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ct micro rev 1 proprietary & confidential page 1 aug, 2013 6n138, 6n139 low input current photodarlington coupler package outline schematic note: different lead forming options available. see package dimension. features ? ?? ? low current ? 0.5ma ? ?? ? superior ctr-2000% ? ?? ? ctr guaranteed 0?70c applications ? ?? ? digital logic ground isolation ? ?? ? telephone ring detector ? ?? ? eia-rs-232c line receiver ? ?? ? high common mode noise line receiver ? ?? ? p bus isolation ? ?? ? current loop receiver description the 6n138 & 6n139 optocouplers consist of an algaas led optically coupled to a high gain split darlington photodetector. the combination of a very low input current of 0.5ma and a high current transfer ratio of 2000% makes this family particularly useful for input interface to mos, cmos, lsttl and eia rs232c, while output compatibility is ensured to cmos as well as high fan-out ttl requirements. the devices are packaged in an 8-pin dip package and also available in gullwing (400mil) spacing and surface mount lead forming option.
ct micro rev 1 proprietary & confidential page 2 aug, 2013 6n138, 6n139 low input current photodarlington coupler absolute maximum rating at 25 o c symbol parameters ratings units notes v iso isolation voltage 5000 v rms t opr operating temperature -55 ~ +100 o c t stg storage temperature -55 ~ +125 o c t sol soldering temperature 260 o c emitter i f forward current 25 ma i fp peak forward current (50% duty, 1ms p.w) 50 ma i f(trans) peak transient current ( 1 s p.w,300pps) 1 a v r reverse voltage 5 v p d power dissipation 40 mw detector p d power dissipation 100 mw v ebr emitter-base reverse voltage 0.5 v i o output current 60 ma v o output voltage 6n138 -0.5 to 7 v 6n139 -0.5 to 18 v v cc supply voltage 6n138 -0.5 to 7 v 6n139 -0.5 to 18 v
ct micro rev 1 proprietary & confidential page 3 aug, 2013 6n138, 6n139 low input current photodarlington coupler electrical characteristics t a = 0 - 70c, v cc =4.5v (unless otherwise specified). emitter characteristics symbol parameters test conditions min typ max units notes v f forward voltage i f = 16ma - 1.45 1.6 v i r reverse current v r = 5v - - 5 a v f / t a temperature coefficient of forward voltage i f =16ma - -1.8 - mv/c detector characteristics symbol parameters test conditions min typ max units notes i oh logic high output current 6n139 i f =0ma, v o =v cc =18v, - 0.008 80 a 6n138 - - 200 i ccl logic low supply current i f =1.6ma, v o =open, v cc =18v - 0.5 1.4 ma i cch logic high supply current i f =0ma, v o =open, v cc =18v - 0.04 8 a transfer characteristics symbol parameters test conditions min typ max units notes ctr current transfer ratio 6n139 i f =0.5ma, v o =0.4v, 400 2500 - % 6n138 i f =1.6ma, v o =0.5v, 300 2000 - 6n139 500 2000 - v ol logic low output voltage 6n139 i f = 0.5ma, i o = 2ma - 0.04 0.4 v i f = 1.6ma, i o = 8ma - 0.08 0.4 i f = 5ma, i o = 15ma - 0.11 0.4 i f = 12ma, i o = 24ma - 0.16 0.4 6n138 i f = 1.6ma, i o = 4.8ma - 0.05 0.4
ct micro rev 1 proprietary & confidential page 4 aug, 2013 6n138, 6n139 low input current photodarlington coupler electrical characteristics t a = 0 - 70c, v cc = 5v (unless otherwise specified). switching characteristics symbol parameters test conditions min typ max units notes t phl high to low propagation delay 6n139 i f = 0.5ma, r l = 4.7k ? - - 30 s t a = 25 0 c - 4.8 25 i f = 12ma, r l = 250 ? - - 2 t a = 25 0 c - 0.2 1 6n138 i f = 1.6ma, r l = 2.2k ? - - 15 t a = 25 0 c - 1.35 10 t plh low to high propagation delay 6n139 i f = 0.5ma, r l = 4.7k ? - - 90 s t a = 25 0 c - 15 60 i f = 12ma, r l = 250 ? - - 10 t a = 25 0 c - 1.6 7 6n138 i f = 1.6ma, r l = 2.2k ? - - 50 t a = 25 0 c - 7.6 35 cm h common mode transient immunity at logic high i f = 0ma, |vcm| = 10v p-p , t a = 25c,r l = 2.2k 1,000 - - v/ s cm l common mode transient immunity at logic low i f = 1.6ma, |vcm| = 10v p-p , t a = 25c,r l = 2.2k 1,000 - -
