la-601 b / l series led displays rev.b 1/4 single digit led numeric display la-601 b / l series la-601 b / l series is designed to use in the light. materials of emission are gaasp on gap, algalnp gap and gan. this is the height of a letter 14.6mm, single digit led numeric display that is packed by epoxy resin. z features 1) the height of a letter is 14.6mm. 2) dimension is 12.5 19.0 8.0mm. 3) the package of surface color is black. color of segment is colored in emitting color. (blue color is only milky white) 4) each color has anode common and cathode common respectively. z dimensions (unit : mm) 10? 12.5 0.5 + 0 19.0 0.2 14.6 1.6 1.8 0.25 (15.24) 0.5 (2.54) (10.16) 8.0 3.5min. 8.3 1.6 tolerance are 0.3 unless otherwise noted: z selection guide anodecathode emitting color common red la-601vb la-601vl red (high brightness) la-601ab la-601al orange (high brightness) la-601eb la-601el yellow (high brightness) LA-601XB la-601xl green la-601mb la-601ml blue la-601bb la-601bl z pin assignments pin no. a g d f b ec d.p ++ 10 1 ++ 92 ++ 83 ++ 74 ++ 65 function pin no. 12 3 4 5 6 7 8 9 10 segment "e"segment "d" common segment "c" d.p segment "b" segment "a" common segment "f" segment "g" z equivalent circuit (anode common) (cathode common) com 3,8 a7 b6 c 4 d2 e1 f 9 g 10 d.p 5 com 3,8 a7 b6 c 4 d2 e1 f 9 g 10 d. p 5 downloaded from: http:///
la-601 b / l series led displays rev.b 2/4 z absolute maximum ratings (ta=25 c) parameter unit mwmw mama v ?c?c red la-601vb / vl 480 6020 60 5 green la-601mb / ml 480 6020 60 5 blue la-601bb / bl 336 4210 50 5 p d p d / seg i f i fp v r topr tstg 25 to + 75 30 to + 85 power dissipationpower dissipation forward current peak forward current reverse voltage operating temperature storage temperature symbol ? 1 pulse width 1ms duty 1 / 5 ? 2 pulse width 0.1ms duty 1 / 10 ? 1 ? 2 ? 2 ? 2 ? 1 ? 2 la-601ab / al 520 6525 50 5 red (high brightness) la-601eb / el 520 6525 50 5 orange (high brightness) LA-601XB / xl 520 6525 50 5 yellow (high brightness) z electrical characteristics (ta=25 c) parameter red typ. unit v a nmnm 2.0 650 40 max. 2.8 100 v f i r p ? forward voltagereverse current peak wavelength spectral line half width symbol i f = 10ma v r = 3v i f = 10ma i f = 10ma conditions the products are not radiations resistant. typ. 2.05 626 18 max. 2.6 100 typ. 2.05 610 17 max. 2.6 100 typ. 2.05 589 15 max. 2.6 100 typ. 2.1 563 40 max. 2.8 100 typ. 3.6 470 26 max. 4.2 100 ??? ??? ?? ?? ?? green blue ? shows the number on the condition of i f = 20ma. yellow (high brightness) red (high brightness) orange (high brightness) z luminous intensity p (nm) unit color 650 type la-601vb min. 5.6 typ. 14 mcd 626 la-601ab 36 90 mcd 610 la-601eb 36 90 mcd 589 LA-601XB 36 90 mcd 563 la-601mb 9 22 mcd 470 la-601bb la-601vlla-601al la-601el la-601xl la-601ml la-601bl 14 56 mcd a condition of measurement is i f = 10ma. redred (high brightness) orange (high brightness) yellow (high brightness) green blue downloaded from: http:///
la-601 b / l series led displays rev.b 3/4 z electrical and optical characteristic curves fig.1 forward current - forward voltage la-601mbla-601ml la-601vbla-601vl la-601bbla-601bl LA-601XBla-601xl 1 2 3 4 5 forward current:i f (ma) forward voltage:v f (v) ta=25 c 0.1 100 1 10 la-601ebla-601el la-601abla-601al LA-601XBla-601xl fig.2 relative luminous intensity - forward current LA-601XBla-601xl la-601ebla-601el la-601abla-601al la-601vb la-601vl la-601mbla-601ml 0.01 0.10 1.00 10.00 1 10 100 relative luminous intensity forward current:i f (ma) la-601bbla-601bl LA-601XBla-601xl ta=25 c fig.3 relative luminous intensity - case temperature 0.4 0.6 1.2 1.4 1.6 case temparature ( c) i f =10ma -25 -15 -5 5 15 25 35 45 55 65 75 relative luminous intensity 0.8 1 la-601mbla-601ml la-601vbla-601vl la-601bbla-601bl LA-601XBla-601xl LA-601XBla-601xl la-601ebla-601el la-601abla-601al fig.4 ratio of maximum tolerable peak current - pulse duration ( ) 1 10 1 10 100 1000 10000 5 pulse duration tw( s) 50khz 10khz 20khz 5khz 1khz 200hz 500hz100hz 2khz ratio of maximum tolerance peakcurrent to maximum tolerance dc current ( ) if peak max. if max. la-601bbla-601bl fig.5 ratio of maximum tolerable peak current - pulse duration ( ? ) ratio of maximum tolerance peakcurrent to maximum tolerance dc current ( ) if peak max. if max. 1 10 1 10 100 1000 10000 pulse duration : tw ( s) 50khz 20khz 10khz 5khz 2khz 1khz 500hz 200hz 100hz LA-601XBla-601xl la-601ebla-601el la-601abla-601al LA-601XBla-601xl fig.6 ratio of maximum tolerable peak current - pulse duration ( ?? ) la-601mbla-601ml la-601vbla-601vl 1 10 100 1000 10000 100000 pulse duration : tw( s) 30hz 100hz 300hz 1khz 3khz 10khz 30khz 100khz 300khz ratio of maximum tolerable peakcurrent to maximum forward current ( ) i f peak max. i f max. 1 10 downloaded from: http:///
la-601 b / l series led displays rev.b 4/4 fig.7 derating 0% 20% 40% 60% 80% 100% 120% forward current (%) ambient temperature( c) -25 -15 -5 5 15 25 35 45 55 65 75 85 downloaded from: http:///
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. appendix1-rev2.0 thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact your nearest sales office. rohm customer support system the americas / europe / asia / japan contact us : webmaster@ rohm.co. jp www.rohm.com copyright ? 2008 rohm co.,ltd. the products listed in this document are designed to be used with ordinary electronic equipment or de vices (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 which 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. it is our top priority to supply products with the utmost quality and reliability. however, there is always a chance of failure due to unexpected factors. therefore, please take into account the derating characteristics and allow for sufficient safety features, such as extra margin, anti-flammability, and fail-safe measures when designing in order to prevent possible accidents that may result in bodily harm or fire caused by component failure. rohm cannot be held responsible for any damages arising from the use of the products under conditions out of the range of the specifications or due to non-compliance with the notes specified in this catalog. 21 saiin mizosaki- cho, ukyo-ku, kyoto 615-8585, japan tel : +81-75-311-2121 fax : +81-75-315-0172 appendix downloaded from: http:///
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