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fod073l ?lvttl/lvcmos compatible low input current high gain split darlington optocoupler ?004 fairchild semiconductor corporation www.fairchildsemi.com fod073l rev. 1.0 april 2009 fod073l l vttl/lvcmos compatible low input current high gain split darlington optocoupler features low power consumption low input current: 0.5ma dual channel 8-pin soic package high ctr: 400% minimum high cmr: 10kv/? guaranteed performance over temperature 0? to 70? u .l. recognized (file # e90700) l vttl/lvcmos compatible output applications digital logic ground isolation ?lvttl/lvcmos t elephone ring detector eia-rs-232c line receiver high common mode noise line receiver ? bus isolation current loop receiver description the fod073l optocoupler consists of an algaas led optically coupled to a high gain split darlington photo- detector. this device is speci?d to operate at a 3.3v supply voltage. an integrated emitter ?base resistor provides superior stability over temperature. the combination of a very low input current of 0.5ma and a high current transfer ratio of 2000% (typical) makes this device particularly useful for input interface to mos, cmos, lsttl and eia rs232c, while output compatibility is ensured to lvcmos as well as high f an-out lvttl requirements. an internal noise shield provides exceptional common mode rejection of 10kv/?. schematic package outline 1 2 3 4 5 6 7 8 + _ v f1 v cc v 01 v 02 gnd v f2 _ + t ruth table led v o on low off high
?004 fairchild semiconductor corporation www.fairchildsemi.com fod073l rev. 1.0 2 fod073l ?lvttl/lvcmos compatible low input current high gain split darlington optocoupler absolute maximum ratings (no derating required up to 85?) stresses exceeding the absolute maximum ratings may damage the device. the device may not function or be operable above the recommended operating conditions and stressing the parts to these levels is not recommended. in addition, extended exposure to stresses above the recommended operating conditions may affect device reliability. the absolute maximum ratings are stress ratings only. symbol parameter value units t stg storage temperature -40 to +125 ? t opr operating temperature -40 to +85 ? t sol lead solder temperature (wave solder only. see re?w pro?e for surface mount devices) 260 for 10 sec ? emitter i f (avg) dc/average forward input current each channel 20 ma i f (pk) peak forward input current (50% duty cycle, 1ms p.w.) each channel 40 ma i f (trans) peak transient input current ( 1? p. w., 300 pps) each channel 1.0 a v r reverse input voltage each channel 5 v p d input power dissipation each channel 35 mw detector i o (avg) average output current each channel 60 ma v eb emitter-base reverse voltage (fod070l, fod270l) each channel 0.5 v v cc , v o supply voltage, output voltage each channel -0.5 to 7 v p d output power dissipation each channel 100 mw
?004 fairchild semiconductor corporation www.fairchildsemi.com fod073l rev. 1.0 3 fod073l ?lvttl/lvcmos compatible low input current high gain split darlington optocoupler electrical characteristics (t a = 0 to 70? unless otherwise speci?d) individual component characteristics t ransfer characteristics switching characteristics (v cc = 3.3 v) *all typicals at t a = 25? symbol parameter test conditions min. typ.* max. unit emitter v f input forward voltage t a =25? 1.35 1.7 v i f = 1.6ma (each channel) 1.75 bv r input reverse breakdown voltage t a =25?, i r = 10? (each channel) 5.0 v detector i oh logic high output current i f = 0 ma, v o = v cc = 3.3v (each channel) 0.05 25 ? i ccl logic low supply current i f1 = i f2 = 1.6ma, v o1 = v o2 = open, v cc = 3.3v 0.8 3 ma i cch logic high supply current i f1 = i f2 = 0ma, v o1 = v o2 = open, v cc = 3.3v 0.01 2 a symbol parameter test conditions min. typ.* max. unit ctr coupled current transfer ratio (note 1) i f = 0.5ma, v o = 0.4v, v cc = 3.3v 400 7000 % v ol logic low output voltage i f = 1.6ma, i o = 8ma, v cc = 3.3v 0.07 0.3 v i f = 5ma, i o = 15ma, v cc = 3.3v 0.07 0.4 symbol parameter test conditions min. typ.* max. unit t phl propagation delay time to logic low r l = 4.7k ? , i f = 0.5ma (fig. 9) 530s t plh propagation delay time to logic high r l = 4.7k ? , i f = 0.5ma (fig. 9) 25 90 ? |cm h | common mode transient immunity at logic high i f = 0 ma, |v cm | = 10 v p-p , t a = 25?, r l = 2.2k ? (note 2) (fig. 10) 1,000 10,000 v/? |cm l | common mode transient immunity at logic low i f = 1.6ma, |v cm | = 10 v p-p , r l = 2.2k ? , t a = 25? (note 2) (fig. 10) 1,000 10,000 v/?
