LM30057AB LIGHTKEY | Alldatasheet
Document overview
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Technical content
Features
¾ 79.80mm (3.00 inch) digit high 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 Available options ¾ Alternative emitting luminosity: Standard or high brightness version ¾ Alternative emitted color ¾ Alternative dot color ¾ Alternative face ¾ Both CC and CA versions are available ¾ Cropped terminal pins ¾ RoHS compliant Package Dimensions 1*/ $0- 308 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 CHECKE D: Emily Zhou APPROVED: M.H. Lin P AGE: 2/3 HTTP://WWW.LTKEY.COM TEL: 0086-574-86322282 DA TE: Jul/20/2011 Datasheet of 3.00 inch 5x7 Dot Matrix LED Display Internal Circuit Diagram LM30057A (Common Cathode Row) LM30057B (Common Anode Row) 308 /01*/ 1*//0 $0- 308 /01*/ $0- 1*//0 Selection Guide Part No. Chip Iv@IF=20mA One Dot Common Cathode Row Common Anode Row Material Color WLD Min. Typ. LD30 057AR LD30 057BR GaAlAs Super Red 640 12 15 LD30 057AD LD30 057BD GaAlAs Hi-Red 640 27 37.5 LD30 057AO LD30 057BO GaAsP Orange 625 10.5 13.5 LD30 057AY LD30 057BY GaAsP Yellow 588 12 15 LD30 057AG LD30 057BG GaP Green 568 10.5 13.5 LD30 057AUR LD30 057BUR AlGaInP Ultra Red 640 45 67.5 LD30 057AUO LD30 057BUO AlGaInP Ultra Orange 625 67.5 90 LD30 057AUA LD30 057BUA AlGaInP Ultra Amber 605 45 67.5 LD30 057AUY LD30 057BUY AlGaInP Ultra Yellow 595 45 67.5 LD30 057AUG LD30 057BUG AlGaInP Ultra Green 573 45 67.5 LD30 057APG LD30 057BPG InGaN Pure Green 525 180 450 LD30 057AUB LD30 057BUB InGaN Ultra Blue 470 45 67.5 LD30 057AUW LD30 057BUW SMD Ultra White \\ 150 180 Unit: \\ \\ \\ nm mcd mcd
SPEC NO: DS10121840 REV: A.4 CHECKED: Emil y Zhou APPROVED: M.H. Lin PAGE: 3/3 HTTP://WWW.LTKEY.COM TEL: 0086-574-86322282 DATE: Jul/20/2011 Datasheet of 3.00 inch 5x7 Dot Matrix LED Display Electrical Characteristics & Absolute Maximum Ratings Parameter Electrical optical Characteristics[1] Absolute Maximum Ratings[1] VF@ IF=20mA[2] Emitted Color Typ. Max. Reverse Current VR=5V Power Dissipation DC Forward Current Peak Forward 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 N o t e s : 1. At Ta = 25 °C. 2. Forward voltage at forward current = 20mA. 3. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse.