LightKey
Datasheet of 1.20 inch 5x7 Dot Matrix LED Display
LM12357A/B Series – 1.20 inch 5x7 Dot Matrix LED Display
ATTENTION
OBSERVE PRECAUTIONS
FOR HANDLING
ELECTROSTATIC
DISCHARGE
SENSITIVE
DEVICES
Features
27.94mm (0.70inch) matrix height
Dot size: Diameter 3.00mm
Pitch: 4.00mm
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 color
Both CA or CC versions are 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: DS10121814
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
LightKey
Internal Circuit Diagram
Common Cathode Row
Datasheet of 1.20 inch 5x7 Dot Matrix LED Display
Common Anode Row
Selection Guide
Part No.
Common
Cathode Row
LM12357AR
LM12357AD
LM12357AO
LM12357AY
LM12357AG
LM12357AUR
LM12357AUO
LM12357AUA
LM12357AUY
LM12357AUG
LM12357APG
LM12357AUB
LM12357AUW
Unit:
Common
Anode Row
LM12357BR
LM12357BD
LM12357BO
LM12357BY
LM12357BG
LM12357BUR
LM12357BUO
LM12357BUA
LM12357BUY
LM12357BUG
LM12357BPG
LM12357BUB
LM12357BUW
\
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
627
627
610
588
568
627
610
605
595
573
525
470
\
nm
8
18
7
8
7
30
45
30
30
30
120
30
100
mcd
Iv@IF=20mA
One Dot
Min.
Typ.
10
25
9
10
9
45
60
45
45
45
300
45
120
mcd
SPEC NO: DS10121814
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
LightKey
Electrical
Characteristics
Color
V
F
@
I
F
=20mA
[2]
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.
[1]
Datasheet of 1.20 inch 5x7 Dot Matrix LED Display
Electrical Characteristics & Absolute Maximum Ratings
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
30
30
30
30
30
30
30
30
30
30
30
30
30
uA
Power
Dissipation
60
60
80
80
80
60
65
65
65
75
110
120
120
mW
Max.
2.2
2.2
2.5
2.5
2.5
2.6
2.6
2.6
2.6
2.6
4.0
4.0
4.0
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
\
1.8
1.8
2.1
2.1
2.2
1.9
2.0
2.0
2.0
2.1
3.5
3.5
3.5
V
SPEC NO: DS10121814
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
