LightKey LM20157BG 2.00 inch 5x7 dot matrix led display Datasheet

LightKey
Datasheet of 2.00 inch 5x7 Square Dot Matrix LED Display
LM20157A/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: 6x6 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
3 8. 1 0
7 . 62 × 6= 4 5. 7 2
53 . 1( 2 . 1 2 )
6.0(0.24 )
7.62×4=30.48
37.8(1.51 )
COL.
ROW 1
1
2
3
4
5
8. 5
2
3
4
Ø0.60
5
6
2.54×6=15.24
7
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: DS10121830
REV: A.4
HTTP://WWW.DISPLAY-LEDS.COM
CHECKED: Emily Zhou
APPROVED: M.H. Lin
TEL: 0086-574-86322282
PAGE: 1/3
DATE: Jul/20/2011
LightKey
Datasheet of 2.00 inch 5x7 Square Dot Matrix LED Display
Internal Circuit Diagram
LM20157A (Common Cathode Row)
COL. 1
ROW
PIN
NO.
PIN
NO.
13
2
3
4
5
3
4 11
10
6
LM20157B (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.
LM20157AR
LM20157BR
GaAlAs
Super Red
627
8
10
LM20157AD
LM20157BD
GaAlAs
Hi-Red
627
18
25
LM20157AO
LM20157BO
GaAsP
Orange
610
7
9
LM20157AY
LM20157BY
GaAsP
Yellow
588
8
10
LM20157AG
LM20157BG
GaP
Green
568
7
9
LM20157AUR
LM20157BUR
AlGaInP
Ultra Red
627
30
45
LM20157AUO
LM20157BUO
AlGaInP
Ultra Orange
610
45
60
LM20157AUA
LM20157BUA
AlGaInP
Ultra Amber
605
30
45
LM20157AUY
LM20157BUY
AlGaInP
Ultra Yellow
595
30
45
LM20157AUG
LM20157BUG
AlGaInP
Ultra Green
573
30
45
LM20157APG
LM20157BPG
InGaN
Pure Green
525
120
300
LM20157AUB
LM20157BUB
InGaN
Ultra Blue
470
30
45
LM20157AUW
LM20157BUW
InGaN
Ultra White
\
100
120
Unit:
\
\
\
nm
mcd
mcd
SPEC NO: DS10121830
REV: A.4
HTTP://WWW.DISPLAY-LEDS.COM
CHECKED: Emily Zhou
APPROVED: M.H. Lin
TEL: 0086-574-86322282
PAGE: 2/3
DATE: Jul/20/2011
LightKey
Datasheet of 2.00 inch 5x7 Square 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: DS10121830
REV: A.4
HTTP://WWW.DISPLAY-LEDS.COM
CHECKED: Emily Zhou
APPROVED: M.H. Lin
TEL: 0086-574-86322282
PAGE: 3/3
DATE: Jul/20/2011
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