MSL-157RGB Surface Mount Full Color Chip LEDs Package Dimensions Description The MSL-157RGB , a full colors device, is made with Unit: mm InGaN ( on Sapphire substrate) BLUE, TRUE GREEN and AlInGaP SOFT RED LED dice. It is PCB type package, suitable for all Common Anode SMT assembly methods. Features l Key pad backlighting l Symbol backlighting l Front panel indicator 3 4 1 2 Notes : 1. All dimensions are in millimeters. 2. Tolerance is ± 0.10 mm unless otherwise noted. Absolute Maximum Ratings @ TA=25oC Parameter Symbol Maximum Rating Unit Peak Forward Current(1/10 Duty Cycle@1KHz ) IFP 100 mA Continuous Forward Current IF 30 mA Reverse Voltage VR 5 V o o Operating Temperature Range Topr -20 C to +80 C Storage Temperature Range Tstg -30oC to +100oC Unity Opto Technology Co., Ltd. 08/07/2001 MSL-157RGB Optical-Electrical Characteristics @ TA=25oC Blue Parameter Test Conditions Symbol Min . Typ . Max . Unit . Luminous Intensity IF=20mA IV 15 40 - mcd Forward Voltage IF=20mA VF - 3.7 4.2 V Reverse Current VR=5V IR - - 100 µA IF=20mA λd - 470 - nm IF=20mA IF=20mA ∆λ 2θ1/2 - 26 120 - nm deg. Peak/Dominant Wavelength Spectral Linewidth Viewing Angle @ TA=25oC Green Parameter Luminous Intensity Forward Voltage Reverse Current Peak/Dominant Wavelength Spectral Linewidth Viewing Angle Test Conditions IF=20mA IF=20mA VR=5V IF=20mA Symbol IV VF IR λd IF=20mA IF=20mA ∆λ 2θ1/2 Min . 70 - Typ . 150 3.7 525 35 120 Max . 4.2 100 - Unit . mcd V µA nm nm deg. @ TA=25oC Orange Parameter Luminous Intensity Forward Voltage Reverse Current Peak/Dominant Wavelength Spectral Linewidth Viewing Angle Test Conditions IF=20mA IF=20mA VR=5V IF=20mA Symbol IV VF IR λd IF=20mA IF=20mA ∆λ 2θ1/2 Min . 25 - Typ . 50 2.0 625 20 120 Max . 2.6 100 - Unit . mcd V µA nm nm deg. Relative Luminous Intensity Typical Optical-Electrical Characteristic Curves B 1 G R 0.5 0 400 480 550 630 Wavelength (nm) FIG.1 RELATIVE INTENSITY LUMINOUS VS. WAVELENGTH Unity Opto Technology Co., Ltd. 08/07/2001 MSL-157RGB B.G R 35 Forward Current IF (mA) Forward Current IF(mA) Typical Optical-Electrical Characteristic Curves 30 25 20 15 10 5 0 0.0 2.0 4.0 20 Relative Luminous Intensity 10 1 R 0.1 20 30 50 70 25 50 75 100 90 10 1 B/G 0.1 0 25 Forward Current IF (mA) FIG.4 RELATIVE LUMINOUS INTENSITY VS. FORWARD CURRENT 0 0 Ambient Temperature ( C) FIG.3 FORWARD CURRENT VS. AMBIENT TEMPERATURE Relative Luminous Intensity 15 10 0 25 50 75 Ambient Temperature (oC) FIG.5-2 RELATIVE LUMINOUS INTENSITY VS. AMBIENT TEMPERATURE Relative Luminous Intensity Relative Luminous Intensity Normalized at IF=20mA 10 20 o 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 0 5 30 6.0 Forward Voltage (V) FIG.2 FORWARD CURRENT VS. FORWARD VOLTAGE 0 40 0o 10o 20o 30° 40° 50° 60° 70° 80° 90° 1.0 0.9 0.8 0.5 0.3 0.1 0.2 0.4 0.6 o Ambient Temperature ( C) FIG.5-3 RELATIVE LUMINOUS INTENSITY VS. AMBIENT TEMPERATURE FIG.6 RADIATION DIAGRAM Unity Opto Technology Co., Ltd. 08/07/2001