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photocoupler ps9851-1,-2 document no. pn10493ej03v0ds (3rd edition) date published august 2008 ns high noise reduction, 15 mbps cmos output type 8-pin ssop (so-8) high-speed photocoupler ? nepoc series ? description the ps9851-1, -2 are optically coupled isolators containing gaalas led on the input side and a cmos output ic on the output side. they are high common mode transient immunity (cmr ), high-speed cmos output type photocouplers designed for high-speed logic interface circuits. features ? high-speed response (15 mbps) ? operable at high temperature ( ? 40 to +100 c) ? high common mode transient immunity (cm h , cm l = 20 kv/ s typ.) 1. anode1 2. cathode1 3. cathode2 4. anode2 5. gnd 6. v o 2 7. v o 1 8. v dd 1. nc 2. anode 3. cathode 4. nc 5. gnd 6. v o 7. nc 8. v dd 1234 8765 shield pin connection (top view) ps9851-2 ps9851-1 shield 1234 8765 ? high isolation voltage (bv = 2 500 vr.m.s.) ? pulse width distortion ( ? t phl ? t plh ? = 3 ns typ.) ? ordering number of tape product : ps9851-1-f3, f4: 1 500 pcs/reel : ps9851-2-f3, f4: 1 500 pcs/reel ? pb-free product ? safety standards ? ul approved: file no. e72422 ? din en60747-5-2 (vde0884 part 2) approved no.40008347 (option) applications ? fa network ? measurement equipment ? pdp the mark shows major revised points. the revised points can be easily searched by copying an "" in the pdf file and spec ifying it in the "find what:" field. 2004, 2008
ps9851-1,-2 package dimensions (unit: mm) 1.27 0.4 +0.10 ?0.05 0.25 m 0.10.1 3.950.1 6.00.2 0.50.3 0.15 +0.10 ?0.05 3.270.2 0.10 s 5.080.15 5.210.25 (include burr) data sheet pn10493ej03v0ds 2
ps9851-1,-2 marking example snbi plating no. 1 pin mark initial of nec (engraved mark) ps9851-1 ps9851-2 no. 1 pin mark initial of nec (engraved mark) n 9851-2 nl831 week assembled n 9851-1 nl831 8 31 year assembled (last 1 digit) l n rank code in-house code (l: pb-free) 8 31 year assembled (last 1 digit) l n rank code in-house code (l: pb-free) week assembled type number assembly lot type number assembly lot ni/pd/au plating no. 1 pin mark initial of nec (engraved mark) ps9851-1 ps9851-2 no. 1 pin mark initial of nec (engraved mark) n 9851-2 nt831 week assembled n 9851-1 nt831 8 31 year assembled (last 1 digit) t n rank code in-house code (t: pb-free) 8 31 year assembled (last 1 digit) t n rank code in-house code (t: pb-free) week assembled type number assembly lot type number assembly lot data sheet pn10493ej03v0ds 3
ps9851-1,-2 ordering information part number order number solder plating specification packing style safety standard approval application part number *1 ps9851-1 ps9851-1-a pb-free 20 pcs (tape 20 pcs cut) standard products ps9851-1 ps9851-1-f3 ps9851-1-f3-a (snbi) emboss ed tape 1 500 pcs/reel (ul approved) ps9851-1-f4 ps9851-1-f4-a ps9851-2 ps9851-2-a 20 pcs (tape 20 pcs cut) ps9851-2 ps9851-2-f3 ps9851-2-f3-a embossed tape 1 500 pcs/reel ps9851-2-f4 ps9851-2-f4-a ps9851-1-v ps9851-1-v-a 20 pcs (tape 20 pcs cut) din en60747-5-2 ps9851-1 ps9851-1-v-f3 ps9851-1-v-f3-a embossed tape 1 500 pcs/reel (vde0884 part2) ps9851-1-v-f4 ps9851-1-v-f4-a approved (option) ps9851-2-v ps9851-2-v-a 20 pcs (tape 20 pcs cut) ps9851-2 ps9851-2-v-f3 ps9851-2-v-f3-a em bossed tape 1 500 pcs/reel ps9851-2-v-f4 ps9851-2-v-f4-a ps9851-1 ps9851-1-ax pb-free 20 pcs (tape 20 pcs cut) standard products ps9851-1 ps9851-1-f3 ps9851-1-f3-ax (ni/pd/au) embossed tape 1 500 pcs/reel (ul approved) ps9851-1-f4 ps9851-1-f4-ax ps9851-2 ps9851-2-ax 20 pcs (tape 20 pcs cut) ps9851-2 ps9851-2-f3 ps9851-2-f3-ax embossed tape 1 500 pcs/reel ps9851-2-f4 ps9851-2-f4-ax ps9851-1-v ps9851-1-v-ax 20 pcs (tape 20 pcs cut) din en60747-5-2 ps9851-1 ps9851-1-v-f3 ps9851-1-v-f3-ax embossed tape 1 500 pcs/reel (vde0884 part2) ps9851-1-v-f4 ps9851-1-v-f4- ax approved (option) ps9851-2-v ps9851-2-v-ax 20 pcs (tape 20 pcs cut) ps9851-2 ps9851-2-v-f3 PS9851-2-V-F3-AX embossed tape 1 500 pcs/reel ps9851-2-v-f4 ps9851-2-v-f4-ax *1 for the application of the safety standar d, following part number should be used. data sheet pn10493ej03v0ds 4
