LM12257AUG [LIGHTKEY]
LM12257A/B Series â 1.20 inch 5x7 Square Dot Matrix LED Display;
| 型号： | LM12257AUG |
| 厂家： | 
LightKey Optoelectronics Ltd. |
| 描述： | LM12257A/B Series â 1.20 inch 5x7 Square Dot Matrix LED Display |
| 文件： | 总3页 (文件大小：133K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
LightKey
Datasheet of 1.20 inch 5x7 Square Dot Matrix LED Display
LM12257A/B Series – 1.20 inch 5x7 Square Dot Matrix LED Display
ATTENTION
OBSERVE PRECAUTIONS
FOR HANDLING
ELECTROSTATIC
DISCHARGE
SENSITIVE
DEVICES
Features
Available options
¾
¾
¾
¾
¾
¾
¾
¾
¾
28.60 mm (1.2 inch) matrix height
Dot size: 4x4mm
¾
Alternative emitting luminosity:
Standard or high brightness version
Alternative emitted color
Pitch: 4.1mm
¾
¾
¾
¾
¾
Wide viewing angle
Alternative dot and face color
Alternative font
Range of emitted colors
I.C. compatible
Both CA and CC versions are available
Cropped terminal pins
Low power consumption
White dot, grey or black face
RoHS compliant
Package Dimensions
3.0(0.12 )
4.1×4=16.4
20.3(0.81 )
COL.
ROW
1
2
3
4
5
1
2
3
4
5
6
7
Ø0.51
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: DS10121810
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
Datasheet of 1.20 inch 5x7 Square Dot Matrix LED Display
LM12257A (Common Cathode Row)
Internal Circuit Diagram
LM12257B (Common Anode Row)
COL.
PIN
NO.
COL.
PIN
NO.
1
2
3
3
4
5
6
1
2
3
3
4
5
6
4,11
4,11
13
10
13
10
PIN
NO.
PI N
NO.
1
2
3
4
5
6
7
9
1
2
3
4
5
6
7
9
14
14
8
8
5,12
5,12
1
7
2
1
7
2
CODE N
CODE M
Selection Guide
Part No.
Chip
Iv@IF=20mA
One Dot
Common
Common
Material
Color
WLD
Cathode Row
Anode Row
Min.
8
Typ.
10
LM12257AR
LM12257AD
LM12257AO
LM12257AY
LM12257AG
LM12257AUR
LM12257AUO
LM12257AUA
LM12257AUY
LM12257AUG
LM12257APG
LM12257AUB
LM12257AUW
Unit:
LM12257BR
LM12257BD
LM12257BO
LM12257BY
LM12257BG
LM12257BUR
LM12257BUO
LM12257BUA
LM12257BUY
LM12257BUG
LM12257BPG
LM12257BUB
LM12257BUW
\
GaAlAs
GaAlAs
GaAsP
GaAsP
GaP
Super Red
Hi-Red
640
640
625
588
568
640
625
605
595
573
525
470
\
18
7
25
Orange
9
Yellow
8
10
Green
7
9
AlGaInP
AlGaInP
AlGaInP
AlGaInP
AlGaInP
InGaN
InGaN
SMD
Ultra Red
Ultra Orange
Ultra Amber
Ultra Yellow
Ultra Green
Pure Green
Ultra Blue
Ultra White
\
30
45
30
30
30
120
30
100
mcd
45
60
45
45
45
300
45
120
mcd
\
nm
SPEC NO: DS10121810
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
Datasheet of 1.20 inch 5x7 Square Dot Matrix LED Display
Electrical Characteristics & Absolute Maximum Ratings
Electrical
Characteristics[1]
Absolute Maximum Ratings[1]
Color
VF@
IF=20mA[2]
Reverse
Current
VR=5V
DC
Peak
Power
Forward
Current
Forward
Current[3]
Dissipation
Typ.
1.8
Max.
2.2
Super Red
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
30
30
30
30
30
30
30
30
30
30
30
30
30
uA
60
60
25
25
30
30
30
30
30
30
30
30
30
30
30
mA
100
100
100
100
100
100
100
100
100
100
100
100
100
mA
Hi-Red
Orange
Yellow
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
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
80
80
Green
80
Ultra Red
60
Ultra Orange Per Dot
65
Ultra Amber
Ultra Yellow
Ultra Green
Pure Green
Ultra Blue
Ultra White
Unit:
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
Per Dot
\
65
65
75
110
120
120
mW
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: DS10121810
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
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