ct micro rev 1 proprietary & confidential page 5 aug, 2013 6n138, 6n139 low input current photodarlington coupler typical characteristic curves
ct micro rev 1 proprietary & confidential page 6 aug, 2013 6n138, 6n139 low input current photodarlington coupler
ct micro rev 1 proprietary & confidential page 7 aug, 2013 6n138, 6n139 low input current photodarlington coupler test circuits
ct micro rev 1 proprietary & confidential page 8 aug, 2013 6n138, 6n139 low input current photodarlington coupler test circuits
ct micro rev 1 proprietary & confidential page 9 aug, 2013 6n138, 6n139 low input current photodarlington coupler package dimension dimensions in mm unless otherwise stated standard dip ? through hole gullwing (400mil) lead forming ? through hole (m ty pe)
ct micro rev 1 proprietary & confidential page 10 aug, 2013 6n138, 6n139 low input current photodarlington coupler surface mount lead forming (s type) surface mount (low profile) lead forming (sl type)
ct micro rev 1 proprietary & confidential page 11 aug, 2013 6n138, 6n139 low input current photodarlington coupler recommended solder mask dimensions in mm unless otherwise stated device marking ct : denotes ?ct micro? 6n139 : product number v : vde option y : fiscal year ww : work week k : production code ct 6n139 vywwk
ct micro rev 1 proprietary & confidential page 12 aug, 2013 6n138, 6n139 low input current photodarlington coupler ordering information 6n13x(v)(y)(z) x = part no. (8 or 9) v = vde option ( v or none) y = lead form option (s, sl, m or none) z = tape and reel option (t1, t2 or none) option description quantity none standard 8 pin dip 40 units/tube m gullwing (400mil) lead forming 40 units/tube s(t1) surface mount lead forming ? with option 1 taping 10 00 units/reel s(t2) surface mount lead forming ? with option 2 taping 10 00 units/reel sl(t1) surface mount (low profile) lead forming? with option 1 taping 1000 units/reel sl(t2) surface mount (low profile) lead forming? with option 2 taping 1000 units/reel
ct micro rev 1 proprietary & confidential page 13 aug, 2013 6n138, 6n139 low input current photodarlington coupler carrier tape specifications dimensions in mm unless otherwise stated option s(t1) & sl(t1) option s(t2) & sl(t2)
ct micro rev 1 proprietary & confidential page 14 aug, 2013 6n138, 6n139 low input current photodarlington coupler reflow profile profile feature pb-free assembly profile temperature min. (tsmin) 150c temperature max. (tsmax) 200c time (ts) from (tsmin to tsmax) 60-120 seconds ramp-up rate (t l to t p ) 3c/second max. liquidous temperature (t l ) 217c time (t l ) maintained above (t l ) 60 ? 150 seconds peak body package temperature 260c +0c / -5c time (t p ) within 5c of 260c 30 seconds ramp-down rate (t p to t l ) 6c/second max time 25c to peak temperature 8 minutes max.
ct micro rev 1 proprietary & confidential page 15 aug, 2013 6n138, 6n139 low input current photodarlington coupler disclaimer ct micro reserves the right to make changes without further notice to any products herein to improve reliability, function or design. ct micro does not assume any liability arising out of the application or use of any produc t or circuit described herein; neither does it convey any license under its patent rights, nor the rights of others. ___________________________________________________ ___________________________________ ct micro are not authorized for use as critical com ponents in life support devices or systems without express written approval of ct micr o international corporation. 1. life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain li fe, or (c) whose failure to perform when properly used in accordance with instruction for use provided in the labelling, can be reasonably expected to result in significant injury to the user. 2. a critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.

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