ps9851-1,-2 absolute maximum ratings (t a = 25 c, unless otherwise specified) parameter symbol ratings unit diode forward current *1 i f 20 ma reverse voltage v r 5 v detector supply voltage v dd 0 to 5.5 v output voltage v o ?0.5 to v dd +0.5 v output current i o 2 ma isolation voltage *2 bv 2 500 vr.m.s. operating ambient temperature t a ?40 to +100 c storage temperature t stg ?55 to +125 c *1 reduced to 0.33 ma/ c at t a = 85 c or more for ps9851-2. *2 ac voltage for 1 minute at t a = 25 c, rh = 60% between input and output. pins 1-4 shorted together , 5-8 shorted together. recommended operating conditions (t a = 25 c) parameter symbol min. typ. max. unit forward current i f 10 16 ma supply voltage v dd 4.5 5.0 5.5 v data sheet pn10493ej03v0ds 5
ps9851-1,-2 electrical characteristics (t a = ? 40 to +100 c, v dd = 4.5 to 5.5 v, unless otherwise specified) parameter symbol conditions min. typ. *1 max. unit diode forward voltage v f i f = 10 ma, t a = 25 c 1.6 1.9 v reverse current i r v r = 3 v, t a = 25 c 10 a terminal capacitance c t v = 0 v, f = 1 mhz, t a = 25 c 30 pf detector high level supply current i ddh i f = 0 ma (1ch) 2.5 5 ma/ch low level supply current i ddl i f = 10 ma (1ch) 2 5 high level output voltage v oh i o = ?20 a, i f = 0 ma 4.0 5.0 v low level output voltage *2 v ol i o = 20 a, i f = 10 ma 0 0.1 coupled threshold input current i fhl v o < 1 v 2.8 6 ma isolation resistance r i-o v i-o = 1 kv dc , rh = 40 to 60%, t a = 25 c 10 11 isolation capacitance c i-o v = 0 v, f = 1 mhz, t a = 25 c 0.6 pf propagation delay time (h l) *3 t phl i f = 10 ma, v dd = 5 v, c l = 15 pf, cmos levels 34 60 ns propagation delay time (l h) *3 t plh 37 60 pulse width pw 100 pulse width distortion (pwd) *3 ? t phl ?t plh ? 3 30 propagation delay skew t psk 40 rise time t r 4 fall time t f 4 common mode transient immunity at high level output *4 cm h v dd = 5 v, i f = 0 ma, v cm = 1 kv, v o > 4 v, t a = 25 c 10 20 kv/ s common mode transient immunity at low level output *4 cm l v dd = 5 v, i f = 10 ma, v cm = 1 kv, v o < 1 v, t a = 25 c 10 20 *1 typical values at t a = 25 c *2 because v ol of 2 v or more may be output when led current input and when output supply, it is important to confirm the characteristics (operation with the power supply on and off) during design, before using this device. data sheet pn10493ej03v0ds 6
ps9851-1,-2 *3 test circuit for propagation delay time input output 50% 2.5 v v ol t phl t plh i f = 10 ma input (monitor) (pw = 100 ns, duty cycle = 50%) pulse input (i f ) 47 input (monitor) v o (monitor) v dd = 5 v ps9851-1 c l = 15 pf 0.1 f v dd = 5 v c l = 15 pf v o (monitor) 0.1 f 47 pulse input (i f ) ps9851-2 remark c l includes probe and stray wiring capacitance. *4 test circuit for common mode transient immunity 90% 10% 1 kv 0 v v oh 4 v 1 v v ol v cm v o (i f = 0 ma) v o (i f = 10 ma) t r t f v o (monitor) v dd = 5 v c l = 15 pf sw 0.1 f v o (monitor) c l = 15 pf sw v dd = 5 v v cm ps9851-2 i f 0.1 f i f v cm ps9851-1 remark c l includes probe and stray wiring capacitance. usage cautions 1. this product is weak for static elec tricity by designed with high-speed integr ated circuit so protect against static electricity when handling. 2. by-pass capacitor of more than 0.1 f is used between v dd and gnd near device. al so, ensure that the distance between the leads of the photocoupler and capacitor is no more than 10 mm. 3. avoid storage at a high te mperature and high humidity. data sheet pn10493ej03v0ds 7
ps9851-1,-2 typical characteristics (t a = 25 c, unless otherwise specified) forward voltage v f (v) forward current i f (ma) forward current vs. forward voltage 1.0 0.01 0.1 1 10 100 1.2 1.4 1.6 1.8 2.0 2.2 2.4 t a = +85?c +50?c +25?c 0?c ?25?c ambient temperature t a (?c) maximum forward current i f (ma) maximum forward current vs. ambient temperature 25 50 75 100 125 0 10 20 30 25 15 5 ps9851-1 ps9851-2 85 v dd = 5.0 v, v o < 1.0 v v dd = 5.5 v 6 5 4 3 2 1 0 ?50 ?25 0 25 50 75 100 ambient temperature t a (?c) threshold input current i fhl (ma) threshold input current vs. ambient temperature ?50 ?25 0 25 50 75 100 5 4 3 2 1 0 ambient temperature t a (?c) high level supply current i ddh (ma) low level supply current i ddl (ma) supply current vs. ambient temperature i ddl (i f = 10 ma) i ddh (i f = 0 ma) 60 50 40 30 20 10 0 ?10 ?50 ?25 0 25 50 75 100 ambient temperature t a (?c) t phl , t plh , t phl ?t plh vs. ambient temperature propagation delay time t phl , t plh (ns) pulse width distortion t phl ?t plh (ns) i f = 10 ma, v dd = 5.0 v, c l = 15 pf t plh t phl t phl ?t plh 60 50 40 30 20 10 0 ?10 ?20 57 9111315 17 19 20 forward current i f (ma) t phl , t plh , t phl ?t plh vs. forward current propagation delay time t phl , t plh (ns) pulse width distortion t phl ?t plh (ns) v dd = 5.0 v, t a = 25?c t plh t phl t phl ?t plh remark the graphs indicate nominal characteristics. data sheet pn10493ej03v0ds 8
