LightKey Datasheet of 0.56 inch Dual Digit 7 Segment LED Display LD5621C/D Series - 0.56 inch Dual Digit 7 Segment LED Display ATTENTION OBSERVE PRECAUTIONS FOR HANDLING ELECTROSTATIC DISCHARGE SENSITIVE DEVICES Features Available options ¾ 14.20 mm (0.56 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 8.10 8.0° 1.35 DIG.2 DIG.1 F G 19.00 14.20(.56") A E C D PIN 1 B DP 12.70 0.50 8.00 25.00 6.30 0.51 2.54*4=10.16 15.24 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: DS10121712 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 0.56 inch Dual Digit 7 Segment LED Display Internal Circuit Diagram LD5621C (Common Cathode) LD5621D(Common Anode) Selection Guide Dual Digit 7 Segment LED Display, Digit Height: 14.20mm(0.56 inch), External Dimensions: 25.00x19.00x8.00mm (L x W x H) Part No. Chip Common Common Cathode Anode Material Color WLD IV@IF=20mA Iv@IF=20mA One Seg One DP Min. Typ. Min. Typ. LD5621CR LD5621DR GaAlAs Super Red 640 8 10 8 10 LD5621CD LD5621DD GaAlAs Hi-Red 640 18 25 18 25 LD5621CO LD5621DO GaAsP Orange 625 7 9 7 9 LD5621CY LD5621DY GaAsP Yellow 588 8 10 8 10 LD5621CG LD5621DG GaP Green 568 7 9 7 9 LD5621CUR LD5621DUR AlGaInP Ultra Red 640 30 45 30 45 LD5621CUO LD5621DUO AlGaInP Ultra Orange 625 45 60 45 60 LD5621CUA LD5621DUA AlGaInP Ultra Amber 605 30 45 30 45 LD5621CUY LD5621DUY AlGaInP Ultra Yellow 595 30 45 30 45 LD5621CUG LD5621DUG AlGaInP Ultra Green 573 30 45 30 45 LD5621CPG LD5621DPG InGaN Pure Green 525 120 300 120 300 LD5621CUB LD5621DUB InGaN Ultra Blue 470 30 45 30 45 LD5621CUW LD5621DUW InGaN Ultra White \ 100 120 100 120 nm mcd mcd mcd mcd Unit: \ SPEC NO: DS10121712 \ 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 0.56 inch Dual Digit 7 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: DS10121712 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