?004 fairchild semiconductor corporation www.fairchildsemi.com fod073l rev. 1.0 4 fod073l ?lvttl/lvcmos compatible low input current high gain split darlington optocoupler electrical characteristics (continued) (t a = 0 to 70? unless otherwise speci?d) isolation characteristics *all typicals at t a = 25? notes: 1. current transfer ratio is de?ed as a ratio of output collector current, i o , to the forward led input current, i f , times 100%. 2. common mode transient immunity in logic high level is the maximum tolerable (positive) dv cm /dt on the leading edge of the common mode pulse signal, v cm , to assure that the output will remain in a logic high state (i.e., v o > 2.0v). common mode transient immunity in logic low level is the maximum tolerable (negative) dv cm /dt on the trailing edge of the common mode pulse signal, v cm , to assure that the output will remain in a logic low state (i.e., v o <0.8 v). 3. device is considered a two terminal device: pins 1, 2, 3 and 4 are shorted together and pins 5, 6, 7 and 8 are shorted together. 4. ci-o is measured by shorting pins 1 and 2 or pins 3 and 4 together and pins 5 through 8 shorted together. 5. measured between pins 1 and 2 shorted together, and pins 3 and 4 shorted together. symbol characteristics test conditions min. typ.* max. unit i i-o input-output insulation leakage current relative humidity = 45%, t a = 25?, t = 5 s, v i-o = 3000 vdc (note 3) 1.0 ? v iso withstand insulation test v oltage r h 50%, t a = 25?, i i-o 2?, t = 1 min. (note 3) 2500 v rms r i-o resistance (input to output) v i-o = 500 vdc (note 3) 10 12 ? c i-o capacitance (input to output) f = 1 mhz (notes 3, 4) 0.7 pf i i-i input-input insulation leakage current rh 45%, v i-i = 500 vdc (note 5) 0.005 ? r i-i input-input resistance v i-i = 500 vdc (note 5) 10 11 ? c i-i input-input capacitance f = 1 mhz (note 5) 0.03 pf
?004 fairchild semiconductor corporation www.fairchildsemi.com fod073l rev. 1.0 5 fod073l ?lvttl/lvcmos compatible low input current high gain split darlington optocoupler t ypical performance curves fig. 1 input forward current vs forward voltage v f - forward voltage (v) 1.1 1.0 0.9 1.2 1.3 1.4 1.5 1.6 1.7 i f - forward curre nt (ma) 0.001 0.01 0.1 1 10 100 ctr - current tran sfer ra tio (%) v o - output voltage (v) 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 0 20 40 60 80 100 120 140 fig. 3 dc transfer characterstics i o - output curr ent (ma) t a = 85 c t a = 70 c t a = 25 c t a = -40 c t a = 0 c 4ma 3.5ma 2.5ma 0.5ma 3ma 2ma 1ma t a = 25 c v cc = 3.3v i f = 5ma i f = 4.5ma 1.5ma fig. 2 current transfer ratio vs. input forward current i f - forward current (ma) 110 0.1 ctr - current tran sfer ra tio (%) 0 500 1000 1500 2000 2500 3000 3500 v o = 0.4v v cc = 3.3v t a = 25 c t a = 85 c t a = 70 c t a = 25 c t a = 0 c t a = -40 c fig. 4 supply current vs input forward current i f - input forward current (ma) 0.1 1 10 i cc - (per cha nnel) - supply current (ma) 0.01 0.1 1 10 fig. 6 propagation delay vs. ambient temperature fig. 5 output current vs input forward current t a - ambient temperature ( c) -40 -20 0 20 40 60 80 100 t p - propagation dela y ( s) i f - forward current (ma) 0.1 1 10 i o - outpu t current (ma) 0.1 10 1 100 t a = 25 c v cc = 3.3v t plh t phl 0 40 30 20 10 50 60 70 v o = 0.4v v cc = 3.3v t a = 25 c t a = -40 c t a = 70 c, 85 c t a = 0 c t a = 25 c v cc = 3.3v if = 0.5ma r l = 4.7k ? 1/f = 100 s duty cycle = 10%
?004 fairchild semiconductor corporation www.fairchildsemi.com fod073l rev. 1.0 6 fod073l ?lvttl/lvcmos compatible low input current high gain split darlington optocoupler t ypical performance curves (continued) fig. 7 propagation delay to logic low vs pulse period t - pulse period (ms) 0.01 0.1 1 10 t plh t phl t phl - propagation delay to logic low ( s) 1 10 100 fig. 8 propagation delay vs. input forward current i f - input forward current (ma) 012345 678910 t phl - propagation delay to logic low ( s) t plh - propagation delay to logic high ( s) 0 4 2 6 8 12 10 16 24 22 20 18 26 28 t a = 25 c v cc = 3.3v i = 0.5ma r l = 4.7k ? duty cycle = 50 s t a = 25 c v cc = 3.3v r l = 4.7k ? 1/f = 100 s duty cycle = 10%
