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description the ps7431-1a is a solid state relay containing gaas a led on the light emitting side (input side) and normally open (n.o.) contact mos fets on the output side. it is suitable for analog signal control becaus e of its low offset and high linearity. features ? high isolation voltage (bv = 3 000 vr.m.s) ? small and thin package (4-pin sop, height = 2.1 mm) ? 1 channel type (1 a output) ? low led operating current (i f = 2 ma) ? designed for ac/dc switching line changer ? low offset voltage ? ordering number of taping product: ps7431-1a-e3, e4, f3, f4 ? ul approved: file no. e72422 ? bsi approved: no. 8767/8768 ? csa approved: no. ca 101391 applications ? laptop pc, pda ? modem card ? telephone, fax ? measurement equipment 4-pin sop high isolation voltage 3 000 vr.m.s 1-ch optical coupled mos fet solid state rela y ocmos fet ps7431-1a document no. pn10458ej01v0ds (1st edition) date published january 2004 cp(k)
package dimensions (unit: m m ) 1. led anode 2. led cathode 3. mos fet 4. mos fet 43 12 top view 4.4 7.00.3 0.50.3 0.15 +0.10 ?0.05 2.54 4.00.5 0.05 +0.08 ?0.05 2.05 +0.08 ?0.05 0.40 +0.10 ?0.05 0.25 m data sheet pn10458ej01v0ds 2 ps7431-1a
ordering information (solder contains lead) part number package packing style application part number *1 ps7431-1a 4-pin sop magazine case 100 pcs ps7431-1a ps7431-1a-e3 embossed tape 900 pcs/reel ps7431-1a-e4 ps7431-1a-f3 embossed tape 3 500 pcs/reel ps7431-1a-f4 *1 for the application of the safety st andard, following part number should be used. ordering information (pb-free) part number package packing style application part number *1 PS7431-1A-A 4-pin sop magazine case 100 pcs ps7431-1a ps7431-1a-e3-a embossed tape 900 pcs/reel ps7431-1a-e4-a ps7431-1a-f3-a embossed tape 3 500 pcs/reel ps7431-1a-f4-a *1 for the application of the safety st andard, following part number should be used. absolute maximum ratings (t a = 25 c, unless otherwise specified) parameter symbol ratings unit diode forward current (dc) i f 50 ma reverse voltage v r 5.0 v power dissipation p d 50 mw peak forward current *1 i fp 1 a mos fet break down voltage v l 350 v continuous load current i l 120 ma pulse load current *2 (ac/dc connection) i lp 240 ma power dissipation p d 310 mw isolation voltage *3 bv 3 000 vr.m.s. total power dissipation p t 360 mw operating ambient temperature t a ? 40 to +85 c storage temperature t stg ? 40 to +100 c *1 pw = 100 s, duty cycle = 1% *2 pw = 100 ms, 1 shot *3 ac voltage for 1 minute at t a = 25 c, rh = 60% between input and output data sheet pn10458ej01v0ds 3 ps7431-1a
recommended operating conditions (t a = 25 c) p a r a m e t e r s y m b o l m i n . ty p . m a x . u n i t led operating current i f 2 1 0 2 0 m a led off voltage v f 0 0 . 5 v electrical characteristics (t a = 25 c) p a r a m e t e r s y m b o l c o n d i t i o n s m i n . ty p . m a x . u n i t d i o d e f o r w ard v o l t a g e v f i f = 10 ma 1.2 1.4 v r e v e r s e c u r r e n t i r v r = 5 v 5.0 a m o s f e t off-state leakage current i lof f v d = 350 v 0.03 1.0 a o u t p u t c a p a c i t a n c e c out v d = 0 v, f = 1 mhz 35 pf coupled led on-state current i fo n i l = 120 ma 2.0 ma o n - s t a t e r e s i s t a n c e r on1 i f = 10 ma, i l = 10 ma 26 33 ? r on2 i f = 10 ma, i l = 120 ma, t 10 ms 20 26 t u r n - o n ti me *1 t on i f = 10 ma, v o = 5 v, r l = 500 ? , 0 . 3 2 . 0 m s t u r n - o f f ti me *1 t of f p w 10 ms 0.07 0.2 i s o l a t i o n r e s i s t a n c e r i-o v i-o = 1.0 kv dc 1 0 9 ? i s o l a t i o n c a p a c i t a n c e c i-o v = 0 v, f = 1 mhz 0.5 pf *1 t e st circuit for sw itching t i me v l r l i f r in pulse input input monitor monitor v o t on t off 10% 90% 0 v o = 5 v 50% output input data sheet pn10458ej01v0ds 4 ps7431-1a