ps9851-1,-2 taping specifications (unit: mm) 4.05 max. outline and dimensions (reel) packing: 1 500 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 1.70.1 2.00.05 4.00.1 1.750.1 6.40.1 5.560.1 0.3 0.05 8.00.1 1.5 +0.1 ?0 5.50.1 12.00.2 3.60.1 outline and dimensions (tape) taping direction ps9851-1-f3 ps9851-2-f3 ps9851-1-f4 ps9851-2-f4 data sheet pn10493ej03v0ds 9
ps9851-1,-2 recommended mount pad dimensions (unit: mm) 1.45 0.8 1.27 5.25 data sheet pn10493ej03v0ds 10
ps9851-1,-2 notes on handling 1. recommended soldering conditions (1) infrared reflow soldering ? peak reflow temperature 260 c or below (package surface temperature) ? time of peak reflow temperature 10 seconds or less ? time of temperature higher than 220 c 60 seconds or less ? time to preheat temperature from 120 to 180 c 120 30 s ? number of reflows three ? flux rosin flux containing small amount of chlorine (the flux with a maximum chlorine content of 0.2 wt% is recommended.) 12030 s (preheating) 220?c 180?c package surface temperature t (?c) time (s) recommended temperature profile of infrared reflow (heating) to 10 s to 60 s 260?c max. 120?c (2) wave soldering ? temperature 260 c or below (molten solder temperature) ? time 10 seconds or less ? preheating conditions 120 c or below (package surface temperature) ? number of times one (allowed to be dipped in solder including plastic mold portion.) ? flux rosin flux containing small amount of chlorine (the flux with a maximum chlorine content of 0.2 wt% is recommended.) (3) soldering by soldering iron ? peak temperature (l ead part temperature) 350 c or below ? time (each pins) 3 seconds or less ? flux rosin flux containing small amount of chlorine (the flux with a maximum chlorine content of 0.2 wt% is recommended.) (a) soldering of leads should be made at the poi nt 1.5 to 2.0 mm from the root of the lead. (b) please be sure that the temperatur e of the package woul d not be heated over 100 c. data sheet pn10493ej03v0ds 11
ps9851-1,-2 (4) cautions ? fluxes avoid removing the residual flux with freon-based and chlorine-based cleaning solvent. 2. cautions regarding noise be aware that when voltage is app lied suddenly between the phot ocoupler?s input and output at startup, the cmos ic on output side may enter the on state, even if the vo ltage is within the absolute maximum ratings. usage cautions 1. protect against static electricity when handling. 2. avoid storage at a high te mperature and high humidity. data sheet pn10493ej03v0ds 12
ps9851-1,-2 specification of vde marks license document parameter symbol speck unit application classification (din en 60664-1 vde0110 part 1) for rated line voltages 300 vr.m.s. for rated line voltages 600 vr.m.s. iv iii climatic test class (din en 60664-1 vde0110) 40/100/21 dielectric strength maximum operating isolation voltage test voltage (partial discharge test, procedure a for type test and random test) u pr = 1.5 u iorm , p d < 5 pc u iorm u pr 566 849 v peak v peak test voltage (partial discharge te st, procedure b for all devices) u pr = 1.875 u iorm , p d < 5 pc u pr 1 061 v peak highest permissible overvoltage u tr 4 000 v peak degree of pollution (din en 60664-1 vde0110 part 1) 2 clearance distance >4.0 mm creepage distance >4.0 mm comparative tracking index (din iec 112/vde 0303 part 1) cti 175 material group (din en 60664-1 vde0110 part 1) iii a storage temperature range t stg ?55 to +125 c operating temperature range t a ?40 to +100 c isolation resistance, minimum value v io = 500 v dc at t a = 25c v io = 500 v dc at t a max. at least 100c ris min. ris min. 10 12 10 11 safety maximum ratings (maximum permi ssible in case of fault, see thermal derating curve) package temperature current (input current i f , psi = 0) power (output or total power dissipation) isolation resistance v io = 500 v dc at t a = tsi tsi isi psi ris min. 150 150 600 10 9 c ma mw data sheet pn10493ej03v0ds 13
