SLR-343 Series LED lamps Reflecting small LEDs, directly mountable (φ3.1mm) (no need for solder modification) SLR-343 Series The SLR-343 series are small 3.1mm LEDs which can be directly mounted on a printed circuit board. Four colors and two lens types are available for a total of eight types, and they are suitable for use in a wide variety of applications. zExternal dimensions (Units : mm) zFeatures 1) Four colors : red, orange, yellow and green. 2) Two lens types : Colored diffused and Colored clear. 3) High reliability even in case of direct mount. 4) Blow-holeless solder type. φ3.8 24.0Min. 5.4 φ3.1 0.4 (2.5) CATHODE Tolerances are ±0.2 unless otherwise noted: zSelection guide Emitting color Red Orange Yellow Green Colored diffused SLR-343VR SLR-343DU SLR-343YY SLR-343MG Colored clear SLR-343VC SLR-343DC SLR-343YC SLR-343MC Lens zAbsolute maximum ratings (Ta = 25°C) Red Parameter Orange Symbol SLR-343VR SLR-343DU SLR-343VC SLR-343DC Yellow Green SLR-343YY SLR-343MG SLR-343YC SLR-343MC Unit Power dissipation PD 60 60 60 75 mW Forward current IF 20 20 20 25 mA Peak forward current IFP 60 ∗ 60∗ 60∗ 60∗ mA Reverse voltage VR 3 3 3 3 V Operating temperature Topr −25~+85 °C Storage temperature Tstg −30~+100 °C − 260°C 5 seconds maximum − Soldering temperature ∗Pulse width 1ms Duty 1 / 5 SLR-343 Series LED lamps zElectrical and optical characteristics (Ta = 25°C) Parameter Typ. Max. Min. Typ. Max. Min. Min. Green Yellow Orange Red Symbol Conditions Unit Typ. Max. Min. Typ. Max. Forward voltage VF IF=10mA − 2.0 3.0 − 2.0 3.0 − 2.1 3.0 − 2.1 3.0 V Reverse current IR VR=3V − − 10 − − 10 − − 10 − − 10 µA Peak wavelength λP IF=10mA − 650 − − 610 − − 585 − − 563 − nm Spectral line half width ∆λ IF=10mA − 40 − − 40 − − 40 − − 40 − nm Diffused − 40 − − 40 − − 40 − − 40 − Transparent − 40 − − 40 − − 40 − − 40 − Viewing angle 2θ 1/2 zLuminous intensity vs. wavelength zLuminous intensity 1.0 Color Axial Luminous Intensity Green Yellow λP Red Orange 0.8 Red 650 Orange 610 Type Min. Typ. Max. Unit SLR-343VR 5.6 16.0 − mcd SLR-343VC 9.0 25.0 − mcd 0.6 0.4 0.2 0 500 550 600 650 700 750 Wavelength : λP (nm) zDirectional pattern ANGLE (°) 20 10 0 10 20 30 40 40 50 50 60 60 70 70 Transparent 80 90 100 80 Diffused 50 0 50 RELATIVE LUMINOUS INTENSITY (%) Fig. 2 Yellow 585 Green 563 SLR-343DU 5.6 16.0 − mcd SLR-343DC 9.0 25.0 − mcd SLR-343YY 3.6 10 − mcd SLR-343YC 5.6 16.0 − mcd SLR-343MG 5.6 16.0 − mcd SLR-343MC 9.0 25.0 − mcd Note: Measured at IF=10mA Fig. 1 30 deg 90 100 SLR-343 Series LED lamps zElectrical characteristic curves 1 (red) 10 5.0 2.0 1.0 0.5 0.2 1.5 2.0 2.5 1.2 1.0 0.8 0.6 0.4 −20 3.0 0 20 0.1 0.05 0.02 0.01 0.1 0.2 80 0.5 1 2 5 10 20 50 100 Fig.4 Luminous intensity vs. case temperature Fig.5 Luminous intensity vs. forward current DC RELATIVE LUMINOUS INTENSITY 2 1 10 10 2 103 10 4 105 PULSE DURATION : tW (µs) Fig.6 Maximum tolerable peak current vs. pulse duration DF=50% f=1kHz 2.5 2.0 20% 1.5 15% 1.0 10% 0.5 5% 0 0 10 20 30 40 50 60 MAXIMUM FORWARD CURRENT : IF Max. (mA) Fig.3 Forward current vs. forward voltage 5 1 0.2 FORWARD CURRENT : IF (mA) 3.0 3 60 1 0.5 CASE TEMPERATURE : TC (°C) 6 4 40 Ta=25°C 2 FORWARD VOLTAGE : VF (V) 50kHz RATIO of MAXIMUM TOLERABLE PEAK CURRENT IF peak Max. IF Max. to MAXIMUM TOLERABLE DC CURRENT 0.1 1.0 RELATIVE LUMINOUS INTENSITY RELATIVE LUMINOUS INTENSITY 20 5 1.4 Ta=25°C 20kHz 10kHz 5kHz 2kHz 1kHz 500Hz 200Hz 100Hz FORWARD CURRENT : IF (mA) 50 30 20 10 0 20 30 40 50 60 70 80 90 PEAK FORWARD CURRENT : IF peak (mA) AMBIENT TEMPERATURE : Ta (°C) Fig.7 Luminous