimensions are in inches (millimeters) lead coplanarity : 0.004 (0.10) max 0.270 (6.86) 0.240 (6.10) 0.350 (8.89) 0.330 (8.38) 0.300 (7.62) typ 0.405 (10.30) max 0.315 (8.00) min 0.016 (0.40) min 2 5 pin 1 id. 0.016 (0.41) 0.008 (0.20) 0.100 (2.54) typ 0.022 (0.56) 0.016 (0.41) 0.070 (1.78) 0.045 (1.14) 0.200 (5.08) 0.165 (4.18) 4 3 0.020 (0.51) min 1 6 0.100 (2.54) typ 0.020 (0.51) min 0.350 (8.89) 0.330 (8.38) 0.270 (6.86) 0.240 (6.10) pin 1 id. 0.022 (0.56) 0.016 (0.41) 0.070 (1.78) 0.045 (1.14) 0.200 (5.08) 0.135 (3.43) 0.300 (7.62) typ 0 to 15 0.154 (3.90) 0.100 (2.54) seating plane 0.016 (0.40) 0.008 (0.20) seating plane 0.016 (0.40) 0.008 (0.20) 0.070 (1.78) 0.045 (1.14) 0.350 (8.89) 0.330 (8.38) 0.154 (3.90) 0.100 (2.54) 0.200 (5.08) 0.135 (3.43) 0.004 (0.10) min 0.270 (6.86) 0.240 (6.10) 0.400 (10.16) typ 0 to 15 0.022 (0.56) 0.016 (0.41) 0.100 (2.54) typ 0.070 (1.78) 0.060 (1.52) 0.030 (0.76) 0.100 (2.54) 0.295 (7.49) 0.415 (10.54) package dimensions (surface mount) package dimensions (through hole) package dimensions (0.4?lead spacing) recommended pad layout for surface mount leadform 6-pin phototransistor optocouplers www.fairchildsemi.com 6 of 8 5/23/01 ds300401 cnx35u cnx36u cnx38u cnx39u
note all dimensions are in inches (millimeters) 6-pin phototransistor optocouplers ds300401 5/23/01 7 of 8 www.fairchildsemi.com s .s surface mount lead bend sd .sd surface mount; tape and reel w .w 0.4? lead spacing 300 .300 vde 0884 300w .300w vde 0884, 0.4? lead spacing 3s .3s vde 0884, surface mount 3sd .3sd vde 0884, surface mount, tape & reel option order entry identifier description 4.0 0.1 ?1.55 0.05 user direction of feed 4.0 0.1 1.75 0.10 7.5 0.1 16.0 0.3 12.0 0.1 0.30 0.05 13.2 0.2 4.85 0.20 0.1 max 10.30 0.20 9.55 0.20 ?1.6 0.1 carrier tape specifications (?d? taping orientation) ordering information cnx35u cnx36u cnx38u cnx39u
marking information re?w pro?e (black package, no suf?) cnx35u v xx yy k 1 2 6 4 3 5 de?itions 1 fairchild logo 2 device number 3 vde mark (note: only appears on parts ordered with vde option ?see order entry table) 4 two digit year code, e.g., ?3 5 two digit work week ranging from ?1 to ?3 6 assembly package code peak reflow temperature: 225 c (package surface temperature) time of temperature higher than 183 c for 60 150 seconds one time soldering reflow is recommended 215 c, 10 30 s 225 c peak time (minute) 0 300 250 200 150 100 50 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 temperature ( c) time above 183 c, 60 150 sec ramp up = 3 c/sec
disclaimer fairchild semiconductor reserves the right to make changes without further notice to any products herein to improve reliability, function or design. fairchild does not assume any liability arising out of the application or use of any product or circuit described herein; neither does it convey any license under its patent rights, nor the rights of others. trademarks the following are registered and unregistered trademarks fairchild semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. life support policy fairchild?s products are not authorized for use as critical components in life support devices or systems without the express written approval of fairchild semiconductor corporation. as used herein: 1. life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, or (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. 2. a critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. product status definitions definition of terms datasheet identification product status definition advance information preliminary no identification needed obsolete this datasheet contains the design specifications for product development. specifications may change in any manner without notice. this datasheet contains preliminary data, and supplementary data will be published at a later date. fairchild semiconductor reserves the right to make changes at any time without notice in order to improve design. this datasheet contains final specifications. fairchild semiconductor reserves the right to make changes at any time without notice in order to improve design. this datasheet contains specifications on a product that has been discontinued by fairchild semiconductor. the datasheet is printed for reference information only. formative or in design first production full production not in production isoplanar? littlefet? microcoupler? microfet? micropak? microwire? msx? msxpro? ocx? ocxpro? optologic ? optoplanar? pacman? pop? fast ? fastr? fps? frfet? globaloptoisolator? gto? hisec? i 2 c? i-lo ? implieddisconnect? rev. i13 acex? activearray? bottomless? coolfet? crossvolt ? dome? ecospark? e 2 cmos? ensigna? fact? fact quiet series? power247? poweredge? powersaver? powertrench ? qfet ? qs? qt optoelectronics? quiet series? rapidconfigure? rapidconnect? serdes? silent switcher ? smart start? spm? stealth? superfet? supersot?-3 supersot?-6 supersot?-8 syncfet? tinylogic ? tinyopto? trutranslation? uhc? ultrafet ? vcx? across the board. around the world.? the power franchise ? programmable active droop?
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