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DescriptionThe FIREFLY is designed for use in consumer applications. Due to its low height and optical characteristics it is optimized for flat indirect backlighting of switches.ParametersColor of emissionRed (612-630 nm)Electrical power0.0095 WLowBrightnessΦV0.732 lmIV0.157 cdΦE3.72 mWIE0.798 mW/srBeam angle∢140 °∢150 °Operating temperatureTop min.-40 °CTop max.85 °CDimensionl1.0 mmw0.55 mmh0.3 mmApplication fieldsIndustrialRoboticsHome & building automationProjection & displayFactory automationAppliances & toolsAccess control & securityMaximum RatingsParameter Symbol ValuesOperating Temperature Top min.max.-40 °C85 °CStorage Temperature Tstg min.max.-40 °C85 °CJunction Temperature Tj max. 95 °CForward currentTS = 25 °CIF max. 15 mASurge Currentt ≤ 10 µs; D = 0.005 ; TS = 25 °CIFS max. 100 mAReverse voltage 2)TS = 25 °CVR max. 12 VESD withstand voltageacc. to ANSI/ESDA/JEDEC JS-001 (HBM)VESD 2 kVCharacteristicsIF = 5 mA; TS = 25 °CParameter Symbol ValuesPeak Wavelength λpeak typ. 634 nmDominant Wavelength 3) λdom min.typ.max.620 nm625 nm633 nmSpectral Bandwidth at 50% Irel,max ∆λ typ. 16 nmViewing angle at 50% IVvalues for 0°, 90°2φ typ.typ.140 °150 °Forward Voltage 4)IF = 5 mAVF min.typ.max.1.80 V1.90 V2.40 VReverse current 2)VR = 12 VIR typ.max.0.01 µA10 µAReal thermal resistance junction/solderpoint 5) RthJS real max. 430 K / W