Document
SPECIFICATIONS FOR DOT MATRIX DISPLAYS
2.3" 8*8 Dot Matrix LMD23088 -10 Series
WENRUN OPTOELECTRONIC
WENRUN LED Displays LMD23088 Series
Features:
Emitting dot 5.0mm diameter. High efficiency, low power consumption. Extremely low current. Low development cost. Big viewing angle vertically and horizontally.
LMD23088A/B/C/D/E/F -10
Descriptions:
The LMD23088 is a 60.2mm (2.3") matrix height 8×8 dot matrix display. These devices are made with white dots and black surface.
Application
Instrument panels. Digital read out display.
Selection Guide:
Part No.
Anode
Cathode
LMD23088B/D/FSR-10 LMD23088A/C/ESR-10
LMD23088B/D/FG-10 LMD23088A/C/EG-10
LMD23088B/D/FY-10 LMD23088A/C/EY-10 LMD23088B/D/FE-10 LMD23088A/C/EE-10
Chip
Material GaAlAs
Emitting Color Super Red
GaP Green
GaAsP/GaP
Yellow
GaAsP/GaP
Orange
Lens Color
White Diffused
Prepared date July 2005
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Rev.:3 Page 1 of 6
WENRUN LED Displays LMD23088 Series
Absolute Maximum Rating Ta=25
Parameter
Symbol Super Red Green Yellow Orange
Power Dissipation/ Dot
Peak Forward Current / Dot (Duty 1/10@ 1KHz)
Continuous Forward Current / Dot
Recommend use current / Dot
Reverse Voltage / Dot
Operating Temperature Range
Pd IFP IF IF VR Topr
50 70 20 5~10 5
60 60 70 70 20 20 5~10 5~10 55 -25~ +75
60 70 20 5~10 5
Storage Temperature Range
Tstg
-30 ~ +85
Solder Temperature
Tsol
260 5
Notes 1 This is the limit current. It is not allowed to use when the product work continuously. 2 It is recommended that the product is driven by TTL,CMOS . 3 Soldering time 5 seconds.
Electrical Optical Characteristics Ta=25
Unit mW mA mA mA V
Parameter
Super Red Green
Yellow
Orange
Test
Symbol
Unit
Typ. Max. Typ. Max. Typ. Max. Typ. Max.
Condition
Luminous Intensity / Dot
IV
9.6 -- 4.8 -- 4.8 -- 4.8 -- mcd IF=10mA
Forward Voltage / Dot
VF 1.85 2.3 2.2 2.5 2.0 2.5 2.0 2.5 V IF=20mA
Reverse Current IR -- 50 -- 50 -- 50 -- 50 uA VR=5V
/ Dot
Dominant Wavelength
d 645 -- 565 -- 585 -- 630 -- nm IF=20mA
Spectral Line Half Width
30 -- 30 -- 30 -- 30 -- nm IF=20mA
Prepared date July 2005
http://www.wenrun.com
Rev.:3 Page 2 of 6
Package Dimensions:
PIN1 7.62*7=53.34 60.2
7.62*7=53.34 60.2
WENRUN LED Displays LMD23088 Series
COL1 2 5
34
56
7 8 ROW 1 2 3 4 5 6 7 8
9.2
2.54*7=17.78
0.6 46.4
NOTES • All dimensions are in millimetres (mm), Tolerance is • Specifications are subject to change without notice.
0.25mm unless otherwise noted.
Internal Circuit:
COL
PIN NO
ROW
PIN NO
19
1 13
2 3
345678 4 10 6 11 15 16
COL
PIN NO
ROW
PIN NO
19
1 13
2 3
345678 4 10 6 11 15 16
2 14 38
2 14 38
4 12
4 12
51 51 67 67
72 72 85 85
LMD23088A Prepared date July 2005
LMD23088B
http://www.wenrun.com
Rev.:3 Page 3 of 6
Package Dimensions:
PIN1 7.62*7=53.34 60.2
7.62*7=53.34 60.2
WENRUN LED Displays LMD23088 Series
COL1 2 3 4 5 6 7 8 ROW 1 2 3 4 5 6 7 8
5
9.2
2.54*7=17.78
0.6 45.72
NOTES • All dimensions are in millimetres (mm), Tolerance is • Specificat.