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Datasheet of 0.30 inch Three Digit 7 Segment LED Display
LD3031A/B Series - 0.30 inch Three Digit 7 Segment LED Display
ATTENTION
OBSERVE PRECAUTIONS FOR HANDLING ELECTROSTATIC DISCHARGE SENSITIVE DEVICES
Features
¾ ¾ ¾ ¾ ¾ ¾ ¾ ¾ 8.00 mm (0.30 inch) digit high Excellent digit appearance Wide viewing angle Range of emitted colors I.C. compatible Low power consumption White segment RoHS compliant
Available options ¾ ¾ ¾ ¾ ¾ ¾
Alternative emitting luminosity: Standard or high brightness version Alternative emitted color Alternative segment color Alternative font Common Cathode is available Cropped terminal pins
Package Dimensions
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: DS10121666
REV: A.4
CHECKED: Emily Zhou
APPROVED: M.H. Lin
PAGE: 1/3
HTTP://WWW.DISPLAY-LEDS.COM
TEL: 0086-574-86322282
DATE: Jul/20/2011
http://www.Datasheet4U.com
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Internal Circuit Diagram
LD3031A (Common Cathode)
Datasheet of 0.30 inch Three Digit 7 Segment LED Display
LD3031B (Common Anode)
Selection Guide
Three Digit 7 Segment LED Display, Digit Height: 8.00mm(0.30 inch), External Dimensions: 22.00x14.00x7.20mm (L x W x H) Part No. Common Cathode LD3031AR LD3031AD LD3031AO LD3031AY LD3031AG LD3031AUR LD3031AUO LD3031AUA LD3031AUY LD3031AUG LD3031APG LD3031AUB LD3031AUW Unit: Common Anode LD3031BR LD3031BD LD3031BO LD3031BY LD3031BG LD3031BUR LD3031BUO LD3031BUA LD3031BUY LD3031BUG LD3031BPG LD3031BUB LD3031BUW \ Material GaAlAs GaAlAs GaAsP GaAsP GaP AlGaInP AlGaInP AlGaInP AlGaInP AlGaInP InGaN InGaN InGaN \ Chip Color Super Red Hi-Red Orange Yellow Green Ultra Red Ultra Orange Ultra Amber Ultra Yellow Ultra Green Pure Green Ultra Blue Ultra White \ WLD 640 640 625 588 568 640 625 605 595 573 525 470 \ nm IV@IF=20mA One Seg Min. 8 18 7 8 7 30 45 30 30 30 120 30 100 mcd Typ. 10 25 9 10 9 45 60 45 45 45 300 45 120 mcd Iv@IF=20mA One DP Min. 8 18 7 8 7 30 45 30 30 30 120 30 100 mcd Typ. 10 25 9 10 9 45 60 45 45 45 300 45 120 mcd
SPEC NO: DS10121666
REV: A.4
CHECKED: Emily Zhou
APPROVED: M.H. Lin
PAGE: 2/3
HTTP://WWW.DISPLAY-LEDS.COM
TEL: 0086-574-86322282
DATE: Jul/20/2011
http://www.Datasheet4U.com
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Datasheet of 0.30 inch Three Digit 7 Segment LED Display
Electrical Characteristics & Absolute Maximum Ratings
Electrical Characteristics[1] Forward Color Voltage@ IF=20mA Typ. Super Red Per Seg. Per DP Hi-Red Per Seg. Per DP Orange Per Seg. Per DP Yellow Per Seg. Per DP Green Per Seg. Per DP Ultra Red Ultra Orange Ultra Amber Ultra Yellow Ultra Green Pure Green Ultra Blue Per Seg. Per DP Per Seg. Per DP Per Seg. Per DP Per Seg. Per DP Per Seg. Per DP Per Seg. Per DP Per Seg. Per DP Ultra White Unit:
Notes: 1. At Ta = 25 °C. 2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse.
Absolute Maximum Ratings[1] DC Forward Current 25 25 25 25 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 mA Peak Forward Current[2] 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 mA
Reverse Current VR=5V 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 30 uA
Power Dissipation
Max. 2.2 2.2 2.2 2.2 2.5 2.5 2.5 2.5 2.5 2.5 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 4 4 4 4 4 4 V 60 60 60 60 80 80 80 80 80 80 60 60 65 65 65 65 65 65 75 75 110 110 120 120 120 120 mW
1.8 1.8 1.8 1.8 2.1 2.1 2.1 2.1 2.2 2.2 1.9 1.9 2 2 2 2 2 2 2.1 2.1 3.5 3.5 3.5 3.5 3.5 3.5 V
Per Seg. Per DP \
SPEC NO: DS10121666
REV: A.4
CHECKED: Emily Zhou
APPROVED: M.H. Lin
PAGE: 3/3
HTTP://WWW.DISPLAY-LEDS.COM
TEL: 0086-574-86322282
DATE: Jul/20/2011
http://www.Datasheet4U.com
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