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4 pin ultra small ssop phototransistor photocoupler everlight electronics co., ltd. 1 http://www.everlight.com document no dpc-0000031 rev. 2 december 28, 2009 el3h7-g series features: ? halogens free ? current transfer ratio (ctr: 50~600% at i f =5ma, v ce =5v) (ctr: 40~320% at i f =10ma, v ce =5v) ? high isolation voltage between input and output (viso=3750 v rms ) ? compact 4 pin ssop with a 2.0 mm profile ? pb free and rohs compliant. ? ul approved (no. 214129) ? vde approval (132249) ? semko approved schematic ? nemko approved ? demko approved ? fimko approved ? csa approved description pin configuration 1. anode 2. cathode 3. emitter 4. collector the el3h7-g series devices c onsist of an infrared emitting diode, optically coupled to a phot otransistor detector encapsulated with green compound. they are packaged in a 4-pin small outline smd package. applications ? dc-dc converters ? programmable controllers ? telecommunication equipments ? signal transmission between circuits of different potentials and impedances
4 pin ultra small ssop phototransistor photocoupler everlight electronics co., ltd. 2 http://www.everlight.com document no dpc-0000031 rev. 2 december 28, 2009 el3h7-g series absolute maximum ratings (t a =25c) parameter symbol rating unit forward current i f 50 ma peak forward current (1us, pulse) i fp 1 a reverse voltage v r 6 v 70 mw input power dissipation derating factor (above t a = 90 c) p d 2.0 mw/ c 150 mw power dissipation derating factor (above t a = 70 c) p c 3.1 mw/ c collector current i c 50 ma collector-emitter voltage v ceo 80 v output emitter-collector voltage v eco 7 v total power dissipation p tot 200 mw isolation voltage *1 v iso 3750 v rms operating temperature t opr -55 ~ +110 c storage temperature t stg -55 ~ +125 c soldering temperature *2 t sol 260 c notes *1 ac for 1 minute, r.h.= 40 ~ 60% r.h. in this te st, pins 1 & 2 are shorted together, and pins 3 & 4 are shorted together. *2 for 10 seconds.
4 pin ultra small ssop phototransistor photocoupler everlight electronics co., ltd. 3 http://www.everlight.com document no dpc-0000031 rev. 2 december 28, 2009 el3h7-g series electrical characteristics (t a =25c unless specified otherwise) input parameter symbol min. typ.* max. unit condition forward voltage v f - 1.2 1.4 v i f = 20ma reverse current i r - - 10 a v r = 4v input capacitance c in - 30 250 pf v = 0, f = 1khz output parameter symbol min. typ.* max. unit condition collector-emitter dark current i ceo - - 100 na v ce = 20v, i f = 0ma collector-emitter breakdown voltage bv ceo 80 - - v i c = 0.1ma emitter-collector breakdown voltage bv eco 7 - - v i e = 0.1ma transfer characteristics (t a =25c unless specified otherwise) parameter symbol min. typ.* max. unit condition el3h7 50 - 600 el3h7a 80 - 160 el3h7b 130 - 260 el3h7c 200 - 400 el3h7d 300 - 600 el3h7e 100 - 200 el3h7f 150 - 300 i f = 5ma ,v ce = 5v el3h7h 40 - 80 el3h7i 63 - 125 el3h7j 100 - 200 current transfer ratio el3h7k ctr 160 - 320 % i f = 10ma ,v ce = 5v
4 pin ultra small ssop phototransistor photocoupler everlight electronics co., ltd. 4 http://www.everlight.com document no dpc-0000031 rev. 2 december 28, 2009 el3h7-g series transfer characteristics (t a =25c unless specified otherwise) parameter symbol min. typ.* max. unit condition collector-emitter saturation voltage v ce(sat) - 0.1 0.2 v i f = 10ma ,i c = 1ma isolation resistance r io 510 10 - - v io = 500vdc, 40~60% r.h. floating capacitance c io - 0.3 1.0 pf v io = 0, f = 1mhz rise time t r - 5 18 s fall time t f - 3 18 s v ce = 2v, i c = 2ma, r l = 100 * typical values at t a = 25c
