0.28 Inch Four Digit 7 Segment SMD Display
Product Description
0.28 Inch Four Digit Numeric SMD LED Display
1. Outer Dumension & Internal Circuit Diagram
Notes:
All dimensions are in millimeters (inches) tolerance are 0.25mm(0.010) unless otherwise noted
2. Selection Guide
Part No. | Chip | Iv@IF=20mA | ||||
Common Anode | Common Cathode | Material | Color | WLD | Per Chip | |
Min. | Typ. | |||||
LSD2840BR | LSD2840AR | AlGaInP | Super Red | 640 | - | 8 |
LSD2840BUR | LSD2840AUR | AlGaInP | Ultra Red | 620 | - | 15 |
LSD2840BO | LSD2840AO | AlGaInP | Orange | 605 | - | 40 |
LSD2840BY | LSD2840AY | AlGaInP | Yellow | 580 | - | 50 |
LSD2840BG | LSD2840AG | AlGaInP | Green | 570 | - | 16 |
LSD2840BPG | LSD2840APG | InGaN | Pure Green | 520 | - | 35 |
LSD2840BB | LSD2840AB | InGaN | Blue | 470 | - | 25 |
LSD2840BW | LSD2840AW | InGaN | White | x0.27/y0.25 | - | 60 |
Unit: | \ | \ | \ | nm | mcd | mcd |
3. Electrical Characteristics & Absolute Maximum Ratings
Parameter | Electrical optical Characteristics[1] | Absolute Maximum Ratings[1] | ||||
Emitted color | Forward Voltage @ IF=20mA | Reverse | Power Dissipation | DC Forward Current | Peak Forward Current[2] | |
Per Chip | Typ. | Max. | ||||
Super Red | 2.0 | 2.6 | 30 | 60 | 20 | 100 |
Ultra Red | 2.0 | 2.6 | 30 | 65 | 20 | 100 |
Orange | 2.0 | 2.6 | 30 | 65 | 20 | 100 |
Yellow | 2.0 | 2.6 | 30 | 65 | 20 | 100 |
Green | 2.0 | 2.6 | 30 | 75 | 20 | 100 |
Pure Green | 3.0 | 3.6 | 30 | 85 | 20 | 100 |
Blue | 3.0 | 3.6 | 30 | 85 | 20 | 100 |
White | 3.0 | 3.6 | 30 | 85 | 20 | 100 |
Unit: | V | V | uA | mW | mA | mA |
4. Application of Surface-Mount LED Display(SMD LED Display)
﹒Home appliances.
﹒Instrument panels.
﹒Digital readout displays.
Contact us for more details.
Our Services/Why choose LITEKEY
1. Professional service: replied within 24 hours(at workdays).
2. Various ready moldings of lamp led are available: no need to afford extra fee for moldings.
3. We also can provide customized products, design according to your demand.
4. Reliable and stable quality: 100% testing for each piece. Automatic testing and bin code selection machine.
5. Experience: produce LED components for more than 14 years.
6. Advanced Equipment: ASM automatic production machines(biggest brand in LED automatic machines)
7. Concentration: We focus on LED research and development, production and sales.
Recommended SMT Condition
Recommended SMT Condition
NOTES:
1.We recommend the reflow temperature 245°C(±5°C).The Maximum soldering temperature should be limited to 260°C.
2.Don’t cause stress to the epoxy resin while it is exposed to high temperature.
3. Number of reflow process shall be 2 times or less.