data sheet pn10493ej03v0ds 14 ps9851-1,-2 the information in this document is current as of august, 2008. the information is subject to change without notice. for actual design-in, refer to the latest publications of nec electronics data sheets or data books, etc., for the most up-to-date specifications of nec electronics products. not all products and/or types are available in every country. please check with an nec electronics sales representative for availability and additional information. no part of this document may be copied or reproduced in any form or by any means without the prior written consent of nec electronics. nec electronics assumes no responsibility for any errors that may appear in this document. nec electronics does not assume any liability for infringement of patents, copyrights or other intellectual property rights of third parties by or arising from the use of nec electronics products listed in this document or any other liability arising from the use of such products. no license, express, implied or otherwise, is granted under any patents, copyrights or other intellectual property rights of nec electronics or others. descriptions of circuits, software and other related information in this document are provided for illustrative purposes in semiconductor product operation and application examples. the incorporation of these circuits, software and information in the design of a customer's equipment shall be done under the full responsibility of the customer. nec electronics assumes no responsibility for any losses incurred by customers or third parties arising from the use of these circuits, software and information. while nec electronics endeavors to enhance the quality, reliability and safety of nec electronics products, customers agree and acknowledge that the possibility of defects thereof cannot be eliminated entirely. to minimize risks of damage to property or injury (including death) to persons arising from defects in nec electronics products, customers must incorporate sufficient safety measures in their design, such as redundancy, fire-containment and anti-failure features. nec electronics products are classified into the following three quality grades: "standard", "special" and "specific". the "specific" quality grade applies only to nec electronics products developed based on a customer- designated "quality assurance program" for a specific application. the recommended applications of an nec electronics product depend on its quality grade, as indicated below. customers must check the quality grade of each nec electronics product before using it in a particular application. the quality grade of nec electronics products is "standard" unless otherwise expressly specified in nec electronics data sheets or data books, etc. if customers wish to use nec electronics products in applications not intended by nec electronics, they must contact an nec electronics sales representative in advance to determine nec electronics' willingness to support a given application. (note) ? ? ? ? ? ? m8e 02. 11-1 (1) (2) "nec electronics" as used in this statement means nec electronics corporation and also includes its majority-owned subsidiaries. "nec electronics products" means any product developed or manufactured by or for nec electronics (as defined above). computers, office equipment, communications equipment, test and measurement equipment, audio and visual equipment, home electronic appliances, machine tools, personal electronic equipment and industrial robots. transportation equipment (automobiles, trains, ships, etc.), traffic control systems, anti-disaster systems, anti-crime systems, safety equipment and medical equipment (not specifically designed for life support). aircraft, aerospace equipment, submersible repeaters, nuclear reactor control systems, life support systems and medical equipment for life support, etc. "standard": "special": "specific":
ps9851-1,-2 caution gaas products this product uses gallium arsenide (gaas). gaas vapor and powder are hazardous to human health if inhaled or ingested, so please observe the following points. ? follow related laws and ordinances when disposi ng of the product. if there are no applicable laws and/or ordinances, dispose of the product as recommended below. 1. commission a disposal company able to (wit h a license to) collect, transport and dispose of materials that contain arsenic and other such industrial waste materials. 2. exclude the product from general industria l waste and household garbage, and ensure that the product is controlled (as industrial waste subjec t to special control) up until final disposal. ? do not burn, destroy, cut, crush, or chemically dissolve the product. ? do not lick the product or in any way allow it to enter the mouth.

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