Datasheet IR11-21C (Everlight) - 5

IR11-21C Typical Electro-Optical Characteristics Curves
Fig.5 Relative Intensity vs. Fig.6 Relative Radiant Intensity vs. Forward Current Angular Displacement -20 -10 0 10 20 100 30 10 1.0 40 0.9 50 1 0.8 60 0.7 70 Ie-Radiant Intensity(mW/sr) 80 0 0 1 2 3 10 10 10 10 10 4 0.6 0.4 0.2 0 0.2 0.4 0.6 IF-Forward Current (mA) Fig.7 Relative Intensity vs. Fig.8 Forward Voltage vs. Ambient Temperature(°C) Ambient Temperature(°C) 1.8 1.3 IF=20mA 1.6 1.2 IF=20mA 1.4 1.1 1 1.2 25 50 75 100 25 120 50 75 100 120 Everlight Electronics Co., Ltd. http:\\www.everlight.com Rev 2.2 Page: 5 of 9 Device No：DIR-011-062 Prepared date：07-22-2004 Prepared by：Jaine Tsai