1.2 inch (29 mm) 5x7 square dot matrix LED display
Product Description
1. 29 mm (1.20 inch) digit high
2. Dot size: 4X4 mm
3. Pitch: 4.1 mm
4. Wide viewing angle
5. Range of emitted colors
6. I.C. compatible
7. Low power consumption
8. Black or grey face, white segment
Technical Data Sheet
PDF Datashheet Download Package Dimensions and Internal Circuit:
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.
Table1:
Part No. | Chip | Iv@IF=20mA | ||||
CC[1] | CA[2] | Material | Color | WLD | One Dot | |
Min. | Typ. | |||||
LM12257AR | LM12257BR | GaAlAs | Super Red | 640 | 8 | 10 |
LM12257AD | LM12257BD | GaAlAs | Hi-Red | 640 | 18 | 25 |
LM12257AO | LM12257BO | GaAsP | Orange | 625 | 7 | 9 |
LM12257AY | LM12257BY | GaAsP | Yellow | 588 | 8 | 10 |
LM12257AG | LM12257BG | GaP | Green | 568 | 7 | 9 |
LM12257AUR | LM12257BUR | AlGaInP | Ultra Red | 640 | 30 | 45 |
LM12257AUO | LM12257BUO | AlGaInP | Ultra Orange | 625 | 45 | 60 |
LM12257AUA | LM12257BUA | AlGaInP | Ultra Amber | 605 | 30 | 45 |
LM12257AUY | LM12257BUY | AlGaInP | Ultra Yellow | 595 | 30 | 45 |
LM12257AUG | LM12257BUG | AlGaInP | Ultra Green | 573 | 30 | 45 |
LM12257APG | LM12257BPG | InGaN | Pure Green | 525 | 120 | 300 |
LM12257AUB | LM12257BUB | InGaN | Ultra Blue | 470 | 30 | 45 |
LM12257AUW | LM12257BUW | SMD | Ultra White | \ | 100 | 120 |
Unit: | \ | \ | \ | nm | mcd | mcd |
Notes:
1. CC=Cathode Row,
2. CA=Anode Row
Where you can you use them?
You can use them indoor or semi-outdoor, such as:
indoor or semi-outdoor entertainment places
Car Park Game Machine High-speed Rail Station