LightKey Datasheet of 0.54 inch Dual Digit 14 Segment LED Display LD5321C/D Series - 0.54 inch Dual Digit 14 Segment LED Display ATTENTION OBSERVE PRECAUTIONS FOR HANDLING ELECTROSTATIC DISCHARGE SENSITIVE DEVICES Features Available options ¾ 13.80 mm (0.54 inch) digit high ¾ ¾ Excellent digit appearance ¾ Wide viewing angle ¾ Range of emitted colors ¾ I.C. compatible ¾ Low power consumption ¾ White segment, black face ¾ RoHS compliant Alternative emitting luminosity: Standard or high brightness version ¾ ¾ ¾ ¾ ¾ Alternative emitted color Alternative face and segment color Alternative font Both CA and CC versions are available Cropped terminal pins Package Dimensions DIG. 1 DIG. 2 A F H I J B G1 G2 E M L K D C DP Notes: 1. All dimensions are in millimeters (inches), Tolerance is + 0.25mm(0.01inch)unless other wise noted. 2. Specifications are subject to change without notice. 3. The gap between the reflector and PCB shall not exceed 0.25mm. SPEC NO: DS10121707 REV: A.4 HTTP://WWW.DISPLAY-LEDS.COM CHECKED: Emily Zhou APPROVED: M.H. Lin TEL: 0086-574-86322282 PAGE: 1/3 DATE: Jul/20/2011 LightKey Datasheet of 0.54 inch Dual Digit 14 Segment LED Display Internal Circuit Diagram LD5321C LD5321D Selection Guide Dual Digit 14 Segment LED Display, Digit Height: 13.80mm(0.54inch), External Dimensions: 25.20x21.10x7.80mm (L x W x H) Part No. Chip Common Common Cathode Anode LD5321CR LD5321DR GaAlAs Super Red LD5321CD LD5321DD GaAlAs LD5321CO LD5321DO LD5321CY Material Color WLD Iv@IF=20mA Iv@IF=20mA One Seg One DP Min. Typ. Min. Typ. 640 8 10 8 10 Hi-Red 640 18 25 18 25 GaAsP Orange 625 7 9 7 9 LD5321DY GaAsP Yellow 588 8 10 8 10 LD5321CG LD5321DG GaP Green 568 7 9 7 9 LD5321CUR LD5321DUR AlGaInP Ultra Red 640 30 45 30 45 LD5321CUO LD5321DUO AlGaInP Ultra Orange 625 45 60 45 60 LD5321CUA LD5321DUA AlGaInP Ultra Amber 65 30 45 30 45 LD5321CUY LD5321DUY AlGaInP Ultra Yellow 595 30 45 30 45 LD5321CUG LD5321DUG AlGaInP Ultra Green 573 30 45 30 45 LD5321CPG LD5321DPG InGaN Pure Green 525 120 300 120 300 LD5321CUB LD5321DUB InGaN Ultra Blue 470 30 45 30 45 LD5321CUW LD5321DUW InGaN Ultra White \ 100 120 100 120 nm mcd mcd mcd mcd Unit: \ SPEC NO: DS10121707 \ REV: A.4 HTTP://WWW.DISPLAY-LEDS.COM \ CHECKED: Emily Zhou APPROVED: M.H. Lin TEL: 0086-574-86322282 PAGE: 2/3 DATE: Jul/20/2011 LightKey Datasheet of 0.54 inch Dual Digit 14 Segment LED Display Electrical Characteristics & Absolute Maximum Ratings Electrical optical Parameter Forward Hi-Red Orange Yellow Green Ultra Red Ultra Orange Ultra Amber Ultra Yellow Ultra Green Pure Green Ultra Blue Ultra White Unit: Reverse Voltage Emitted color Super Red Absolute Maximum Ratings[1] Characteristics[1] Current @ IF=20mA VR=5V Power Dissipation DC Peak Forward Forward Current Current[2] Typ. Max. Per Seg. 1.8 2.2 30 60 25 100 Per DP 1.8 2.2 30 60 25 100 Per Seg. 1.8 2.2 30 60 25 100 Per DP 1.8 2.2 30 60 25 100 Per Seg. 2.1 2.5 30 80 30 100 Per DP 2.1 2.5 30 80 30 100 Per Seg. 2.1 2.5 30 80 30 100 Per DP 2.1 2.5 30 80 30 100 Per Seg. 2.2 2.5 30 80 30 100 Per DP 2.2 2.5 30 80 30 100 Per Seg. 1.9 2.6 30 60 30 100 Per DP 1.9 2.6 30 60 30 100 Per Seg. 2 2.6 30 65 30 100 Per DP 2 2.6 30 65 30 100 Per Seg. 2 2.6 30 65 30 100 Per DP 2 2.6 30 65 30 100 Per Seg. 2 2.6 30 65 30 100 Per DP 2 2.6 30 65 30 100 Per Seg. 2.1 2.6 30 75 30 100 Per DP 2.1 2.6 30 75 30 100 Per Seg. 3.5 4 30 110 30 100 Per DP 3.5 4 30 110 30 100 Per Seg. 3.5 4 30 120 30 100 Per DP 3.5 4 30 120 30 100 Per Seg. 3.5 4 30 120 30 100 Per DP 3.5 4 30 120 30 100 V V uA mW mA mA \ Notes: 1. At Ta = 25 °C. 2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse. SPEC NO: DS10121707 REV: A.4 HTTP://WWW.DISPLAY-LEDS.COM CHECKED: Emily Zhou APPROVED: M.H. Lin TEL: 0086-574-86322282 PAGE: 3/3 DATE: Jul/20/2011