LTP-7188KE

 
   




 
  * 0.764 inch ( 19.4 mm) MATRIX HEIGHT * LOW POWER REQUIREMENT * SINGLE PLANE, WIDE VIEWING ANGLE * SOLID STATE RELIABILITY * 8 X 8 ARRAY WITH X-Y SELECT * COMPATIBLE WITH USASCLL AND EBCDIC CODES * STACKABLE HORIZONTALLY * CATEGORIZED FOR LUMINOUS INTENSITY   The LTP-7188KE is a 0.764 inch (19.4 mm) matrix height 8x8 dot matrix display. This device uses AS-AlInGaP RED LED chips (AlInGaP epi on GaAs substrate). The display has gray face and white segments. 
 AlInGaP RED LTP-7188KE 
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  NOTES: All dimensions are in millimeters. Tolerance is ± 0.25 mm (0.01“) unless otherwise noted.





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    1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16    ANODE ROW ANODE ROW 5 7 CATHODE COLUMN 2 CATHODE COLUMN 3 ANODE ROW 8 CATHODE COLUMN 5 ANODE ROW ANODE ROW ANODE ROW 6 3 1 CATHODE COLUMN 4 CATHODE COLUMN 6 ANODE ROW 4 CATHODE COLUMN 1 ANODE ROW 2 CATHODE COLUMN 7 CATHODE COLUMN 8 PART NO.: LTP-7188KE BNS-OD-C131/A4 PAGE: 3
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   Average Power Dissipation Per Dot Peak Forward Current Per Dot ( Frequency 1Khz, 18% duty cycle ) Average Forward Current Per Dot Forward Current From 25
Reverse Voltage Per Dot Operating Temperature Range    40 90 15 0.2 5 -35
to +85
  mW mA mA mA/
V -35
to +85
Storage Temperature Range Soldering Conditions:1/16 inch below seating plane for 3 seconds at 260
 
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   Average Luminous Intensity Per Dot Peak Emission Wavelength Spectral Line Half-Width Dominant Wavelength Forward Voltage any Dot Reverse Current any Dot Luminous Intensity Matching Ratio    
   I
λp ∆λ λd V I I
-m 630 1650 632 20 624 2.05 2.3 2.6 2.8 100 2:1      I= 20mA I= 20mA I= 20mA I= 20mA I= 80mA V= 5V I= 32mA 1/16Duty µcd I= 32mA 1/16Duty nm nm nm V µA Note: Luminous intensity is measured with a light sensor and filter combination that approximates the CIE (Commision Internationale De L’Eclairage) eye-response curve. PART NO.: LTP-7188KE BNS-OD-C131/A4 PAGE: 4
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