typical characteristics (t a = 25 c, unless otherw ise specified) 100 85 75 50 25 0 ?25 20 60 80 100 40 0 maximum forward current i f (ma) ambient temperature t a (?c) maximum forward current vs. ambient temperature 100 85 75 0 ?25 50 25 200 300 100 0 maximum load current i l (ma) ambient temperature t a (?c) maximum load current vs. ambient temperature i f = 50 ma 30 ma 20 ma 10 ma 5 ma 1 ma 100 0 ?25 25 50 75 1.0 1.4 1.6 1.8 1.2 0.8 forward voltage v f (v) ambient temperature t a (?c) ambient temperature forward voltage vs. f = 1 mhz 20 40 60 80 100 120 100 0 80 60 40 20 90 70 50 30 10 output capacitance vs. output capacitance c out (pf) applied voltage v d (v) applied voltage 400 0 100 200 300 10 ?9 10 ?7 10 ?6 10 ?10 10 ?11 25?c t a = 85?c 10 ?8 off-state leakage current i loff (a) applied voltage v d (v) off-state leakage current vs. applied voltage i f = 10 ma ?4.0 ?2.0 0 4.0 2.0 ?100 ?200 100 200 load current vs. load voltage load current i l (ma) load voltage v l (v) remark t he graphs indicate nominal characteristics. data sheet pn10458ej01v0ds 5 ps7431-1a
i f = 10 ma 20 30 35 25 15 140 120 100 80 04 0 on-state resistance r on ( ? ) load current i l (ma) 60 20 0.5 1.5 2.0 3.0 1.0 2.5 0.0 100 80 60 40 ?40 0 20 ?20 normalized to 1.0 at t a = 25?c, i f = 10 ma, i l = 10 ma normalized on-state resistance r on ambient temperature t a (?c) normalized on-state resistance vs. ambient temperature 26 28 25 27 29 0 5 10 15 20 30 25 n = 50 pcs, i f = 10 ma, i l = 10 ma on-state resistance distribution number (pcs) on-state resistance r on1 ( ? ) 20 22 19 21 23 0 5 10 15 20 30 25 n = 50 pcs, i f = 10 ma, i l = 120 ma on-state resistance distribution number (pcs) on-state resistance r on2 ( ? ) on-state resistance vs. load current 20 30 35 25 15 12 10 8 04 i l = 10 ma 6 2 120 ma on-state resistance r on ( ? ) forward current i f (ma) on-state resistance vs. load current 20 15 10 5 1 3 4 6 2 5 0 v o = 5 v turn-on time t on (ms) forward current i f (ma) turn-on time vs. forward current remark t he graphs indicate nominal characteristics. data sheet pn10458ej01v0ds 6 ps7431-1a
20 15 10 5 0.05 0.15 0.20 0.30 0.10 0.25 0 v o = 5 v turn-off time t off (ms) forward current i f (ma) turn-off time vs. forward current 0.07 0.08 0.06 0.09 0.10 0 5 10 15 20 25 30 n = 50 pcs, i f = 10 ma, v o = 5 v number (pcs) turn-off time t off (ms) turn-off time distribution 100 20 ?40 40 60 80 2.5 3.0 0.0 2.0 1.5 1.0 0.5 0 ?20 normalized to 1.0 at t a = 25?c, i f = 10 ma, v o = 5 v normalized turn-on time t on ambient temperature t a (?c) normalized turn-on time vs. ambient temperature 100 20 ?40 40 60 80 2.5 3.0 0.0 2.0 1.5 1.0 0.5 0 ?20 normalized to 1.0 at t a = 25?c, i f = 10 ma, v o = 5 v normalized turn-off time t off ambient temperature t a (?c) normalized turn-off time vs. ambient temperature n = 50 pcs, i f = 10 ma, v o = 5 v number (pcs) turn-on time t on (ms) turn-on time distribution 0.24 0.32 0.36 0 2 6 12 16 18 4 8 10 14 0.28 remark t he graphs indicate nominal characteristics. data sheet pn10458ej01v0ds 7 ps7431-1a
taping specifications (in millimeters) ps7431-1a-e3 ps7431-1a-e4 tape direction outline and dimensions (tape) 1.550.1 2.00.05 4.00.1 1.750.1 4.60.1 2.9 max. 0.3 8.00.1 2.40.1 1.5 +0.1 ?0 7.40.1 5.50.05 12.00.2 outline and dimensions (reel) packing: 900 pcs/reel 2.00.5 r 1.0 13.00.2 21.00.8 2.0 0.5 11.9 to 15.4 outer edge of flange 17.51.0 13.51.0 180 +0 ?1.5 +1 ?0 60 data sheet pn10458ej01v0ds 8 ps7431-1a
ps7431-1a-f3 ps7431-1a-f4 tape direction outline and dimensions (tape) 1.550.1 2.00.05 4.00.1 1.750.1 4.60.1 2.9 max. 0.3 8.00.1 2.40.1 1.5 +0.1 ?0 7.40.1 5.50.05 12.00.2 outline and dimensions (reel) packing: 3 500 pcs/reel 2.00.5 r 1.0 13.00.2 21.00.8 3302.0 1001.0 2.0 0.5 11.9 to 15.4 outer edge of flange 17.51.0 13.51.0 13.00.2 data sheet pn10458ej01v0ds 9 ps7431-1a