n ultra small ssop 4 pi phototransistor photocoupler everlight electronics co., ltd. 5 http://www.everlight.com document no dpc-0000031 rev. 2 december 28, 2009 el3h7-g series typical performance curves
4 p everlight electronics co., ltd. 6 http://www.everlight.com document no dpc-0000031 rev. 2 december 28, 2009 in ultra small ssop phototransistor photocoupler el3h7-g series v cc figure 11. switching time test circuit & waveforms i f i c r l r in output input pulse 10% input output pulse 90% t t r f t on t of f
4 pin ultra small ssop phototransistor photocoupler everlight electronics co., ltd. 7 http://www.everlight.com document no dpc-0000031 rev. 2 december 28, 2009 el3h7-g series order information part number el3h7(x)(y)-vg note 3h7 = part no. x = ctr rank (a, b, c, d, e, f, h, i, j, k or none) y = tape and reel option (ta, tb, ea, eb or none). v = vde (optional) g = halogens free option description packing quantity none standard smd option 100 units per tube -v standard smd option + vde 100 units per tube (ta) ta tape & reel option 5000 units per reel (tb) tb tape & reel option 5000 units per reel (ta)-v ta tape & reel option + vde 5000 units per reel (tb)-v tb tape & reel option + vde 5000 units per reel (ea) ta tape & reel option 1000 units per reel (eb) tb tape & reel option 1000 units per reel (ea)-v ta tape & reel option + vde 1000 units per reel (eb)-v tb tape & reel option + vde 1000 units per reel
everlight electronics co., ltd. 8 http://www.everlight.com document no dpc-0000031 rev. 2 december 28, 2009 4 pin ultra small ssop phototransistor photocoupler el3h7-g series package drawing (dimensions in mm) recommended pad layout for surface mount leadform
4 pin ultra s everlight electronics co., ltd. 9 http://www.everlight.com document no dpc-0000031 rev. 2 december 28, 2009 mall ssop phototransistor photocoupler el3h7-g series device marking rywwv el 3h7 notes el denotes everlight 3h7 denotes device number r denotes ctr rank (a, b, c, d, e ,f,h, i, j, k or none) y denotes 1 digit year code ww denotes 2 digit week code v denotes vde (optional)
4 pin ultra small ssop everlight electronics co., ltd. 10 http://www.everlight.co m document no dpc-0000031 rev. 2 december 28, 2009 el3h7-g series phototransistor photocoupler tape & reel packing specifications option tb option ta direction of feed from reel direction of feed from reel tape dimensions dimension no. a b do d1 e f dimension (mm) 3.0 0.1 7.3 0.1 1.5 + 0.1/-0 1.5 0.1 1.7 5 0.1 5.5 0.1 dimension no. po p1 p2 t w k dimension (mm) 4.0 0.15 4.0 0.1 2.0 0.1 0.25 0.03 12.0 0.2 2.4 0.1
4 pin ultra small ssop phototransistor photocoupler everlight electronics co., ltd. 11 http://www.everlight.co m document no dpc-0000031 rev. 2 december 28, 2009 el3h7-g series solder reflow temperature profile time (s) 150 c 1-3 c/sec max 70 ? 170 sec 200 c 217 c >255 c (30s max) 1-3 c/sec max 60 ? 140 sec 260 c (peak)
4 pin ultra small ssop phototransistor photocoupler everlight electronics co., ltd. 12 http://www.everlight.co m document no dpc-0000031 rev. 2 december 28, 2009 el3h7-g series disclaimer 1. the specifications in this dat asheet may be changed without notice. everlight reserves the authority on material change for above specification. 2. when using this product, please obser ve the absolute maximum ratings and the instructions for use as outlined in this datasheet. everlight assumes no res ponsibility for any damage resulting from use of the product which does not comply with the absolute ma ximum ratings and the instructions included in this datasheet. 3. these specification sheets include materials protec ted under copyright of everlight. reproduction in any form is prohibited without t he specific consent of everlight.

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