LightKey LM20057BUA 2.00 inch 5x7 dot matrix led display Datasheet

LightKey
Datasheet of 2.00 inch 5x7 Dot Matrix LED Display
LM20057A/B Series – 2.00 inch 5x7 Dot Matrix LED Display
ATTENTION
OBSERVE PRECAUTIONS
FOR HANDLING
ELECTROSTATIC
DISCHARGE
SENSITIVE
DEVICES
Features
Available options
¾
53.10mm (2.00 inch) digit high
¾
¾
Dot size: Diameter 5.00 mm
¾
Pitch: 7.62mm
¾
Wide viewing angle
¾
Range of emitted colors
¾
I.C. compatible
¾
Low power consumption
¾
White dot, grey or black face
¾
RoHS compliant
Alternative emitting luminosity:
Standard or high brightness version
¾
¾
¾
¾
¾
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
3
53.10
7.62*6=45.72
2
4
5
6
7
PIN 1
7.62*4=30.48
5.
0
0.50
0.60
5.80
8.40
37.80
38.10
2.54*6=15.24
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: DS10121826
REV: A.4
HTTP://WWW.LTKEY.COM
CHECKED: Emily Zhou
TEL: 0086-574-86322282
APPROVED: M.H. Lin
PAGE: 1/3
DATE: Jul/20/2011
LightKey
Datasheet of 2.00 inch 5x7 Dot Matrix LED Display
Internal Circuit Diagram
LM20057A (Common Cathode Row)
COL. 1
ROW
PIN
NO.
PIN
NO.
13
2
3
4
5
3
4 11
10
6
LM20057B (Common Anode Row)
COL.
ROW
PIN
NO.
PIN
NO.
1
9
1
9
2
14
2
14
3
8
3
8
4
5
12
4
5
12
5
1
5
1
6
7
6
7
7
2
7
2
1
2
3
4
5
13
3
4 11
10
6
Selection Guide
Part No.
Chip
Common
Common
Cathode Row
Anode Row
Material
Iv@IF=20mA
Color
One Dot
WLD
Min.
Typ.
LM20057AR
LM20057BR
GaAlAs
Super Red
627
8
10
LM20057AD
LM20057BD
GaAlAs
Hi-Red
627
18
25
LM20057AO
LM20057BO
GaAsP
Orange
610
7
9
LM20057AY
LM20057BY
GaAsP
Yellow
588
8
10
LM20057AG
LM20057BG
GaP
Green
568
7
9
LM20057AUR
LM20057BUR
AlGaInP
Ultra Red
627
30
45
LM20057AUO
LM20057BUO
AlGaInP
Ultra Orange
610
45
60
LM20057AUA
LM20057BUA
AlGaInP
Ultra Amber
605
30
45
LM20057AUY
LM20057BUY
AlGaInP
Ultra Yellow
595
30
45
LM20057AUG
LM20057BUG
AlGaInP
Ultra Green
573
30
45
LM20057APG
LM20057BPG
InGaN
Pure Green
525
120
300
LM20057AUB
LM20057BUB
InGaN
Ultra Blue
470
30
45
LM20057AUW
LM20057BUW
InGaN
Ultra White
\
100
120
Unit:
\
\
\
nm
mcd
mcd
SPEC NO: DS10121826
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
Datasheet of 2.00 inch 5x7 Dot Matrix LED Display
Electrical Characteristics & Absolute Maximum Ratings
Electrical
Absolute Maximum Ratings[1]
[1]
Characteristics
Color
VF@
Reverse
IF=20mA[2]
Current
Typ.
Max.
VR=5V
Power
Dissipation
DC
Peak
Forward
Forward
Current
Current[3]
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
2.0
2.6
30
65
30
100
Ultra Amber
Per Dot
2.0
2.6
30
65
30
100
Ultra Yellow
Per Dot
2.0
2.6
30
65
30
100
Ultra Green
Per Dot
2.1
2.6
30
75
30
100
Pure Green
Per Dot
3.5
4.0
30
110
30
100
Ultra Blue
Per Dot
3.5
4.0
30
120
30
100
Ultra White
Per Dot
3.5
4.0
30
120
30
100
Unit:
\
V
V
uA
mW
mA
mA
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.
SPEC NO: DS10121826
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
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