recommended soldering conditions (1) infrared reflow soldering ? peak reflow temperature 260 c or below (package surface temperature) ? t i me of peak reflow temperature 10 seconds or less ? t i me of temperature higher than 220 c 60 seconds or less ? t i me to preheat temperature from 120 to 180 c 120 30 s ? number of reflow s t h ree ? f l ux rosin flux containing small amount of chlorine (t he flux w i th a maximum chlorine content of 0.2 w t % is recommended.) 220?c package surface temperature t (?c) time (s) (heating) to 10 s to 60 s 260?c max. recommended temperature profile of infrared reflow 12030 s (preheating) 180?c 120?c (2) wav e soldering ? t e mperature 260 c or below (molten solder temperature) ? t i me 10 seconds or less ? preheating conditions 120 c or below (package surface temperature) ? number of times one ? f l ux rosin flux containing small amount of chlorine (t he flux w i th a maximum chlorine content of 0.2 w t % is recommended.) (3 ) ca utions ? f l uxes avoid removing the residual flux w i th freon-based and chlorine-based cleaning solvent. data sheet pn10458ej01v0ds 10 ps7431-1a
4590 p a t r ick hen r y drive san t a c l ara, ca 9505 4- 181 7 teleph o n e : ( 408) 919- 25 00 facsim ile: ( 408 ) 988- 027 9 subject: compliance with eu dire ctives cel certifies, to its kno w ledge, that semicondu ctor and laser products detailed below are compliant with the requirements of european union (eu) directive 2002/95/ec restriction on use of hazardous substances in electrical and electron ic equipment (rohs) an d the requir e ments of eu directive 2003/11/ec restriction o n penta and octa bde. cel pb-free products ha ve the same base part n u mber with a suffix added. the suffix ?a indicates that the device is pb-fre e. the ?az suffix is use d to designa te devices containing pb which are exempted from the requirement of ro hs directive (*). in all cases the de vices have pb-free terminals. all devices with these suffixes meet the require ments of the rohs directive. this statu s is based on cel?s understanding of t he eu directives and kn owledge of the materials that go into its pr oducts as of the date of disclo s ure o f this inform ation. re st rict e d s u bst a n c e per rohs con c e n tratio n limit per rohs (value s are n o t yet fixed) con c e n tratio n contai ned in cel devices - a - a z lead (p b) < 100 0 ppm not dete cted (*) mercury < 100 0 ppm not dete cted cadmi u m < 100 ppm not dete cted hexavale nt chromi um < 100 0 ppm not dete cted pbb < 1000 ppm not detec t ed pbde < 1000 ppm not detec t ed if you should have any additional q uestions reg a rding our d e vices and compliance t o environme n tal standards, p l ease do not hesitate to contact your local representative. important inf o rm ation and disclaimer: infor m ation provided b y cel on its w ebsite or in other communi cations concertin g the subs tance content of its pro ducts represents know ledge and b e lief as of t he date that it is provided. cel bases its know ledge a n d belief on informa t ion provided b y t h ird parties and make s no representa t ion or w a rran t y a s to the accurac y of such information. efforts are u nder w a y to b e tte r integrate informa t ion from third pa rties. cel has ta ken and cont inue s to take reasona ble steps to provide repr esentative and ac cur a te information but ma y not h a ve conducted destructive testing or chemical analy s is on incoming ma terials and chemicals. cel and ce l suppliers consid er certain inform ation to be pro p ri etar y , and thus c as numbers and other limited information ma y not be availab le for release. in no event shall cel?s liability ari s ing out of such information e x cee d the total purch ase price of the cel part ( s) at issue s old by cel to customer on an annual basis. see cel te rms and conditions f o r additional cl arification of w a rran t ies and liability .

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