ps2911-1 nec's high ctr 4 pin ultra small package flat lead optocoupler description nec's ps2911-1 is an optically coupled isolator containing a gaas light emitting diode and an npn silicon phototransistor in one package for high density mounting applications. an ultra small fat lead package has been provided which realizes a reduction in mounting area of about 30% compared with the ps28xx series. features ? small and thin package: 4.6 (l) x 2.5 (w) x 2.1 (h) mm ? high current transfer ratio: ctr = 200% typ @ i f = 1 ma, v ce = 5 v ? high isolation voltage bv: 2500 v r.m.s. ? tape and reel available part number ps2911-1 symbols parameters units min typ max v f forward voltage, i f = 5 ma v 0.9 1.1 1.3 i r reverse current, v r = 5 v a 5 c t terminal capacitance, v = 0, f = 1.0 mhz pf 15 i ceo collector to emitter current, i f = 0 ma, v ce = 40 v na 100 ctr current transfer ratio (i c /i f ) 1 , i f = 1 ma, v ce = 5 v % 100 200 400 v ce(sat) collector saturation voltage, i f = 1 ma, i c = 0.2 ma v 0.13 0.3 r i-o isolation resistance , v i-o = 1.0 k v dc ? 10 11 c i-o isolation capacitance, v = 0 v, f = 1.0 mhz pf 0.4 t r rise time 2 , v cc = 5 v, i c = 2 ma, r l = 100 ? s 5 t f fall time 2 , v cc = 5 v, i c = 2 ma, r l = 100 ? s 10 t on on time 2 , v cc = 5 v, if = 1 ma, r l = 5 k ? s 40 t s storage time 2 , v cc = 5 v, i f = 1 ma, r l = 5 k ? s 10 t off off time 2 , v cc = 5 v, i f = 1 ma, r l = 5 k ? s 120 electrical characteristics (t a = 25c) 1. ctr rank: n: 100 to 400 (%) k: 200 to 400 (%) l: 150 to 300 (%) m: 100 to 200 (%) transistor diode coupled applications ? dc/dc converter ? modem/pc card ps2911-1 pulse input v cc v ou t r l = 100 or 5 k pw = 100 s duty cycle = 1/10 if 50 in monito r 2. test circuit for switching time 4 3 1 2 date published: august 4, 2005 the information in this document is subject to change without notice. before using this document, please confirm that this is the latest version.
symbols parameters units ratings diode i f forward current (dc) ma 50 ? i f /?c forward current derating ma/c 0.5 i f (peak) peak forward current 2 a 0.5 p d power dissipation mw 60 v r reverse voltage v 6 transistor v ceo collector to emitter voltage v 40 v eco emitter to collector voltage v 5 i c collector current ma 40 ? p c /?c power dissipation derating mw/?c 1.2 p c power dissipation mw 120 coupled bv isolation voltage 3 v r.m.s. 2500 p t total power dissipation mw 160 t a operating ambient temp. c -55 to +100 t stg storage temperature c -55 to +150 ps2911-1 absolute maximum ratings 1 (t a = 25c) notes: 1. operation in excess pf any one of these parameters may result in permanent damage. 2. pw = 100 s, duty cycle = 1%. 3. ac voltage for 1 minute at t a = 25 c, rh = 60 % between input and output. outline dimensions (units in mm) optocoupler construction parameter units (min) air distance 4 mm creepage distance 4 mm isolation distance 0.4 mm 1. anode 2. cathode 3. emitter 4. collector top view n 11 111 ?last number of t ype no: 11 ?an initial of "nec" ?assembly lot no. 1 pin mark (nicked corner) 1 11 w eek assembled ye ar assembled marking n 2.50.3 4 3 1 2 4.60.2 4.1 min 5.00.2 0.15 +0. 1 -0.0 5 0.20.1 2.1 max 0.40.1 1.27 recommended mount pad dimensions (units in mm) part number packing style ps2911-1-f3 embossed tape 3500 pcs/reel ps2911-1-f4 ordering information (solder contains lead) 0.8 0.6 1.27 (0.35) 4.14 4.7 5.7 24-r0.1 ( ): reference value remark: this drawing is considered to meet air and outer creepage distance 4.0 mm minimum. all dimensions in this fgure must be evaluated before use. cautions regarding noise: be aware that when voltage is applied suddenly between the optocoupler's input and outout or between collector-emitters at startup, the output side may enter the on state, even if the voltage is within the absolute maximum ratings. part number packing style PS2911-1-F3-A embossed tape 3500 pcs/reel ps2911-1-f4-a ordering information (pb-free)
