GB-274 SERIES Round Type LED Lamps (2.9mm) DESCRIPTION: PACKAGE DIMENSIONS The 274 series is widely used in general purpose indicator applications. It is in popular 2.9mm diameter package. The semi-conductor materials used are: Gap for (274HD/HT, 274GC/GD/GT) GaAsp/GaP for (274RHC/RHD/RHT, 274YC/YD/YT and 274SD) Unit: mm Tol: +/- 0.2mm 3.89 φ2.9 3.24 o ABSOLUTE MAXIMUM RATINGS: (Ta=25 C) Reverse Voltage Reverse Current (Vr =5V) Operating Temperature Range Storage Temperature Range Lead Soldering Temperature (1.6mm (1/16)From Body) 1.0 Max. 5 Volt 100µA -40oC To 85oC -40oC To 100oC 260oC For 5 Seconds 4.0 0.76 25.4 Min. 0.5 1.0 NOTES : 1. All dimensions are in millimeters. 2. Lead spacing is measured where the leads emerge from the package. 3. Protuded resin under flange is 1.5 mm (0.059") Max. 4. Specifications are subject to change without notice. 2.54 o PART NO. SELECTION AND APPLICATION INFORMATION (RATINGS AT 25 C AMBIENT) Part No. Emitted Color Lens Color Peak Wavelength λp (nm) GB-274HD Red Red Diffused Bright Red GB-274GD View Angle 2θ1/2(Deg) Vf (v) Min Max Rec. If (mA). Iv (mcd) Min Typ. 697 1.7 2.6 10-20 5.0 7.0 35 Red Diffused 660 1.7 2.6 10-20 40.0 60.0 35 Green Green Diffused 565 1.7 2.6 10-20 30.0 45.0 35 GB-274YD Yellow Yellow Diffused 585 1.7 2.6 10-20 15.0 20.0 35 GB-274SD Orange Orange Diffused 610 1.7 2.6 10-20 15.0 20.0 35 GB-274HT Red Red Trans. 697 1.7 2.6 10-20 7.0 9.0 18 Bright Red Red Trans. 660 1.7 2.6 10-20 50.0 70.0 18 GB-274GT Green Green Trans. 565 1.7 2.6 10-20 70.0 100.0 18 GB-274YT Yellow Yellow Trans. 585 1.7 2.6 10-20 40.0 60.0 18 Bright Red Water Clear 660 1.7 2.6 10-20 60.0 80.0 18 GB-274GC Green Water Clear 565 1.7 2.6 10-20 70.0 110.0 18 GB-274YC Yellow Water Clear 585 1.7 2.6 10-20 65.0 18 GB-274RHD GB-274RHT GB-274RHC 90.0 TESTING CONDITION FOR EACH PARAMETER : PARAMETER: REVERSE VOLTAGE REVERSE CURRENT FORWARD VOLTAGE LUMINOUS INTENSITY VIEWING ANGLE RECOMMENDED OPERATING CURRENT SYMBOL Vr Ir Vf Iv 2θ1/2 If (Rec) 0o UNIT VOLT µA VOLT MCD DEGREE mA TEST CONDITION Vr = 5.0 Volt If = 20mA If = 20mA If = 20mA 10o 20o 30o C,T 1.0 D 40o 0.9 50o 0.8 60o 70o 0.7 80o 90o 0.5 0.3 0.1 0.2 0.4 SPATIAL DISTRIBUTION 0.6