LightKey Datasheet of 3.00 inch 5x7 Dot Matrix LED Display LM30057A/B Series – 3.00 inch 5x7 Dot Matrix LED Display ATTENTION OBSERVE PRECAUTIONS FOR HANDLING ELECTROSTATIC DISCHARGE SENSITIVE DEVICES Features Available options ¾ 79.80mm (3.00 inch) digit high ¾ ¾ Dot size: Diameter 7.62 mm ¾ Pitch: 11.43 mm ¾ Wide viewing angle ¾ Range of emitted colors ¾ I.C. compatible ¾ Low power consumption ¾ White dot, grey or black face ¾ RoHS compliant Alternative emitting luminosity: Standard or high brightness version ¾ ¾ ¾ ¾ ¾ Alternative emitted color Alternative dot color Alternative face Both CC and CA versions are available Cropped terminal pins Package Dimensions COL. 1 2 3 4 5 ROW 1 11.43*6= 68.58 2 79 .80 3 4 5 6 7 11.43*4=45.72 62 7. PIN 1 8.90 0.50 56.90 5.90 0.80 57.15 5.08*6=30.48 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: DS10121840 REV: A.4 HTTP://WWW.LTKEY.COM CHECKED: Emily Zhou TEL: 0086-574-86322282 APPROVED: M.H. Lin PAGE: 1/3 DATE: Jul/20/2011 LightKey Datasheet of 3.00 inch 5x7 Dot Matrix LED Display Internal Circuit Diagram LM30057A (Common Cathode Row) COL. ROW PIN NO. 1 PIN NO.13 2 4 3 3 4 11 10 LM30057B (Common Anode Row) 5 COL. 6 PIN NO. PIN NO. ROW 1 9 1 9 2 14 2 14 3 8 3 8 4 5 12 4 5 12 5 1 5 1 6 7 6 7 7 2 7 2 1 2 3 4 5 13 3 4 11 10 6 Selection Guide Part No. Chip Common Common Cathode Row Anode Row Material Iv@IF=20mA Color WLD One Dot Min. Typ. LD30057AR LD30057BR GaAlAs Super Red 640 12 15 LD30057AD LD30057BD GaAlAs Hi-Red 640 27 37.5 LD30057AO LD30057BO GaAsP Orange 625 10.5 13.5 LD30057AY LD30057BY GaAsP Yellow 588 12 15 LD30057AG LD30057BG GaP Green 568 10.5 13.5 LD30057AUR LD30057BUR AlGaInP Ultra Red 640 45 67.5 LD30057AUO LD30057BUO AlGaInP Ultra Orange 625 67.5 90 LD30057AUA LD30057BUA AlGaInP Ultra Amber 605 45 67.5 LD30057AUY LD30057BUY AlGaInP Ultra Yellow 595 45 67.5 LD30057AUG LD30057BUG AlGaInP Ultra Green 573 45 67.5 LD30057APG LD30057BPG InGaN Pure Green 525 180 450 LD30057AUB LD30057BUB InGaN Ultra Blue 470 45 67.5 LD30057AUW LD30057BUW SMD Ultra White \ 150 180 nm mcd mcd Unit: \ SPEC NO: DS10121840 HTTP://WWW.LTKEY.COM \ REV: A.4 \ CHECKED: Emily Zhou TEL: 0086-574-86322282 APPROVED: M.H. Lin PAGE: 2/3 DATE: Jul/20/2011 LightKey Datasheet of 3.00 inch 5x7 Dot Matrix LED Display Electrical Characteristics & Absolute Maximum Ratings Electrical optical Parameter Absolute Maximum Ratings[1] [1] Characteristics Emitted Color VF@ Reverse IF=20mA[2] Current Typ. Max. VR=5V Power Dissipation DC Peak Forward Forward Current Current[3] Super Red Per Dot 3.6 4.4 50 120 25 100 Hi-Red Per Dot 3.6 4.4 50 120 25 100 Orange Per Dot 4.2 5 50 160 30 100 Yellow Per Dot 4.2 5 50 160 30 100 Green Per Dot 4.4 5 50 160 30 100 Ultra Red Per Dot 3.8 5.2 50 120 30 100 Ultra Orange Per Dot 4 5.2 50 130 30 100 Ultra Amber Per Dot 4 5.2 50 130 30 100 Ultra Yellow Per Dot 4 5.2 50 130 30 100 Ultra Green Per Dot 4.2 5.2 50 150 30 100 Pure Green Per Dot 7 8 50 220 30 100 Ultra Blue Per Dot 7 8 50 240 30 100 Ultra White Per Dot 7 8 50 240 30 100 Unit: \ V V uA mW mA mA Notes: 1. At Ta = 25 °C. 2. Forward voltage at forward current = 20mA. 3. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse. SPEC NO: DS10121840 HTTP://WWW.LTKEY.COM REV: A.4 CHECKED: Emily Zhou TEL: 0086-574-86322282 APPROVED: M.H. Lin PAGE: 3/3 DATE: Jul/20/2011