LD8021BR

LD8021AB LIGHTKEY | Alldatasheet

Document overview

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Technical content

Features

¾ 20.30 mm (0.80 inch) digit high 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 Available options ¾ Alternative emitting luminosity: Standard or high brightness version ¾ Alternative emitted color ¾ Alternative face and segment color ¾ Alternative font ¾ Both CA and CC versions are available ¾ Cropped terminal pins ¾ RoHS compliant Package Dimensions 2.54*4=10.16 10.00 22.0 PIN 1 35.80 18.0 20.30(.80") 25.80 12.40 1.70 DIG.2DIG.1 A F E G B DP C D 4.30 0.50 10.0° 0.51 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: DS10121727 REV : A.4 CHECKE D: Emily Zhou APPROVED: M.H. Lin P AGE: 2/3 HTTP://WWW.DISPLAY-LEDS.COM TEL: 0086-574-86322282 D ATE: Jul/20/2011 Datasheet of 0.80 inch Dual Digit 7 Segment LED Display Internal Circuit Diagram LD8021A (Common Cathode) %*(%*( LD8021B (Common Anode) %*( %*( &&' ' $$% % " ##& "#( ( Selection Guide Dual Digits 7 Segment LED Display, Digit Height: 20.30mm(0.8inch), External Dimensions: 35.80x25.80x10.00mm (L x W x H) Part No. Chip Iv@IF=20mA Iv@IF=20mA One Seg One DP Common Cathode Common Anode Material Color WLD Min. Typ. Min. Typ. LD80 21AR LD80 21BR GaAlAs Super Red 640 8 10 8 10 LD80 21AD LD80 21BD GaAlAs Hi-Red 640 18 25 18 25 LD80 21AO LD80 21BO GaAsP Orange 625 7 9 7 9 LD80 21AY LD80 21BY GaAsP Yellow 588 8 10 8 10 LD80 21AG LD80 21BG GaP Green 568 7 9 7 9 LD80 21AUR LD80 21BUR AlGaInP Ultra Red 640 30 45 30 45 LD80 21AUO LD80 21BUO AlGaInP Ultra Orange 625 45 60 45 60 LD80 21AUA LD80 21BUA AlGaInP Ultra Amber 605 30 45 30 45 LD80 21AUY LD80 21BUY AlGaInP Ultra Yellow 595 30 45 30 45 LD80 21AUG LD80 21BUG AlGaInP Ultra Green 573 30 45 30 45 LD80 21APG LD80 21BPG InGaN Pure Green 525 120 300 120 300 LD80 21AUB LD80 21BUB InGaN Ultra Blue 470 30 45 30 45 LD80 21AUW LD80 21BUW InGaN Ultra White \\ 100 120 100 120 Unit: \\ \\ \\ nm mcd mcd mcd mcd

SPEC NO: DS10121727 REV: A.4 CHECKED: Emil y Zhou APPROVED: M.H. Lin PAGE: 3/3 HTTP://WWW.DISPLAY-LEDS.COM TEL: 0086-574 -86322282 DATE: Jul/20/2011 Datasheet of 0.80 inch Dual Digit 7 Segment LED Display Electrical Characteristics & Absolute Maximum Ratings Parameter Electrical optical Characteristics[1] Absolute Maximum Ratings[1] Forward Voltage @ IF=20mA Emitted color Typ. Max. Reverse Current VR=5V Power Dissipation DC Forward Current Peak Forward Current[2] Per Seg. 1.8 2.2 30 60 25 100 Super Red Per DP 1.8 2.2 30 60 25 100 Per Seg. 1.8 2.2 30 60 25 100 Hi-Red Per DP 1.8 2.2 30 60 25 100 Per Seg. 2.1 2.5 30 80 30 100 Orange Per DP 2.1 2.5 30 80 30 100 Per Seg. 2.1 2.5 30 80 30 100 Yellow Per DP 2.1 2.5 30 80 30 100 Per Seg. 2.2 2.5 30 80 30 100 Green Per DP 2.2 2.5 30 80 30 100 Per Seg. 1.9 2.6 30 60 30 100 Ultra Red Per DP 1.9 2.6 30 60 30 100 Per Seg. 2 2.6 30 65 30 100 Ultra Orange Per DP 2 2.6 30 65 30 100 Per Seg. 2 2.6 30 65 30 100 Ultra Amber Per DP 2 2.6 30 65 30 100 Per Seg. 2 2.6 30 65 30 100 Ultra Yellow Per DP 2 2.6 30 65 30 100 Per Seg. 2.1 2.6 30 75 30 100 Ultra Green Per DP 2.1 2.6 30 75 30 100 Per Seg. 3.5 4 30 110 30 100 Pure Green Per DP 3.5 4 30 110 30 100 Per Seg. 3.5 4 30 120 30 100 Ultra Blue Per DP 3.5 4 30 120 30 100 Per Seg. 3.5 4 30 120 30 100 Ultra White Per DP 3.5 4 30 120 30 100 Unit: \\ V V uA mW mA mA N o t e s : 1. At Ta = 25 °C. 2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse.