LightKey Datasheet of 1.90 inch 8x8 Dot Matrix LED Display LM19088C/D Series – 1.90 inch 8x8 Dot Matrix LED Display ATTENTION OBSERVE PRECAUTIONS FOR HANDLING ELECTROSTATIC DISCHARGE SENSITIVE DEVICES Features Available options ¾ 47.80 mm (1.90 inch) matrix height ¾ ¾ Dot size: Diameter 4.80 mm ¾ Pitch: 6.00 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 color Both CA or CC versions are available Cropped terminal pins Package Dimensions COL. 1 2 3 4 5 6 7 8 ROW 1 3 4 47.80 6.00*7=42.00 2 5 6 7 8 PIN 1 6.00*7=42.00 4. 80 9.00 47.80 0.51 36.00 2.54*12=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: DS10121823 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 1.90 inch 8x8 Dot Matrix LED Display Internal Circuit Diagram LM19088C (Common Cathode Row) COL.1 PIN NO.13 PIN ROW NO. LM19088D (Common Anode Row) 2 3 4 5 6 7 8 3 4 10 6 11 15 16 COL.1 PIN NO. 13 PIN ROW NO. 1 9 1 9 2 14 2 14 3 8 3 8 4 12 4 12 5 1 5 1 6 7 6 7 7 2 7 2 8 5 8 5 2 3 4 5 6 7 8 3 4 10 6 11 15 16 Selection Guide Part No. Chip Common Common Cathode Row Anode Row Material Iv@IF=20mA Color One Dot WLD Min. Typ. LM19088CR LM19088DR GaAlAs Super Red 640 8 10 LM19088CD LM19088DD GaAlAs Hi-Red 640 18 25 LM19088CO LM19088DO GaAsP Orange 625 7 9 LM19088CY LM19088DY GaAsP Yellow 588 8 10 LM19088CG LM19088DG GaP Green 568 7 9 LM19088CUR LM19088DUR AlGaInP Ultra Red 640 30 45 LM19088CUO LM19088DUO AlGaInP Ultra Orange 625 45 60 LM19088CUA LM19088DUA AlGaInP Ultra Amber 605 30 45 LM19088CUY LM19088DUY AlGaInP Ultra Yellow 595 30 45 LM19088CUG LM19088DUG AlGaInP Ultra Green 573 30 45 LM19088CPG LM19088DPG InGaN Pure Green 525 120 300 LM19088CUB LM19088DUB InGaN Ultra Blue 470 30 45 LM19088CUW LM19088DUW SMD Ultra White \ 100 120 nm mcd mcd Unit: \ SPEC NO: DS10121823 \ 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 1.90 inch 8x8 Dot Matrix LED Display Electrical Characteristics & Absolute Maximum Ratings Electrical Absolute Maximum Ratings[1] [1] Characteristics Color VF@ Reverse IF=20mA[2] Current Typ. Max. VR=5V Power Dissipation DC Peak Forward Forward Current Current[3] Super Red Per Dot 1.8 2.2 30 60 25 100 Hi-Red Per Dot 1.8 2.2 30 60 25 100 Orange Per Dot 2.1 2.5 30 80 30 100 Yellow Per Dot 2.1 2.5 30 80 30 100 Green Per Dot 2.2 2.5 30 80 30 100 Ultra Red Per Dot 1.9 2.6 30 60 30 100 Ultra Orange Per Dot 2.0 2.6 30 65 30 100 Ultra Amber Per Dot 2.0 2.6 30 65 30 100 Ultra Yellow Per Dot 2.0 2.6 30 65 30 100 Ultra Green Per Dot 2.1 2.6 30 75 30 100 Pure Green Per Dot 3.5 4.0 30 110 30 100 Ultra Blue Per Dot 3.5 4.0 30 120 30 100 Ultra White Per Dot 3.5 4.0 30 120 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: DS10121823 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