?004 fairchild semiconductor corporation www.fairchildsemi.com fod073l rev. 1.0 7 fod073l ?lvttl/lvcmos compatible low input current high gain split darlington optocoupler fig. 10 common mode immunity test circuit fig. 9 switching time test circuit plh ol v v o 3.3 v 50% f i 50% t phl t 4 5 noise 1 2 3 shield 8 7 6 o v v cc v 01 v 02 gnd v f1 - + f2 v f i + f i monitor l r 0.1 f pulse generator tr = 5ns z = 50 o v +3.3 v *includes probe and fixture capacitance rm - c = 15 pf* l switch at a : i = 0 ma f switch at b : i = 1.6 ma f t r v o o v ol v 3.3 v 0 v 10% 10% 90% cm v 10 v gnd + - f2 v v f1 - +3.3 v cc v l v 02 v r 01 v o v cm a b pulse gen f i +- + f t ff v 90% 1 3 4 2 shield noise 8 6 5 7 0.1 f
?004 fairchild semiconductor corporation www.fairchildsemi.com fod073l rev. 1.0 8 fod073l ?lvttl/lvcmos compatible low input current high gain split darlington optocoupler package dimensions 8-pin soic surface mount recommended pad layout pa c kage drawings are provided as a service to customers considering fairchild components. drawings may change in any manner without notice. please note the revision and/or date on the drawing and contact a fairchild semiconductor representative to ver ify or obtain the most recent revision. package speci?ations do not expand the terms of fairchilds worldwide terms and conditions, speci?ally the warranty therein, which covers fairchild products. always visit fairchild semiconductors online packaging area for the most recent package drawings: http://www .f airchildsemi.com/pac kaging/ lead coplanarity: 0.004 (0.10) max 0.202 (5.13) 0.182 (4.63) 0.021 (0.53) 0.011 (0.28) 0.050 (1.27) typ. 0.164 (4.16) 1 8 0.144 (3.66) 0.244 (6.19) 0.224 (5.69) 0.143 (3.63) 0.123 (3.13) 0.008 (0.20) 0.003 (0.08) 0.010 (0.25) 0.006 (0.16) seating p lane 0.024 (0.61) 0.050 (1.27) dimensions in inches (mm). 0.155 (3.94) 0.275 (6.99) 0.060 (1.52)
?004 fairchild semiconductor corporation www.fairchildsemi.com fod073l rev. 1.0 9 fod073l ?lvttl/lvcmos compatible low input current high gain split darlington optocoupler ordering information marking information option order entry identi?r description no suf? fod073l shipped in tubes (50 units per tube) r2 fod073lr2 tape and reel (2,500 units per reel) 1 2 5 3 4 de?itions 1f airchild logo 2d e vice number 3 one digit year code, e.g., ? 4t wo digit work week ranging from ?1 to ?3 5 assembly package code 73l s yy x
?004 fairchild semiconductor corporation www.fairchildsemi.com fod073l rev. 1.0 10 fod073l ?lvttl/lvcmos compatible low input current high gain split darlington optocoupler carrier tape specifications 4.0 0.10 1.5 min user direction of feed 2.0 0.05 1.75 0.10 5.5 0.05 12.0 0.3 8.0 0.10 0.30 max 8.3 0.10 3.50 0.20 dimensions in mm 0.1 max 6.40 0.20 5.20 0.20 1.5 0.1
?004 fairchild semiconductor corporation www.fairchildsemi.com fod073l rev. 1.0 11 fod073l ?lvttl/lvcmos compatible low input current high gain split darlington optocoupler re?w pro?e pro?e freature pb-free assembly pro?e t emperature min. (tsmin) 150? t emperature max. (tsmax) 200? time (t s ) from (tsmin to tsmax) 60?20 seconds ramp-up rate (t l to t p ) 3?/second max. liquidous temperature (t l ) 217? time (t l ) maintained above (t l ) 60?50 seconds p eak body package temperature 260? +0? / ?? time (t p ) within 5? of 260? 30 seconds ramp-down rate (t p to t l ) 6?/second max. time 25? to peak temperature 8 minutes max. time (seconds) te mperature ( c) ti me 25? to peak 260 240 220 200 180 160 140 120 100 80 60 40 20 0 t l t s t l t p t p ts m a x ts m i n 120 preheat area max. ramp-up rate = 3?/s max. ramp-down rate = 6?/s 240 360
