T-1 3/4 (5mm) CYLINDRICAL LED LAMPS L493IT HIGH EFFICIENCY RED L493Gx GREEN L493EC HIGH EFFICIENCY RED L493Yx YELLOW Features Description ! WIDE The High Efficiency Red source color devices are made ! LOW VIEWING ANGLE. POWER CONSUMPTION. ! RELIABLE ! LONG AND RUGGED. Orange Light Emitting Diode. LIFE - SOLID STATE RELIABILITY. ! TRANSPARENT with Gallium Arsenide Phosphide on Gallium Phosphide AND WATER CLEAR TYPE AVAILABLE. The Green source color devices are made with Gallium Phosphide Green Light Emitting Diode. The Yellow source color devices are made with Gallium Arsenide Phosphide on Gallium Phosphide Yellow 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: CDA0723 APPROVED : J. Lu REV NO: V.1 CHECKED : DATE: NOV/11/2001 DRAWN: R.X.Jin PAGE: 1 OF 5 Selection Guide Par t No . Dic e L493IT HIGH EFFICIENCY RED (GaAsP/GaP) L493EC L493GT GREEN (GaP) L493GC L493YT YELLOW (GaAsP/GaP) L493YC Iv (m c d ) @ 10 m A L en s Ty p e V i ew i n g An g l e Min . Ty p . 2θ1/2 RED TRANSPARENT 2 6 140° WATER CLEAR 2 6 140° GREEN TRANSPARENT 2 5 140° WATER CLEAR 2 5 140° YELLOW TRANSPARTENT 1 4 140° WATER CLEAR 1 4 140° Note: 1. θ1/2 is the angle from optical centerline where the luminous intensity is 1/2 the optical centerline value. Electrical / Optical Characteristics at T)=25°°C Sy m b o l Par am et er λpeak Peak Wavelength High Efficiency Red Green Yellow λD Dominate Wavelength ∆λ1/2 D ev i c e Ty p . Un it s Tes t Co n d it io n s 627 565 590 nm IF=20mA High Efficiency Red Green Yellow 625 568 588 nm IF=20mA High Efficiency Red Spectral Line Halfwidth Green Yellow 45 30 35 nm IF=20mA pF VF=0V;f=1MHz 2.5 2.5 2.5 V IF=20mA 10 uA V R = 5V C Capacitance High Efficiency Red Green Yellow 15 15 20 VF Forward Voltage High Efficiency Red Green Yellow 2.0 2.0 2.1 IR Reverse Current All Max . Absolute Maximum Ratings at T)=25°°C Par am et er H i g h E f f i c i en c y R ed Gr een Yello w Un it s Power dissipation 10 5 105 105 mW DC Forward Current 30 25 30 mA Peak Forward Current [1] 160 140 140 mA 5 5 5 V 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. SPEC NO: CDA0723 APPROVED : J. Lu REV NO: V.1 CHECKED : DATE: NOV/11/2001 DRAWN: R.X.Jin PAGE: 2 OF 5 High Efficiency Red L493IT SPEC NO: CDA0723 APPROVED : J. Lu REV NO: V.1 CHECKED : DATE: NOV/11/2001 DRAWN: R.X.Jin PAGE: 3 OF 5 High Efficiency Red L493EC Green L493GC,L493GT SPEC NO: CDA0723 APPROVED : J. Lu REV NO: V.1 CHECKED : DATE: NOV/11/2001 DRAWN: R.X.Jin PAGE: 4 OF 5 Yellow L493YC,L493YT SPEC NO: CDA0723 APPROVED : J. Lu REV NO: V.1 CHECKED : DATE: NOV/11/2001 DRAWN: R.X.Jin PAGE: 5 OF 5