typical characteristics (t a = 25c, unless otherwise specifed) ctr = 200% 2 ma 1 ma 10 1 0.1 0.0 0.2 0.4 0.6 0.8 1.0 5 ma i f = 0.5 ma 80 60 40 20 0 25 50 75 100 0.5 ma/ c 0 2 5 5 0 7 5 100 120 120 140 100 80 60 40 20 100 10 1 0.1 0.01 0.0 0.5 1.0 1.5 2.0 t a = +100 c +60 c +25 c 0 c -25 c -50 c ctr = 200 % 20 18 16 14 12 10 8 6 4 2 0 2 4 6 8 1 0 i f = 5 ma 2 ma 1 ma 0.5 ma 10000 1000 100 10 1 -25 0 2 5 5 0 7 5 100 v ce = 20 v 40 v maximum forward current, i f (ma) ambient temperature, t a (c) ambient temperature, t a (c) transistor power dissipation, p c (mw) forward voltage, v f (v) forward current, i f (ma) collector current, i c (v) collector to emitter voltage, v ce (v) collector saturation voltage, v ce(sat) (v) collector current, i c (ma) ambient temperature, t a (c) collector to emitter dark current, i ceo (na) maximum forward current vs. ambient temperature forward currentvs. forward voltage collector currentvs. collector to emitter voltage collector to emitter dark current vs. ambient temperature collector current vs. collector saturation voltage ps2911-1 transistor power dissipation vs. ambient temperature
typical characteristics (t a = 25c, unless otherwise specifed) normalized to 1.0 at t a = 25c, i f = 1 ma, v ce = 2 v 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 -50 -25 0 2 5 5 0 7 5 100 500 400 300 200 100 0 0.1 1 10 100 v ce = 5 v, n = 3 sample a b c i f = 1 ma, v cc = 5 v, ctr = 200 % 10000 1000 100 10 1 1k 10k 100k 1000k t of f t on t s r l = 1 k ? 100 ? 300 ? 0 -5 -10 -15 -20 -25 0.1 1 1 0 100 1000 1.2 1.0 0.8 0.6 0.4 0.2 0.0 10 10 2 10 3 10 4 10 5 10 6 i f = 1 ma t a = 25 c 60 c time (hr) ctr (relative value) load resistance, r l () switching time, t (s) normalized gain, g v frequency, f (khz) forward current, i f (ma) current transfer ratio, ctr (%) ambient temperature, t a (c) normalized current transfer ratio, ctr normalized current transfer ratio vs. ambient temperature current transfer ratio vs. forward current switching time vs. load resistance frequency response long term ctr degradation ps2911-1
taping specifications (units in mm) tape outline and dimensions tape direction reel outline and dimensions packing: 3500 pcs/reel 2.0 0.5 4.0 0.1 1.55 0.05 4.0 0.1 2.9 0.1 2.9 max 2.40.1 1.75 0.1 5.3 0.1 12.0 0.2 5.3 0.1 1.55 +0. 1 -0 2.0 0.5 13.0 0.2 21.0 0.8 r1.0 100 1.0 3302.0 2.00.5 11 .9 to 15.4 outer edge of flange 13.51.0 ps2911-1 n n n n n n n n ps2911-1-f3 ps2911-1-f4
recommended soldering conditions (1) infrared refow soldering ea refow eerare or elow (aage srfae eerare) ie of ea refow eerare 1 seonds or less ie of eerare iger an seonds or less ie o reea eerare fro 1 o 1 1 s er of refows ree l osin f onaining sall aon of lorine (e f wi a ai lorine onen of is recommended). (2) wave soldering hpshudwxuh ruehorzprowhqvroghuwhpshudwxuh lph vhfrqgvruohvv 3uhkhdwlqfrqglwlrqv ruehorzsdfndhvxuidfhwhpshudwxuh 1xpehuriwlphv 2qhoorzhgwrehglsshglqvroghulqfoxglqsodvwlfprogsruwlrq )ox rvlqxfrqwdlqlqvpdoodprxqwrifkorulqhkhx zlwkdpdlpxpfkorulqhfrqwhqwri:wlvuhfrpphqghg (3) c autions ? f luxes rlguhprlwkhuhvlgxdoxlwkfkorulhedvhgfohdlvrohwdwhuduhrsurfhvv 86(8,216 urwhfwddlvwvwdwlfhohfwulflwkhkdgol rlgvwrudhdwdklkwhpshudwxuhdgklkkxplglw 5hfrpphghghpshudwxuhurohr,uduhg5hr ps2911-1 ti me (s) package surface te mperature t (?c) 180 ? c 12030 s (preheating ) (heating) to 10 s to 60 s 260 ? c (peak temperature) 220 ? c 12 0 ? c life support applications these nec products are not intended for use in life support devices, appliances, or systems where the malfunction of these prod ucts can reasonably be expected to result in personal injury . the customers of cel using or selling these products for use in such applications do so at their own risk and agree to fully indemnify cel for all damages resulting from such improper use or sale. a business partner of nec compound semiconductor devices, ltd.
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