?004 fairchild semiconductor corporation www.fairchildsemi.com fod073l rev. 1.0 12 tradem arks th e following includes registered and unregistered trademarks and service marks, owned by fairchild semiconductor and/or its global subsidiaries ,and is not in tended to be an exhaustive list of all such trademarks. auto-spm build it now coreplus corepower crossvolt ctl current transfer logic ecospark e fficentmax ezswitch* * fair child fairchild semiconductor fa ct quiet series fact f ast fa stvcore fetbench flashwriter * fps f-pfs frfet global power resource sm green fps green fps e-series g max gto in tellimax isoplanar me gabuck mi crocoupler microfet mi cropak m illerdrive moti onmax mo tion-spm optologic op toplanar pdp spm powe r-spm po we rtrench powerxs pr ogrammable active droop qfet qs quiet series r apidconfigure saving our world, 1mw/w/kw at a time sm artmax smart start spm stealth s uperfet sup ersot -3 s upersot -6 s upersot -8 s upremos syncfet sy nc-lock * th ep ower franchise ti nyboost tinybuck ti nylogic tinyopto tinypower tinypwm tinywire trifault detect t ruecurrent * serdes uhc ultra frfet unifet vcx vi sualmax xs *t rademarks of system general corporation, used under license by fairchild semiconductor. disclaimer fa i rchild 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. these specifications do not expand the terms of fairchild? worldwide terms and conditions, specifically the warranty therein, which covers t hese products. li fe support policy fa i rchild? 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 in tended for surgical implant into the body or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance wi th instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. 2. a critical component in 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. an ti -counterfeiting policy fairchild semiconductor corporation's anti-counterfeiting policy. fairchild's anti-counterfeiting policy is also stated on our external websi te, www.fairchildsemi.com, under sales support. c ounterfeiting of semiconductor parts is a growing problem in the industry. all manufacturers of semiconductor products are experiencing counterf eiting of their parts. cu stomers who inadvertently purchase counterfeit parts experience many problems such as loss of brand reputation, substandard performance, faile da pplications, and increased cost of production and manufacturing delays. fairchild is taking strong measures to protect ourselves and our customers from the proli feration of counterfeit parts. fairchild strongly encourages customers to purchase fairchild parts either directly from fairchild or from authorized fairchi ld dist ributors who are lis ted by country on our web page cited above. products customers buy either from fairchild directly or from authorized fairchild distributors are ge nuine parts, have full traceability, meet fairchild's quality standards for handling and storage and provide access to fairchild's full range of up-to-date technica land product information. fairchild and our authorized distributors will stand behind all warranties and will appropriately address any warranty issues that may arise. fairc hild will not provide any warranty coverage or other assistance for parts bought from unauthorized sources. fairchild is committed to combat this global problem and encou rage our customers to do their part in stopping this practice by buying direct or from authorized distributors. product status definitions defi nition of terms da tasheet identification product st atus definition ad vance information formative / in design datasheet contains the design specifi cations for product development. s pecifications may change in any manner without notice. pr eliminary datasheet contains preliminary data; supplementary data will be published at a later date. fairchild se mi conductor reserves the right to make changes at any time without notice to improve design. no i dentification needed full production datasheet contains final specifications. fairchi ld semiconductor reserves the right to make changes at any time without notice to improve the design. obsolete not in production datasheet contains specifications on a product that is discontinued by fairchild semiconductor. th e datasheet is for reference information only. rev. i40 first production fod073l ?lvttl/lvcmos compatible low input current high gain split darlington optocoupler

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