Standard Bright LED Lamps Weight: 0.31 g Unit: mm * Dual color indicator: Red/Green * Two leads * Low drive current * Wide viewing angle: 120 1.5 Optical Characteristics (T = 25C) Part Number 0.5 square x 2 2.54 0.06 Green Cathode Features 22.5 Min 1.0 Max 5.84 .15 Red Cathode AND2451RGL Dual Color 5.0mm Round Bi-Color, Bi-Polar Lamp 1.0 0.2 8.64 0.25 5.33 4.85 AND2451RGL Color Lens Desc. Source Emitting Lens Red White Green White GaAsP/GaP GaP Luminous Intensity @ 10 mA (mcd) Min. Typ. Diffused 0.7 1.2 Diffused 0.8 2.7 Absolute Maximum Ratings (TA = 25C) Rating Characteristics Symbol GaAsP/GaP (Red) GaP (Green) Unit Forward Current IF 20 20 mA Reverse Voltage VR 5 5 V Power Dissipation PD 70 70 mW Operating Temperature TOpr -25 to +85 C Storage Temperature Range TStg -25 to +100 C Electro-Optical Characteristics (TA = 25C) Rating Characteristics Symbol GaAsP/GaP (Red) Test Condition Typ. GaP (Green) Max. Typ. Unit Max. Forward Voltage VF IF = 10mA 2.1 3.0 2.1 3.0 V Reverse Current IR VR = 5 V - 100 - 100 A Peak Emission Wavelength p IF = 10mA 700 - 567 - nm Spectral Line Half Width IF = 10mA 100 - 25 - nm Precaution Please be careful of the following: 1. Soldering temperature: 260C max; Soldering time: 3 sec. max; Soldering portion of lead: up to 2 mm from the body of the device. 2. The lead can be formed up to 5 mm from the body of the device without forming stress. Soldering should be performed after the lead forming. 26 Purdy Electronics Corporation * 720 Palomar Avenue * Sunnyvale, CA 94086 Tel: 408.523.8200 * Fax: 408.733.1287 * email@purdyelectronics.com * www.purdyelectronics.com 1/5/98 AND2451RGL Dual Color Standard Bright LED Lamps IF vs. VF Red 50 50 Forward Current IF (mA) Forward Current IF (mA) TA = 25C 30 TA = 25C 30 IF vs. VF Green 20 10 5 3 20 10 5 3 2 2 1 1.7 1 1.7 1.8 1.9 2.0 2.1 Forward Voltage VF (V) 2.2 2.3 1.8 1.9 2.0 2.1 Forward Voltage VF (V) IV vs. IF 5 2 1 0.5 0.2 0.1 1 2 5 2.3 IV vs. IF Red (R) Relative Luminous Intensity IV Relative Luminous Intensity IV 5 2.2 10 20 50 Green 2 1 0.5 0.2 0.1 1 Forward Current IF (mA) 2 5 10 20 50 Forward Current IF (mA) This graph shows relative luminous vs. forward current. At three points (IF = 10, 15, 20mA) each relation is normalized.) 1/5/98 Purdy Electronics Corporation 5-27 AND2451RGL Dual Color Standard Bright LED Lamps IV vs. TC Allowable Forward Current IF (mA) IV vs.TA Relative Luminous Intensity IV 3 2 1 Gree n Re d 0.5 0.4 0.3 -20 0 20 40 60 Case Temperature TC (C) 40 Green/Red 30 20 10 0 0 80 20 40 60 80 100 Ambient Temperature TA (C) Relative Luminous Intensity vs. Wavelength 1.0 0.8 Red (R) 0.6 0.4 0.2 0 520 28 Green Relative Luminous Intensity TA = 25 540 560 580 600 620 640 660 680 Wavelength (nm) 700 720 740 760 780 Purdy Electronics Corporation * 720 Palomar Avenue * Sunnyvale, CA 94086 Tel: 408.523.8200 * Fax: 408.733.1287 * email@purdyelectronics.com * www.purdyelectronics.com 800 1/5/98