5x5mm SQUARE TOP LED LAMPS L-1553HDT BRIGHT RED L-1553GDT GREEN L-1553IDT HIGH EFFICIENCY RED L-1553EDT ORANGE L-1553SRDT SUPER BRIGHT RED L-1553YDT YELLOW Features Description ! LOW The Bright Red source color devices are made with POWER CONSUMPTION. ! ULTRA ! WIDE BRIGHTNESS IS AVAILABLE. The High Efficiency Red and Orange source color devices VIEWING ANGLE. ! RELIABLE are made with Gallium Arsenide Phosphide on Gallium AND RUGGED. ! EXCELLENT Gallium Phosphide Red Light Emitting Diode. UNIFORMITY OF LIGHT OUTPUT. Phosphide Orange Light Emitting Diode. ! IDEAL AS FLUSH MOUNTED PANEL INDICATORS. The Green source color devices are made with Gallium ! LONG LIFE - SOLID STATE RELIABILITY. Phosphide Green Light Emitting Diode. The Yellow source color devices are made with Gallium Arsenide Phosphide on Gallium Phosphide Yellow Light Emitting Diode. The Super Bright Red source color devices are made with Gallium Aluminum Arsenide Red Light Emitting Diode. Package Dimensions Notes: 1. All dimensions are in millimeters (inches). 2. Tolerance is ±0.25(0.01") unless otherwise noted. 3. Lead spacing is measured where the lead emerge package. 4. Specifications are subject to change without notice. SPEC NO: KDA0294 APPROVED: J.LU REV NO: V.1 CHECKED: DATE: SEP/16/2001 DRAWN: J.X.FU PAGE: 1 OF 6 Selection Guide Par t No . Di c e Iv (mc d ) @ 10 mA *20mA L en s Ty p e View in g An g l e Min . Ty p . 2θ1/2 L-1553HDT BRIGHT RED (GaP) RED DIFFUSED 0.5 1 110° L-1553IDT HIGH EFFICIENCY RED (GaAsP/GaP) RED DIFFUSED 3 8 110° L-1553EDT ORANGE (GaAsP/GaP) ORANGE DIFFUSED 3 8 110° L-1553GDT GREEN (GaP) GREEN DIFFUSED 1 5 110° L-1553YDT YELLOW (GaAsP/GaP) YELLOW DIFFUSED 1 5 110° L-1553SRDT SUPER BRIGHT RED (GaAlAs) RED DIFFUSED *36 *80 110° Notes: 1. θ1/2 is the angle from optical centerline where the luminous intensity is 1/2 the optical centerline value. 2. * Luminous intensity with asterisk is measured at 20mA. Electrical / Optical Characteristics at T)=25°°C Sy m b o l Par ameter Dev ic e Ty p . Max . Un i t s Tes t Co n d itio n s Peak Wavelength Bright Red High Efficiency Red Orange Green Yellow Super Bright Red 700 627 627 565 590 660 nm IF=20mA Dominate Wavelength Bright Red High Efficiency Red Orange Green Yellow Super Bright Red 660 625 625 568 588 640 nm IF=20mA Bright Red High Efficiency Red Orange Spectral Line Halfwidth Green Yellow Super Bright Red 45 45 45 30 35 20 nm IF=20mA Capacitance Bright Red High Efficiency Red Orange Green Yellow Super Bright Red 40 15 15 15 20 45 pF VF=0V;f=1MHz VF Forward Voltage Bright Red High Efficiency Red Orange Green Yellow Super Bright Red 2.25 2.0 2.0 2.2 2.1 1.85 2.5 2.5 2.5 2.5 2.5 2.5 V IF=20mA IR Reverse Current All 10 uA VR = 5V λpeak λD ∆λ1/2 C SPEC NO: KDA0294 APPROVED: J.LU REV NO: V.1 CHECKED: DATE: SEP/16/2001 DRAWN: J.X.FU PAGE: 2 OF 6 Absolute Maximum Ratings at T)=25°°C B r ig h t Red Hi g h Effic ien c y Red Or an g e Gr een Yello w Su p er B r ig h t Red Un i t s Power dissipation 120 105 105 105 105 100 mW DC Forward Current 25 30 30 25 30 30 mA Peak Forward Current [1] 120 160 160 140 140 155 mA 5 5 5 5 5 5 V Par ameter Reverse Voltage -40°C To +85°C Operating/Storage Temperature 260°C For 5 Seconds Lead Solder Temperature [2] Notes: 1. 1/10 Duty Cycle, 0.1ms Pulse Width. 2. 4mm below package base. Bright Red L-1553HDT SPEC NO: KDA0294 APPROVED: J.LU REV NO: V.1 CHECKED: DATE: SEP/16/2001 DRAWN: J.X.FU PAGE: 3 OF 6 High Efficiency Red L-1553IDT Orange L-1553EDT SPEC NO: KDA0294 APPROVED: J.LU REV NO: V.1 CHECKED: DATE: SEP/16/2001 DRAWN: J.X.FU PAGE: 4 OF 6 Green L-1553GDT Yellow L-1553YDT SPEC NO: KDA0294 APPROVED: J.LU REV NO: V.1 CHECKED: DATE: SEP/16/2001 DRAWN: J.X.FU PAGE: 5 OF 6 Super Bright Red L-1553SRDT SPEC NO: KDA0294 APPROVED: J.LU REV NO: V.1 CHECKED: DATE: SEP/16/2001 DRAWN: J.X.FU PAGE: 6 OF 6