1 www.clare.com LDA111 ds-LDA111-r3 solid state current sensors applications features description approvals ordering information LDA111 units break down voltage 20 v current transfer ratio 1000 % saturation voltage .8 v input control current 2 ma pin configuration LDA111 is an optocoupler with a single or darlington tran- sistor output. a bi-directional or uni-directional input is available depending on which model you choose. current transfer ratios range from 33% to 1000% telecom switching tip/ring circuits modem switching (laptop, notebook, pocket size) loop detect ring detect current sensing ul recognized: file number e76270 csa certified: file number lr 43639-10 bsi certified: bs en 60950:1992 (bs7002:1992) certificate #:7344 bs en 41003:1993 certificate #:7344 ac and dc input versions available small 6 pin dip package 100ma continuous load rating 3750v rms input/output isolation machine insertable, wave solderable surface mount and tape & reel versions available part # description LDA111 6 pin dip (50/tube) LDA111s 6 pin surface mount (50/tube) LDA111str 6 pin surface mount (1000/reel) 1 3 2 4 5 6 LDA111 pinout
www.clare.com LDA111 rev. 3 absolute maximum ratings are stress ratings. functional operation of the device at these or any other conditions beyond those indicated in the operational sections of this data sheet is not implied. exposure of the device to the absolute maximum ratings for an extended period may degrade the device and effect its reliability. absolute maximum ratings (@ 25 o c) 2 electrical characteristics parameter conditions symbol min typ max units output characteristics @ 25? phototransistor blocking voltage i c =10? bv ceo 20 50 - v phototransistor output current v ce =5v, i f =0ma i ceo - 50 500 na saturation voltage i c =2ma, i f =16ma v sat -- -v i c =.15ma, i f =.05ma - 0.5 0.5 v current transfer ratio i f =6ma, v ce =0.5v ctr 300 1000 - % output capacitance 50v, f=1 mhz c out -3 -pf capacitance input to output - - - - - -pf input characteristics @ 25? input control current i c =2ma, v ce =0.5v i f 2 1 100 ma input voltage drop i f =5ma v f 0.9 1.2 1.4 v input reverse voltage - v r -- 5v (lda101, LDA111) input reverse current v r =5v i r -- 10na (lda101, LDA111) common characteristics @ 25? input to output isolation - v i/o 3750 - - v rms parameter min typ max units input power dissipation - - 150 1 mw input control current - - 100 ma peak (10ms) - - 1 a reverse input voltage - - 5 v phototransistor - - 150 2 mw power dissipation total package dissipation - - 800 3 mw isolation voltage input to output 3750 - - v rms operational temperature -40 - +85 c storage temperature -40 - +125 c soldering temperature dip package - - +260 c surface mount package - - +220 c (10 seconds max.) 1 derate linearly 1.33 mw/ o c 2 derate linearly 2.0 mw/ o c 3 derate linearly 6.67 mw/ o c
LDA111 www.clare.com rev. 3 3 performance data lda110/LDA111 typical normalized ctr vs. temperature (v ce = 0.8v) temperature ( c) normalized ctr (%) -40 3.0 2.5 2.0 1.5 1.0 0.5 0 -20 0 20 40 60 80 100 1ma 2ma 5ma 10ma 15ma 20ma lda110/LDA111 typical collector current vs. forward current (v ce = 0.8v) i f (ma) i c (ma) 0 2468 12 10 14 16 18 20 16 14 12 10 8 6 4 2 0 lda110/LDA111 typical normalized ctr vs. forward current (v ce = 0.5v) i f (ma) normalized ctr (%) 0 2 4 6 8 10 12 14 16 18 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0 20
www.clare.com 4 LDA111 rev. 3 mechanical dimensions dimensions mm (inches) 4.445 .127 (.175 .005) 3.302 (.130) 7.620 .254 (.300 .010) 6.350 .127 (.250 .005) 8.382 .635 (.330 .025) 2.540 .127 (.100 .005) 9.525 .254 (.375 .010) .457 .076 (.018 .003) .254 typ. (.010) .635 typ. (.025) 6 pin dip surface mount (??suffix) pc board pattern (top view) 2.540 .127 (.100 .005) 8.305 .127 (.327 .005) 1.905 .127 (.075 .005) 1.499 .127 (.059 .005) tape and reel packaging for 6 pin surface mount package 7.493 .102 (.295 .004) 12.090 (.476) 330.2 dia. (13.00) 1.753 .102 (.069 .004) 3.987 .102 (.157 .004) 1.498 .102 (.059 .004) 6.731 max. (.265) .406 max. (.016) 4.877 (.192) top cover tape 2.007 .102 (.079 .004) 11.989 .102 (.472 .004) user direction of feed .050r typ. 16.002 .305 (.630 .012) 10.100 (.398) embossment embossed carrier top cover tape thickness .102 max. (.004) 10.100 .102 (.398 .004) 1.549 .102 (.061 .004) 16
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