Single Digit LED Numeric Display LSAIM-4-0011 3DS /T NW S1eries Datasheet LA-401 D / N series is developed because of the demand for small single digit LED Numeric Display. Materials of emission are GaAsP on GaP, AlGalnP and GaP. This is the height of a letter 10.16mm, single digit LED Numeric Display that is packed by EPOXY resin. lFeatures 1) The height of a letter is 10.16mm. 2) Dimension is 9.6×13.0×7.0mm. 3) The package of surface color is black. Color of segment is colored in emitting color. 4) Each color has anode common and cathode common respectively. lDimensions (Unit : mm) lPin assignments Pin No. Function 1 Common 2 Segment "f" 3 Segment "g" 4 Segment "e" 5 Segment "d" 6 Common 7 D.P 8 Segment "c" 9 Segment "b" 10 Segment "a" lInternal circuit schematic lSelection guide Emitting color Red Orange Yellow Red Green Common (High brightness) (High brightness) (High brightness) Anode LA-401VD LA-401AD LA-401ED LA-401XD LA-401MD Cathode LA-401VN LA-401AN LA-401EN LA-401XN LA-401MN www.rohm.com © 2015 ROHM Co., Ltd. All rights reserved. 1/4 2017.03 - Rev.D

LA-401 D / N Series Datasheet lAbsolute maximum ratings (T = 25°C) a Red Orange Yellow Red Green Parameter Symbol (High brightness) (High brightness) (High brightness) Unit LA-401VD / VN LA-401AD / AN LA-401ED / EN LA-401XD / XN LA-401MD / MN Power dissipation P 320 520 520 520 480 mW D Power dissipation P / seg 40 65 65 65 60 mW D Forward current I 15 25 25 25 20 mA F Peak forward current IFP 60 *1 50 *2 50 *2 50 *2 60 *1 mA Reverse voltage V 5 5 5 5 5 V R Operating temperature Topr -25 to +75 °C Storage temperature Tstg -30 to +85 °C *1 Pulse width 1ms, duty 1 / 5 *2 Pulse width 0.1ms, duty 1 / 10 lElectrical and optical characteristics (T = 25°C) a Red Orange Yellow Red Green Parameter Symbol Conditions (High brightness) (High brightness) (High brightness) Unit Typ. Max. Typ. Max. Typ. Max. Typ. Max. Typ. Max. Forward voltage V I =10mA 2.0 2.8 2.05* 2.6* 2.05* 2.6* 2.05* 2.6* 2.1 2.8 V F F Reverse current I V =3V - 100 - 100 - 100 - 100 - 100 mA R R Peak wavelength l I =10mA 650 - 626* - 610* - 589* - 563 - nm p F Spectral line halfw idth Dl IF=10mA 40 - 18* - 17* - 15* - 40 - nm ◎ Not designed for radiation resistance. * Shows the number on the condition of I =20mA. F lLuminous intensity Parameter l Type Min. Typ. Max. Unit p LA-401VD Red 650 5.6 16 - mcd LA-401VN Red LA-401AD 626 36 90 - mcd (High brightness) LA-401AN Orange LA-401ED 610 36 90 - mcd (High brightness) LA-401EN Yellow LA-401XD 589 36 90 - mcd (High brightness) LA-401XN LA-401MD Green 563 5.6 16 - mcd LA-401MN ◎ Condition　 I =10mA F www.rohm.com © 2015 ROHM Co., Ltd. All rights reserved. 2/4 2017.03 - Rev.D

LA-401 D / N Series Datasheet lElectrical and optical characteristics curves Fig.1 Forward Current vs. Forward Voltage Fig.2 Relative Luminous Intensity vs. Forward Current A] sity m n [F nte nt : I us I e o r n ur mi C u d L rwar ative Fo el R Forward Voltage : V [V] Forward Current : I [mA] F F Fig.3 Relative Luminous Intensity Fig.4 Ratio of Maximum Tolerable Peak Current vs. Case Temperature vs. Pulse Duration (I) Max . ax . 10 LLAA--440011AADN y peak I MF LLAA--440011EEDN sit IF LA-401XD n LA-401XN e Luminous Int able peak ard Current 50kHz 20kHz 10kHz 5kHz 2kHz 1kHz 500Hz 200Hz 100Hz ative TolerForw el m m R uu mm axiaxi 1 MM 1 10 100 1000 10000 Case Temperature : [°C] o of nt to Pulse Duration : tw [ms] atire Rur C www.rohm.com © 2015 ROHM Co., Ltd. All rights reserved. 3/4 2017.03 - Rev.D

