LITE-ON ELECTRONICS, INC. Property of Lite-On Only PACKAGE DIMENSIONS NOTES: All dimensions are in millimeters. Tolerances are ± 0.25 mm (0.01“) unless otherwise noted. INTERNAL CIRCUIT DIAGRAM PART NO.: LTP-20088A-01 BNS-OD-C131/A4 PAGE: 2 of 6 LITE-ON ELECTRONICS, INC. Property of Lite-On Only FEATURES ＊1.95 inch (49.53 mm) MATRIX HEIGHT. ＊LOW POWER REQUIREMENT. ＊SINGLE PLANE, WIDE VIEWING ANGLE. ＊SOLID STATE RELIABILITY. ＊8× 8 ARRAY WITH X-Y SELECT. ＊COMPATIBLE WITH USASCII AND EBCDIC CODES. ＊STACKABLE HORIZONTALLY. ＊CATEGORIZED FOR LUMINOUS INTENSITY. DESCRIPTION The LTP-20088A-01 is 1.95 inch (49.53 mm) matrix height 8× 8 dot matrix display. The green series devices utilize LED chips which are made from GaP on a transparent GaP substrate. The red orange series devices utilize LED chips which are made from GaAsP on a transparent GaP substrate. the multicolor displays have gray face and white dots. DEVICE PART NO. RED ORANGE & GREEN LTP-20088A-01 PART NO.: LTP-20088A-01 BNS-OD-C131/A4 DESCRIPTION MULTIPLEX CATHODE ROW PAGE: 1 of 6 LITE-ON ELECTRONICS, INC. Property of Lite-On Only PIN CONNECTION No. CONNECTION No. CONNECTION 1 CATHODE ROW 1 RED ORANGE 13 ANODE COLUMN 1 2 CATHODE ROW 2 RED ORANGE 14 ANODE COLUMN 2 3 CATHODE ROW 3 RED ORANGE 15 ANODE COLUMN 3 4 CATHODE ROW 4 RED ORANGE 16 ANODE COLUMN 4 5 CATHODE ROW 5 RED ORANGE 17 CATHODE ROW 8 GREEN 6 CATHODE ROW 6 RED ORANGE 18 CATHODE ROW 7 GREEN 7 CATHODE ROW 7 RED ORANGE 19 CATHODE ROW 6 GREEN 8 CATHODE ROW 8 RED ORANGE 20 CATHODE ROW 5 GREEN 9 ANODE COLUMN 5 21 CATHODE ROW 4 GREEN 10 ANODE COLUMN 6 22 CATHODE ROW 3 GREEN 11 ANODE COLUMN 7 23 CATHODE ROW 2 GREEN 12 ANODE COLUMN 8 24 CATHODE ROW 1 GREEN PART NO.: LTP-20088A-01 BNS-OD-C131/A4 PAGE: 3 of 6 LITE-ON ELECTRONICS, INC. Property of Lite-On Only ABSOLUTE MAXIMUM RATING AT Ta=25oC PARAMETER GREEN UNIT 36 mW Peak Forward Current Per Dot 100 mA Average Forward Current Per Dot Derating Linear From 25℃ Per Dot 13 0.17 mA mA/℃ Average Power Dissipation Per Dot Reverse Voltage Per Segment 5 -35℃ to +85℃ Operating Temperature Range V -35℃ to +85℃ Storage Temperature Range Solder Temperature: max 260℃ for max 3sec at 1.6mm[1/16inch] below seating plane. ELECTRICAL / OPTICAL CHARACTERISTICS AT Ta=25oC GREEN PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION 1780 4800 µcd Ip=80mA 1/16Duty λp 565 nm IF=20mA Spectral Line Half-Width ∆λ 30 nm IF=20mA Dominant Wavelength λd 569 nm IF=20mA Forward Voltage any Dot VF Reverse Current any Dot IR 100 IV-m 2:1 Average Luminous Intensity IV Peak Emission Wavelength Luminous Intensity Matching Ratio 2.1 2.6 3.0 3.7 V µA IF=20mA IF=80mA VR=5V IF=10mA 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-20088A-01 BNS-OD-C131/A4 PAGE: 4 of 6 LITE-ON ELECTRONICS, INC. Property of Lite-On Only ABSOLUTE MAXIMUM RATING AT Ta=25oC PARAMETER RED ORANGE Average Power Dissipation Per Dot UNIT 36 mW Peak Forward Current Per Dot 100 mA Average Forward Current Per Dot Derating Linear From 25℃ Per Dot 13 0.17 mA mA/℃ Reverse Voltage Per Segment 5 -35℃ to +85℃ Operating Temperature Range V -35℃ to +85℃ Storage Temperature Range Solder Temperature: max 260℃ for max 3sec at 1.6mm[1/16inch] below seating plane. LECTRICAL / OPTICAL CHARACTERISTICS AT Ta=25oC RED ORANGE PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION 1780 4800 µcd Ip=80mA 1/16Duty λp 630 nm IF=20mA Spectral Line Half-Width ∆λ 40 nm IF=20mA Dominant Wavelength λd 621 nm IF=20mA Forward Voltage any Dot VF Reverse Current any Dot IR 100 IV-m 2:1 Average Luminous Intensity IV Peak Emission Wavelength Luminous Intensity Matching Ratio 2.0 2.6 2.6 3.4 V µA IF=20mA IF=80mA VR=5V IF=10mA 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-20088A-01 BNS-OD-C131/A4 PAGE: 5 of 6 LITE-ON ELECTRONICS, INC. Property of Lite-On Only TYPICAL ELECTRICAL / OPTICAL CHARACTERISTIC CURVES (25oC Ambient Temperature Unless Otherwise Noted) PART NO.: LTP-20088A-01 BNS-OD-C131/A4 PAGE: 6 of 6