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| Surface Mount Chip LEDs Description The MSL-174UOL, a SUPER ORANGE source Chip LED device, is designed in an indnstry Standard package suitable for SMT assembly method. It utilizes AlGaInP on GaAs LED chip technology and water clear epoxy package. 2.0 ( 0.079) 1.40 (0.055) 0.80 (0.031) 1.25 ( 0.049 ) MSL-174UOL Package Dimensions CATHODE MARK POLARITY 1.25 (0.049) Applications l l l l 0.30 ( 0.012 ) Small Size Industry Standard Footprint(0805) Compatible with IR Solder process Availalble in 8 mm Tape on 7"(178mm) Diameteer Reels R0.2 (0.008) PCB 0.40 (0.016) SOLDERING TERMINAL Recommended Solder Patterns Features l l l l Push-Button Backlighting LCD Backlighting Symbol Backlighting Front Panel Indicator 1.20 (0.047) 0.90 (0.035) 1.20 (0.047) Absolute Maximum Ratings NOTE: 1. All dimensions are in millimeter (inches) 2. Tolerance is 0.1mm (.004") unless otherwise specified. @ TA=25oC Parameter Peak Forward Current(1/10 Duty Cycle@1KHz ) DC Forward Current Power Dissipation Reverse Voltage Operating Temperature Range Storage Temperature Range Symbol IFP IF PD VR TOPR TSTG Maximum Rating 100 25 65 5 -25 C to +80 C -30oC to +85oC o o Unit mA mA mW V Unity Opto Technology Co., Ltd. 1.20 (.047) 11/24/2000 MSL-174UOL Optical-Electrical Characteristics Parameter Luminous Intensity Forward Voltage Reverse Current Peak/Dominant Wavelength Spectral Linewidth Viewing Angle Test Conditions IF=20mA IF=20mA VR=5V IF=20mA IF=20mA IF=20mA Symbol IV VF IR p/d 21/2 Min . 40 Typ . 80 2.1 630/625 20 130 Max . 2.4 10 - @ TA=25oC Unit . mcd V A nm nm deg. Typical Optical-Electrical Characteristic Curves Relative Luminous Intensity 1 30 Forward Current IF (mA) 25 20 15 10 5 0 1 1.5 2 2.5 3 0.5 0 560 595 630 665 700 Wavelength (nm) FIG.1 RELATIVE INTENSITY LUMINOUS VS. WAVELENGTH Relative Luminous Intensity ( Normalized at IF=20 mA ) 40 Forward Voltage (V) FIG.2 FORWARD CURRENT VS. FORWARD VOLTAGE. 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 0 0 5 10 15 20 25 Forward Current IF (mA) 30 20 10 0 0 25 50 75 100 Ambient Temperature( ) FIG. 3 FORWARD CURRENT VS. AMBIENT TEMPERATURE. Relative Luminous Intensity 10 Forward current (mA) FIG. 4 RELATIVE LUMINOUS INTENSITY VS. FORWARD CURRENT. 0o 10o 20o 30 40 1.0 0.9 0.8 0.5 0.3 0.1 0.2 0.4 0.6 50 60 70 80 90 Relative Luminous Intensity 1 0.1 0 20 30 50 70 90 Ambient Temperature (oC) FIG.5 LUMINOUS INTENSITY VS. AMBIENT TEMPERATURE FIG.6 RADIATION DIAGRAM Unity Opto Technology Co., Ltd. 11/24/2000 |
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