LA-401 D / N Series Datasheet lElectrical and optical characteristics curves Fig.5 Ratio of Maximum Tolerable Peak Current F ig .6 Ratio of Maximum Tolerable Peak Current vs. Pulse Duration ( II ) vs. Pulse Duration ( III ) Max . x . 10 LLAA--440011MMDN Max . x . 10 LLAA--440011VVDN a a k M k M IpeaF I F IpeaF I F kHz kHz kHz Hz Hz Hz 0Hz 0Hz 0Hz Hz Hz Hz z z z Hz Hz Hz 50 20 10 5k 2k 1k 50 20 10 k ent 50k 20k 10k 5kH 2kH 1kH 500 200 100 k ent ar ar eur eur pC pC ble rd ble rd aa aa rw rw oleor oleor TF TF m m m m uu uu mm mm xixi 1 xixi 1 aa aa MM 1 10 100 1000 10000 MM 1 10 100 1000 10000 o of nt to Pulse Duration : tw [ms] o of nt to Pulse Duration : tw [ms] atire atire Rur Rur C C Fig.7 Derating %] [F nt : I e r r u C d r a w r o F Ambient Temperature : T [°C] a www.rohm.com © 2015 ROHM Co., Ltd. All rights reserved. 4/4 2017.03 - Rev.D

Notice Notes 1) The information contained herein is subject to change without notice. 2) Before you use our Products, please contact our sales representativeand verify the latest specifica- tions : 3) Although ROHM is continuously working to improve product reliability and quality, semicon- ductors can break down and malfunction due to various factors. Therefore, in order to prevent personal injury or fire arising from failure, please take safety measures such as complying with the derating characteristics, implementing redundant and fire prevention designs, and utilizing backups and fail-safe procedures. ROHM shall have no responsibility for any damages arising out of the use of our Poducts beyond the rating specified by ROHM. 4) Examples of application circuits, circuit constants and any other information contained herein are provided only to illustrate the standard usage and operations of the Products. The peripheral conditions must be taken into account when designing circuits for mass production. 5) The technical information specified herein is intended only to show the typical functions of and examples of application circuits for the Products. ROHM does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by ROHM or any other parties. ROHM shall have no responsibility whatsoever for any dispute arising out of the use of such technical information. 6) The Products are intended for use in general electronic equipment (i.e. AV/OA devices, communi- cation, consumer systems, gaming/entertainment sets) as well as the applications indicated in this document. 7) The Products specified in this document are not designed to be radiation tolerant. 8) For use of our Products in applications requiring a high degree of reliability (as exemplified below), please contact and consult with a ROHM representative : transportation equipment (i.e. cars, ships, trains), primary communication equipment, traffic lights, fire/crime prevention, safety equipment, medical systems, servers, solar cells, and power transmission systems. 9) Do not use our Products in applications requiring extremely high reliability, such as aerospace equipment, nuclear power control systems, and submarine repeaters. 10) ROHM shall have no responsibility for any damages or injury arising from non-compliance with the recommended usage conditions and specifications contained herein. 11) ROHM has used reasonable care to ensur the accuracy of the information contained in this document. However, ROHM does not warrants that such information is error-free, and ROHM shall have no responsibility for any damages arising from any inaccuracy or misprint of such information. 12) Please use the Products in accordance with any applicable environmental laws and regulations, such as the RoHS Directive. For more details, including RoHS compatibility, please contact a ROHM sales office. ROHM shall have no responsibility for any damages or losses resulting non-compliance with any applicable laws or regulations. 13) When providing our Products and technologies contained in this document to other countries, you must abide by the procedures and provisions stipulated in all applicable export laws and regulations, including without limitation the US Export Administration Regulations and the Foreign Exchange and Foreign Trade Act. 14) This document, in part or in whole, may not be reprinted or reproduced without prior consent of ROHM. Thank you for your accessing to ROHM product informations. More detail product informations and catalogs are available, please contact us. ROHM Customer Support System http://www.rohm.com/contact/ www.rohm.com R1102A © 2015 ROHM Co., Ltd. All rights reserved.

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