intensity vs. peak forward current Fig.8 Maximum forward current vs. ambient temperature SLR-343 Series LED lamps zElectrical characteristic curves 2 (orange) 10 5.0 2.0 1.0 0.5 0.2 2.0 2.5 1.2 1.0 0.8 0.6 0.4 −20 3.0 0 20 80 0.2 0.1 0.05 0.02 0.01 0.1 0.2 0.5 1 2 5 10 20 50 100 Fig.9 Forward current vs. forward voltage Fig.10 Luminous intensity vs. case temperature Fig.11 Luminous intensity vs. forward current DC 200Hz 100Hz RELATIVE LUMINOUS INTENSITY 5 3 2 1 10 102 103 104 105 PULSE DURATION : tW (µs) Fig.12 Maximum tolerable peak current vs. pulse duration DF=50% f=1kHz 2.5 2.0 20% 1.5 15% 1.0 10% 0.5 5% 0 0 10 20 30 40 50 60 MAXIMUM FORWARD CURRENT : IF Max. (mA) FORWARD CURRENT : IF (mA) 3.0 1 60 1 0.5 CASE TEMPERATURE : TC (°C) 6 4 40 Ta=25°C 2 FORWARD VOLTAGE : VF (V) 50kHz RATIO of MAXIMUM TOLERABLE PEAK CURRENT IF peak Max. IF Max. to MAXIMUM TOLERABLE DC CURRENT 1.5 RELATIVE LUMINOUS INTENSITY RELATIVE LUMINOUS INTENSITY 20 0.1 1.0 5 1.4 Ta=25°C 20kHz 10kHz 5kHz 2kHz 1kHz 500Hz FORWARD CURRENT : IF (mA) 50 30 20 10 0 20 30 40 50 60 70 80 90 PEAK FORWARD CURRENT : IF peak (mA) AMBIENT TEMPERATURE : Ta (°C) Fig.13 Luminous intensity vs. peak forward current Fig.14 Maximum forward current vs. ambient temperature SLR-343 Series LED lamps zElectrical characteristic curves 3 (yellow) 1.4 20 10 5.0 2.0 1.0 0.5 0.2 1.5 2.0 2.5 1.2 1.0 0.8 0.6 0.4 −20 3.0 0 20 80 0.2 0.1 0.05 0.02 0.01 0.1 0.2 0.5 1 2 5 10 20 50 100 Fig.15 Forward current vs. forward voltage Fig.16 Luminous intensity vs. case temperature Fig.17 Luminous intensity vs. forward current DC RELATIVE LUMINOUS INTENSITY 200Hz 100Hz 5 3 2 1 10 102 103 104 105 PULSE DURATION : tW (µs) Fig.18 Maximum tolerable peak current vs. pulse duration DF=50% f=1kHz 2.5 2.0 20% 1.5 15% 1.0 10% 0.5 5% 0 0 10 20 30 40 50 60 MAXIMUM FORWARD CURRENT : IF Max. (mA) FORWARD CURRENT : IF (mA) 3.0 1 60 1 0.5 CASE TEMPERATURE : TC (°C) 6 4 40 Ta=25°C 2 FORWARD VOLTAGE : VF (V) 50kHz RATIO of MAXIMUM TOLERABLE PEAK CURRENT IF peak Max. IF Max. to MAXIMUM TOLERABLE DC CURRENT 0.1 1.0 5 RELATIVE LUMINOUS INTENSITY RELATIVE LUMINOUS INTENSITY Ta=25°C 20kHz 10kHz 5kHz 2kHz 1kHz 500Hz FORWARD CURRENT : IF (mA) 50 30 20 10 0 20 30 40 50 60 70 80 90 PEAK FORWARD CURRENT : IF peak (mA) AMBIENT TEMPERATURE : Ta (°C) Fig.19 Luminous intensity vs. peak forward current Fig.20 Maximum forward current vs. ambient temperature SLR-343 Series LED lamps zElectrical characteristic curves 4 (green) 1.4 10 5.0 2.0 1.0 0.5 0.2 1.5 2.0 2.5 1.2 1.0 0.8 0.6 0.4 −20 3.0 20 40 60 1 0.5 0.2 0.1 0.05 0.02 0.01 80 0.1 0.2 0.5 1 2 5 10 20 50 100 FORWARD CURRENT : IF (mA) Fig.21 Forward current vs. forward voltage Fig.22 Luminous intensity vs. case temperature Fig.23 Luminous intensity vs. forward current DC 3.0 RELATIVE LUMINOUS INTENSITY 5 100Hz 200Hz 500Hz 1kHz 2kHz 5kHz 10kHz 4 2 1 5 10 20 50 102 103 104 PULSE DURATION : tW (µs) Fig.24 Maximum tolerable peak current vs. pulse duration DF=50% f=1kHz 2.5 2.0 20% 1.5 15% 1.0 10% 0.5 5% 0 0 10 20 30 40 50 60 MAXIMUM FORWARD CURRENT : IF Max. (mA) CASE TEMPERATURE : TC (°C) 6 3 2.4 0 Ta=25°C 2 FORWARD VOLTAGE : VF (V) 50kHz RATIO of MAXIMUM TOLERABLE PEAK CURRENT IF peak Max. IF Max. to MAXIMUM TOLERABLE DC CURRENT 0.1 1.0 5 RELATIVE LUMINOUS INTENSITY RELATIVE LUMINOUS INTENSITY Ta=25°C 20kHz FORWARD CURRENT : IF (mA) 50 20 30 20 10 0 20 30 40 50 60 70 80 90 PEAK FORWARD CURRENT : IF peak (mA) AMBIENT TEMPERATURE : Ta (°C) Fig.25 Luminous intensity vs. peak forward current Fig.26 Maximum forward current vs. ambient temperature