directivity (typ.) relative luminous intensity angular displacement ( deg ) angular displacement ( deg ) relative luminous intensity ( % ) 050100 50 100 0 30 60 90 30 60 90 dimensions (unit:mm) i f ( ma ) typ. ( v ) typ. ( mcd ) typ. ( nm ) p typ. ( nm ) min. ( mcd ) i f ( ma ) i f ( ma ) max. ( a ) tolerance: 0.1 v r ( v ) ? absolute maximum ratings (ta=25 c) electrical optical characteristics (ta=25 c) yellow orange red algainp on gaas 100 4 terminal cathode mark 2.0 1.4 1.25 0.25 0.8 1.2 0 50 100 50 100 0 30 60 90 30 60 90 y x y? x? the recommended thickness o f the screen mask for soldering is between 100 and 150 m. the hole size of the screen mask should be same as the recommended land pattern or smaller. recommended pad layout sml-211 series (unit:mm) 1.1 1.25 1.25 1.1 emitting color material package size (mm) part no. peak forward current i fp (ma) part no. power dissipation p d (mw) forward current i f (ma) reverse voltage v r (v) operating temperature t opr ( c) storage temperature t stg ( c) emitting color part no. forward voltage v f light wavelength reverse current i r brightness i v resin color peak half-wave 0805<2.0 1.25 t=0.8mm> low current type(i f 10ma) transparent colorless packaging specifications (unit:mm) tape specifications:t86 <3,000pcs/reel> feeding direction 2 0.05 1.5 1.75 0.1 0 to 0.5 1.7 1.0 8 3.5 5.5 2.5 reel specifications label position 13 60 180 11.4 1 tolerance: 0.2 + 0.1 0 4 0.1 tolerance: 0.2 rev.c :duty 1/5, pulse width 1ms. sml-211wt sml-211yt sml-211dt sml-211ut sml-211yt sml-211wt sml-211dt sml-211ut sml-211yt sml-211wt sml-211dt sml-211ut 44 20 60 4 -30 to +85 -40 to +85 590 1.4 4 0.9 2.5 15 2 611 16 22 1.8 630 18 yellow orange red 2012(0805) 2.0 1.25 ( t=0.8 ) led die + 1 0 0 ? 3
electrical characteristic curves forward current - forward voltage relative luminous intensity - case temperature ratio of maximum tolerable peak current - pulse duration derating relative luminous intensity - forward current rev.c 20 16 12 8 4 18 14 10 6 2 0 -30 -20 -10 0 10 80 70 90 50 40 60 30 20 ambient temperature : ta ( c ) maximum forward current : i f m ax. (ma) 10khz 20khz 50khz 2khz 5khz 1khz 200hz 500hz 100hz 1 1 10 3 5 10 100 1000 10000 pulse duration : tw ( s) 100 10 1 0 peak forward current : i f (ma) relative luminous intensity 1 10 100 0 ta=25 c ratio of maximum tolerable peak current to maximum tolerable dc current i f peak m ax. i f m ax. sml-211yt sml-211wt sml-211yt sml-211wt sml-211dt sml-211ut ---- 143 sml-211yt sml-211wt sml-211yt sml-211wt sml-211dt sml-211ut ---- 143 sml-211yt sml-211wt sml-211yt sml-211wt sml-211dt sml-211ut ---- 143 sml-211yt sml-211wt sml-211yt sml-211wt sml-211dt sml-211ut ---- 143 100.0 10.0 1.0 1.5 2.0 2.5 1.0 0.1 forward voltage : v f (v) forward current : i f (ma) sml-211yt sml-211wt sml-211yt sml-211wt sml-211dt sml-211ut ---- 143 ta=25 c 1.6 1.4 1.2 1.0 0.8 0.6 0.4 -20 -10 0 10 20 30 40 50 60 70 80 relative luminous intensity case temperature : tc ( c ) i f =2ma
appendix appendix1-rev1.1 the products listed in this document are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of with would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. notes no technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of rohm co.,ltd. the contents described herein are subject to change without notice. the specifications for the product described in this document are for reference only. upon actual use, therefore, please request that specifications to be separately delivered. application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. rohm co.,ltd. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by rohm co., ltd. is granted to any such buyer. products listed in this document are no antiradiation design. about export control order in japan products described herein are the objects of controlled goods in annex 1 (item 16) of export trade control order in japan. in case of export from japan, please confirm if it applies to "objective" criteria or an "informed" (by miti clause) on the basis of "catch all controls for non-proliferation of weapons of mass destruction.
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