LightKey Datasheet of 3.00 inch 5x7 Dual Color Dot Matrix LED Display LM30057A/BRG Series – 3.00 inch 5x7 Dual Color 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 5.9 0 0.80 5.08*8=40.64 57.15 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: DS10121841 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 Dual Color Dot Matrix LED Display Internal Circuit Diagram LM30057ARG (Common Cathode Row) COL. ROW 1 PIN NO. 1 18 PIN NO. LM30057BRG (Common Anode Row) 2 3 4 5 2 3 13 4 12 7 10 11 COL. 1 ROW PIN NO. 1 18 PIN NO. 1 16 1 16 2 15 2 15 3 17 3 17 4 14 4 14 5 8 5 8 6 5 6 5 7 6 7 6 = GREEN = ORANGE 2 3 4 5 2 3 13 4 12 7 10 11 = GREEN = ORANGE 9 NO CONNECT 9 NO CONNECT Selection Guide 3.00 inch 5x7 Red-Green LED dot matrix module, Matrix Height: 79.80mm(3.00 inch), External Dimensions: 56.90x79.80x8.90mm (LxWxH) Part No. Chip Description Cathode Row Anode Row Standard Brightness Ultra-High Brightness LM30057ARG LM30057BRG LM30057AURUG SPEC NO: DS10121841 HTTP://WWW.LTKEY.COM LM30057BURUG REV: A.4 Material Color Iv(mcd)@20mA One Dot W LD (nm) Min. Typ. GaAlAs Super Red 640 12 15 GaP Green 568 10.5 13.5 AlGaInP Ultra Red 640 45 67.5 AlGaInP Ultra Green 573 45 67.5 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 Dual Color Dot Matrix LED Display Electrical Characteristics & Absolute Maximum Ratings Electrical optical Absolute Maximum Ratings[1] [1] Characteristics Color VF(V) Reverse @ IF=20mA[3] Power DC Forward Peak Forward [3] Reverse Current Dissipation Current VR=5V(uA) (mW) (mA) (mA) (V) Current Voltage Typ. Max. Super Red 1.8 2.2 50 120 25 100 5 Green 2.2 2.5 50 160 30 100 5 Ultra Red 1.9 2.6 50 120 30 100 5 Ultra Green 2.1 2.6 50 150 30 100 5 Operating/ Storage Temp.: -40 to +80 deg.; Lead Solder Temp.: 260 deg. for 3-5 Sec. 2mm below package base 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: DS10121841 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