LightKey
Datasheet of 3.00 inch 5x7 Dot Matrix LED Display
LM30057A/B Series – 3.00 inch 5x7 Dot Matrix LED Display
ATTENTION
OBSERVE PRECAUTIONS
FOR HANDLING
ELECTROSTATIC
DISCHARGE
SENSITIVE
DEVICES
Features
79.80mm (3.00 inch) digit high
Dot size: Diameter 7.62 mm
Pitch: 11.43 mm
Wide viewing angle
Range of emitted colors
I.C. compatible
Low power consumption
White dot, grey or black face
RoHS compliant
Available options
Alternative emitting luminosity:
Standard or high brightness version
Alternative emitted color
Alternative dot color
Alternative face
Both CC and CA versions are available
Cropped terminal pins
Package Dimensions
COL. 1
2
3
4
5
ROW
1
2
11.43*6= 68.
58
3
79 .
80
4
5
6
7
PIN 1
11.43*4=45.72
56.90
8.
90
0.
50
62
7.
0.80
5.
90
57.15
5.08*6=30.48
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: DS10121840
REV: A.4
CHECKED: Emily Zhou
TEL: 0086-574-86322282
APPROVED: M.H. Lin
PAGE: 1/3
HTTP://WWW.LTKEY.COM
DATE: Jul/20/2011
LightKey
Internal Circuit Diagram
LM30057A (Common Cathode Row)
COL.
PIN
NO.
9
1
2
3
3
4 11
4
10
5
6
ROW
1
PIN
NO.13
Datasheet of 3.00 inch 5x7 Dot Matrix LED Display
LM30057B (Common Anode Row)
COL.
PIN
NO.
PIN
NO.
9
1
13
2
3
3
4 11
4
10
5
6
ROW
1
2
14
2
14
3
8
5
12
1
3
4
8
5
12
1
4
5
5
6
7
6
7
7
2
7
2
Selection Guide
Part No.
Common
Cathode Row
LD30057AR
LD30057AD
LD30057AO
LD30057AY
LD30057AG
LD30057AUR
LD30057AUO
LD30057AUA
LD30057AUY
LD30057AUG
LD30057APG
LD30057AUB
LD30057AUW
Unit:
\
Common
Anode Row
LD30057BR
LD30057BD
LD30057BO
LD30057BY
LD30057BG
LD30057BUR
LD30057BUO
LD30057BUA
LD30057BUY
LD30057BUG
LD30057BPG
LD30057BUB
LD30057BUW
\
Material
GaAlAs
GaAlAs
GaAsP
GaAsP
GaP
AlGaInP
AlGaInP
AlGaInP
AlGaInP
AlGaInP
InGaN
InGaN
SMD
\
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 Dot
Min.
12
27
10.5
12
10.5
45
67.5
45
45
45
180
45
150
mcd
Typ.
15
37.5
13.5
15
13.5
67.5
90
67.5
67.5
67.5
450
67.5
180
mcd
SPEC NO: DS10121840
HTTP://WWW.LTKEY.COM
REV: A.4
CHECKED: Emily Zhou
TEL: 0086-574-86322282
APPROVED: M.H. Lin
PAGE: 2/3
DATE: Jul/20/2011
LightKey
Parameter
Datasheet of 3.00 inch 5x7 Dot Matrix LED Display
Electrical Characteristics & Absolute Maximum Ratings
Electrical optical
Characteristics
V
F
@
Emitted Color
IF=20mA
Typ.
Super Red
Hi-Red
Orange
Yellow
Green
Ultra Red
Ultra Orange
Ultra Amber
Ultra Yellow
Ultra Green
Pure Green
Ultra Blue
Ultra White
Unit:
Notes:
1. At Ta = 25 °C.
2. Forward voltage at forward current = 20mA.
3. Peak forward current at 1/10 Duty Cycle, 0.1ms Pulse.
[2]
[1]
Absolute Maximum Ratings
[1]
DC
Forward
Current
25
25
30
30
30
30
30
30
30
30
30
30
30
mA
Peak
Forward
Current
[3]
100
100
100
100
100
100
100
100
100
100
100
100
100
mA
Reverse
Current
VR=5V
50
50
50
50
50
50
50
50
50
50
50
50
50
uA
Power
Dissipation
120
120
160
160
160
120
130
130
130
150
220
240
240
mW
Max.
4.4
4.4
5
5
5
5.2
5.2
5.2
5.2
5.2
8
8
8
V
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
\
3.6
3.6
4.2
4.2
4.4
3.8
4
4
4
4.2
7
7
7
V
SPEC NO: DS10121840
HTTP://WWW.LTKEY.COM
REV: A.4
CHECKED: Emily Zhou
TEL: 0086-574-86322282
APPROVED: M.H. Lin
PAGE: 3/3
DATE: Jul/20/2011