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lifecyclephase: revision : 4 expired period: forever release date:2010-01-15 13:27:26.0 4 pin ultra small sop phototransistor photocoupler everlight electronics co., ltd. 1 http://www.everlight.com document no j dpc-0000014 rev. 4 december 28, 2009 EL357N-g series features: ? halogens free ? current transfer ratio (ctr: 50~600% at i f =5ma, v ce =5v) ? high isolation voltage between input and output (viso=3750 v rms ) ? compact 4 pin sop with a 2.0 mm profile ? pb free and rohs compliant. ? ul approved (no. e214129) ? vde approved (no. 132249) ? semko approved ? nemko approved ? demko approved ? fimko approved ? csa approved (no. 1408633) description the EL357N-g series contains an infrared emitting diode, optically coupled to a phototransistor detector. the devices 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 pin configuration 1. anode 2. cathode 3. emitter 4. collector schematic --http://oneic.com/
lifecyclephase: revision : 4 expired period: forever release date:2010-01-15 13:27:26.0 4 pin ultra small sop phototransistor photocoupler everlight electronics co., ltd. 2 http://www.everlight.com document no j dpc-0000014 rev. 4 december 28, 2009 EL357N-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 (about ta=100 c) p d 2.9 mw/c 150 mw power dissipation derating factor (about ta=80 c) p c 3.7 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 test, pins 1 & 2 are shorted together, and pins 3 & 4 are shorted together. *2 for 10 seconds. 8?_akwwsrqhlffrp
lifecyclephase: revision : 4 expired period: forever release date:2010-01-15 13:27:26.0 4 pin ultra small sop phototransistor photocoupler everlight electronics co., ltd. 3 http://www.everlight.com document no j dpc-0000014 rev. 4 december 28, 2009 EL357N-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 = 0.01ma transfer characteristics (t a =25c unless specified otherwise) parameter symbol min. typ.* max. unit condition EL357N 50 - 600 EL357Na 80 - 160 EL357Nb 130 - 260 EL357Nc 200 - 400 EL357Nd 300 - 600 EL357Ne 100 - 200 current transfer ratio EL357Nf ctr 150 - 300 % i f = 5ma ,v ce = 5v collector-emitter saturation voltage v ce(sat) - 0.1 0.2 v i f = 20ma ,i c = 1ma isolation resistance r io 510 10 - - ? v io = 500vdc, 40~60% r.h. floating capacitance c io - 0.6 1.0 pf v io = 0, f = 1mhz cut-off frequency fc - 80 - khz v ce = 5v, i c = 2ma r l = 100 ? , -3db rise time t r - 3 18 s fall time t f - 4 18 s v ce = 2v, i c = 2ma, r l = 100 ? * typical values at t a = 25c 8?_akwwsrqhlffrp
lifecyclephase: revision : 4 expired period: forever release date:2010-01-15 13:27:26.0 4 pin ultra small sop phototransistor photocoupler everlight electronics co., ltd. 4 http://www.everlight.com document no j dpc-0000014 rev. 4 december 28, 2009 EL357N-g series typical performance curves 8?_akwwsrqhlffrp
lifecyclephase: revision : 4 expired period: forever release date:2010-01-15 13:27:26.0 4 pin ultra small sop phototransistor photocoupler everlight electronics co., ltd. 5 http://www.everlight.com document no j dpc-0000014 rev. 4 december 28, 2009 EL357N-g series figure 10. switching time test circuit & waveforms i f i c r l r in v cc output input input pulse output pulse 10% 90% t f t r t off t on 8?_akwwsrqhlffrp
lifecyclephase: revision : 4 expired period: forever release date:2010-01-15 13:27:26.0 4 pin ultra small sop phototransistor photocoupler everlight electronics co., ltd. 6 http://www.everlight.com document no j dpc-0000014 rev. 4 december 28, 2009 EL357N-g series order information part number EL357Nx(y)-vg note 357n = part no. x = ctr rank (a, b, c, d, e, for none) y = tape and reel option (ta, tb or none). v = vde (optional) g = halogen 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 3000 units per reel (tb) tb tape & reel option 3000 units per reel (ta)-v ta tape & reel option + vde 3000 units per reel (tb)-v tb tape & reel option + vde 3000 units per reel 8?_akwwsrqhlffrp
lifecyclephase: revision : 4 expired period: forever release date:2010-01-15 13:27:26.0 4 pin ultra small sop phototransistor photocoupler everlight electronics co., ltd. 7 http://www.everlight.com document no j dpc-0000014 rev. 4 december 28, 2009 EL357N-g series package drawing (dimensions in mm) recommended pad layout for surface mount leadform 8?_akwwsrqhlffrp
lifecyclephase: revision : 4 expired period: forever release date:2010-01-15 13:27:26.0 4 pin ultra small sop phototransistor photocoupler everlight electronics co., ltd. 8 http://www.everlight.com document no j dpc-0000014 rev. 4 december 28, 2009 EL357N-g series device marking notes el denotes everlight 357n denotes device number r denotes ctr rank (a, b, c, d, e, f or none) y denotes 1 digit year code ww denotes 2 digit week code v denotes vde (optional) el 357n rywwv 8?_akwwsrqhlffrp
lifecyclephase: revision : 4 expired period: forever release date:2010-01-15 13:27:26.0 4 pin ultra small sop phototransistor photocoupler everlight electronics co., ltd. 9 http://www.everlight.com document no j dpc-0000014 rev. 4 december 28, 2009 EL357N-g series tape & reel packing specifications tape dimensions dimension no. a b do d1 e f dimension (mm) 4.4 0.1 7.4 0.1 1.5 + 0.1/-0 1.5 0.1 1.7 5 0.1 7.5 0.1 dimension no. po p1 p2 t w k dimension (mm) 4.0 0.15 8.0 0.1 2.0 0.1 0.25 0.03 16.0 0.2 2.4 0.1 direction of feed from reel direction of feed from reel option ta option tb 8?_akwwsrqhlffrp
lifecyclephase: revision : 4 expired period: forever release date:2010-01-15 13:27:26.0 4 pin ultra small sop phototransistor photocoupler everlight electronics co., ltd. 10 http://www.everlight.com document no j dpc-0000014 rev. 4 december 28, 2009 EL357N-g series solder reflow temperature profile 150 ? c 1 - 3 ? c/sec max 70 ? 170 sec 200 ? c 217 ? c >255 ? c (30s max ) 1 - 3 ? c/sec max 6 0 ? 1 4 0 sec 260 ? c (peak) time (s) 8?_akwwsrqhlffrp
lifecyclephase: revision : 4 expired period: forever release date:2010-01-15 13:27:26.0 4 pin ultra small sop phototransistor photocoupler everlight electronics co., ltd. 11 http://www.everlight.com document no j dpc-0000014 rev. 4 december 28, 2009 EL357N-g series disclaimer 1. the specifications in this datasheet may be changed without notice. everlight reserves the authority on material change for above specification. 2. when using this product, please observe the absolute maximum ratings and the instructions for use as outlined in this datasheet. everlight assumes no responsibility for any damage resulting from use of the product which does not comply with the absolute maximum ratings and the instructions included in this datasheet. 3. these specification sheets include materials protected under copyright of everlight. reproduction in any form is prohibited without the specific consent of everlight. 8?_akwwsrqhlffrp

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