SPECIFICATION FOR COTCO LED LAMP MODEL No : DOC. No : LC512THR1-25Q B 31Jul02 Description: 25 Degree 5mm LED Lamp in High Red Color with Water Transparent Lens and No Stopper Dice Material: AlGaInP Confirmed by Customer: Date: COTCO LUMINANT DEVICE (HUIZHOU) LTD. Model No. Doc. No. Applications: LC512THR1-25Q B 31Jul02 Dimension Drawing ● Advertising Signs ● Indicators ● Traffic ● Automotive Lighting Absolute Maximum Ratings at Ta = 25℃ Items Symbol Absolute maximum Rating Unit Forward Current IF 50 mA Peak Forward Current* IFP 200 mA Reverse Voltage VR 5 V Power Dissipation PD 150 mW Operation Temperature Topr -40 ~ + 95 ℃ Storage Temperature Tstg -40 ~ +100 ℃ Lead Soldering Max.260°C for 5 sec Max. Tsol (3mm from the base of the epoxy bulb) Temperature *pulse width ≦0.1msec duty ≦1/10 Typical Electrical & Optical Characteristics ( Ta = 25℃) Items Symbol Condition Min. Typ. Max. Unit Forward Voltage VF IF = 20mA 1.7 2.1 2.6 V Reverse Current IR VR = 5V --- --- 100 μΑ Dominant Wavelength λD IF = 20mA 620 628 635 nm Luminous Intensity IV IF = 20mA 1520 3300 --- mcd 50% Power Angle 2θ½ IF = 20mA --- 25 --- deg Ranks Combination (IF = 20mA) Rank U V W X Luminous Intensity 1520-2130 mcd 2130-3000 mcd 3000-4180 mcd 4180-5860 mcd Rank V1 V2 V3 V4 V5 Voltage 1.6-1.8V 1.8-2.0V 2.0-2.2V 2.2-2.4V 2.4-2.6V Important Notes: 1) All ranks will be included per delivery, rank ratio will be determined by Cotco. 2) Tolerance of measurement of luminous intensity is ± 15%. 3) Tolerance of measurement of dominant wavelength is ± 1nm. 4) Tolerance of measurement of Vf is ± 0.05 V. 5) Packaging methods are available for selection, please refer to PACKAGING STANDARD. 6) Please refer to LED LAMP RELIABILITY TEST STANDARD for reliability test conditions. 2/3 COTCO-D-074 REV.1 Model No. Doc. No. LC512THR1-25Q B 31Jul02 Graphs Rθj-pin=290° C/W Rθj-a=530° C/W 1. Cathode PAD Area (0.18 × 0.18inch2) 2. Height above nominal seating plane in inches(0.3inch) Items Signatures Date Revision History Prepared by LiuZM 2002/7/31 DOC. No. Checked by ZouGR 2002/7/31 B 31Jul02 Approved by David 2002/7/31 ECN# ECN-H20020761 CHANGE DESCRIPTION CHANG FORMAT Data is subject to change without prior notice. Copyright@2002 Cotco International Ltd. Obsoletes Doc: A 01Jun02(preliminary). 3/3 COTCO-D-074 REV.1