5x5mm SQUARE TOP LED LAMPS L1553HDT BRIGHT RED L1553GDT GREEN L1553IDT HIGH EFFICIENCY RED L1553EDT ORANGE L1553SRDT SUPER BRIGHT RED L1553YDT 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: CDA0744 APPROVED: J.LU REV NO: V.1 CHECKED: DATE: NOV/11/2001 DRAWN: S.H.CHEN PAGE: 1 OF 6 Selection Guide P ar t N o . Dic e Iv (m c d ) @ 10 m A *20m A L en s Ty p e V i ew i n g An g l e Min . Ty p . 2θ1/2 L1553HDT BRIGHT RED (GaP) RED DIFFUSED 0.5 1 110° L1553IDT HIGH EFFICIENCY RED (GaAsP/GaP) RED DIFFUSED 3 8 110° L1553EDT ORANGE (GaAsP/GaP) ORANGE DIFFUSED 3 8 110° L1553GDT GREEN (GaP) GREEN DIFFUSED 1 5 110° L1553YDT YELLOW (GaAsP/GaP) YELLOW DIFFUSED 1 5 110° L1553SRDT 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 am et er D ev i c e Ty p . Max . Un it s Tes t Co n d it io 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 G reen 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 V R = 5V λpeak λD ∆λ1/2 C SPEC NO: CDA0744 APPROVED: J.LU REV NO: V.1 CHECKED: DATE: NOV/11/2001 DRAWN: S.H.CHEN PAGE: 2 OF 6 Absolute Maximum Ratings at T)=25°°C B r ig h t R ed Hig h E f f i c i en c y R ed Or an g e Gr een Yello w S u p er B r ig h t R ed Un it 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 am et er 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 L1553HDT SPEC NO: CDA0744 APPROVED: J.LU REV NO: V.1 CHECKED: DATE: NOV/11/2001 DRAWN: S.H.CHEN PAGE: 3 OF 6 High Efficiency Red L1553IDT Orange L1553EDT SPEC NO: CDA0744 APPROVED: J.LU REV NO: V.1 CHECKED: DATE: NOV/11/2001 DRAWN: S.H.CHEN PAGE: 4 OF 6 Green L1553GDT Yellow L1553YDT SPEC NO: CDA0744 APPROVED: J.LU REV NO: V.1 CHECKED: DATE: NOV/11/2001 DRAWN: S.H.CHEN PAGE: 5 OF 6 Super Bright Red L1553SRDT SPEC NO: CDA0744 APPROVED: J.LU REV NO: V.1 CHECKED: DATE: NOV/11/2001 DRAWN: S.H.CHEN PAGE: 6 OF 6