DOT MATRIX DISPLAYS
SPECIFICATIONS FOR DOT MATRIX DISPLAYS
2.0" 5*7 Dot Matrix LMD20057 -20 Series
WENRUN OPTOELECTRONIC
WENRUN LED Display...
Description
SPECIFICATIONS FOR DOT MATRIX DISPLAYS
2.0" 5*7 Dot Matrix LMD20057 -20 Series
WENRUN OPTOELECTRONIC
WENRUN LED Displays LMD20057
Series
Features:
!" Emitting dot 5.0mm diameter. !" High efficiency, low power consumption. !" Extremely low current. !" Low development cost. !" Big viewing angle vertically and horizontally.
LMD20057A/B -20
Descriptions:
!" The LMD20057 is a 53.1mm (2.0") matrix height 5×7 dot matrix display. !" These devices are made with white dots and gray surface.
Application
!" Instrument panels. !" Digital read out display.
Selection Guide:
Part No.
Anode
Cathode
LMD20057BSR-20 LMD20057ASR-20
LMD20057BG-20 LMD20057AG-20
LMD20057BY-20 LMD20057AY-20
LMD20057BE-20 LMD20057AE-20
Material GaAlAs
Chip Emitting Color Super Red
GaP Green
GaAsP/GaP
Yellow
GaAsP/GaP
Orange
Lens Color
White Diffused
Prepared date July 2005
http://www.wenrun.com
Rev.:3 Page 1 of 4
WENRUN LED Displays LMD20057
Series
Absolute Maximum Rating Ta=25
Parameter
Symbol Super Red Green Yellow Orange Unit
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
mW mA mA mA V
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 i...
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