LM7057GH 0.7 Inch 5X7 LED Dot Matrix Display
Product Categories: LED Dot Matrix5x7 LED Matrix
Product Description:
0.7 inch (dot 3mm diameter) 5x7 single color LED dot matrix display
Features:
17.80 mm (0.70inch) digit high
Dot size: Diameter 1.90mm
Pitch: 2.54mm
Wide viewing angle
Emitted colors: red-green
I.C. compatible
Low power consumption
Black face, white dot
RoHS compliant
Available options:
Alternative emitting luminosity:
standard or high brightness version
Alternative emitted color
Alternative face and segment color
Alternative font
Common Cathode is available
Cropped terminal pins
Package Dimensions
LM7057

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.
Internal Circuit Diagram:

Table1:
|
Part No. |
Chip |
Iv@IF=20mA | ||||
|
Cathode
Row |
Anode
Row |
Material |
Color |
WLD |
One Dot | |
|
Min. |
Typ. | |||||
|
LM7057GR |
LM7057HR |
GaAlAs |
Super Red |
627 |
8 |
10 |
|
LM7057GD |
LM7057HD |
GaAlAs |
Hi-Red |
627 |
18 |
25 |
|
LM7057GO |
LM7057HO |
GaAsP |
Orange |
610 |
7 |
9 |
|
LM7057GY |
LM7057HY |
GaAsP |
Yellow |
588 |
8 |
10 |
|
LM7057GG |
LM7057HG |
GaP |
Green |
568 |
7 |
9 |
|
LM7057GUR |
LM7057HUR |
AlGaInP |
Ultra Red |
627 |
30 |
45 |
|
LM7057GUO |
LM7057HUO |
AlGaInP |
Ultra Orange |
610 |
45 |
60 |
|
LM7057GUA |
LM7057HUA |
AlGaInP |
Ultra Amber |
605 |
30 |
45 |
|
LM7057GUY |
LM7057HUY |
AlGaInP |
Ultra Yellow |
595 |
30 |
45 |
|
LM7057GUG |
LM7057HUG |
AlGaInP |
Ultra Green |
573 |
30 |
45 |
|
LM7057GPG |
LM7057HPG |
InGaN |
Pure Green |
525 |
120 |
300 |
|
LM7057GUB |
LM7057HUB |
InGaN |
Ultra Blue |
470 |
30 |
45 |
|
LM7057GUW |
LM7057HUW |
InGaN |
Ultra White |
\ |
100 |
120 |
|
Unit: |
\ |
\ |
\ |
nm |
mcd |
mcd |
Table2:
|
Color |
Electrical optical Characteristics[1] |
Absolute Maximum Ratings[1] | |||||
|
Forward Voltage@ IF=20mA |
Reverse
Current
VR=5V |
Power Dissipation |
DC Forward Current |
Peak Forward Current[2] | |||
|
Typ. |
Max. | ||||||
|
Super Red |
Per Dot |
1.8 |
2.2 |
30 |
60 |
25 |
100 |
|
Hi-Red |
Per Dot |
1.8 |
2.2 |
30 |
60 |
25 |
100 |
|
Orange |
Per Dot |
2.1 |
2.5 |
30 |
80 |
30 |
100 |
|
Yellow |
Per Dot |
2.1 |
2.5 |
30 |
80 |
30 |
100 |
|
Green |
Per Dot |
2.2 |
2.5 |
30 |
80 |
30 |
100 |
|
Ultra Red |
Per Dot |
1.9 |
2.6 |
30 |
60 |
30 |
100 |
|
Ultra Orange |
Per Dot |
2 |
2.6 |
30 |
65 |
30 |
100 |
|
Ultra Amber |
Per Dot |
2 |
2.6 |
30 |
65 |
30 |
100 |
|
Ultra Yellow |
Per Dot |
2 |
2.6 |
30 |
65 |
30 |
100 |
|
Ultra Green |
Per Dot |
2.1 |
2.6 |
30 |
75 |
30 |
100 |
|
Pure Green |
Per Dot |
3.5 |
4 |
30 |
110 |
30 |
100 |
|
Ultra Blue |
Per Dot |
3.5 |
4 |
30 |
120 |
30 |
100 |
|
Ultra White |
Per Dot |
3.5 |
4 |
30 |
120 |
30 |
100 |
|
Unit: |
\ |
V |
V |
uA |
mW |
mA |
mA |
Notes:
1. At Ta=25 deg.
2. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse
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Product List
- LED Selection Guide
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