LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only LED DISPLAY LTP-2558CA DATA SHEET Rev Description By - NPPR Original Spec Jenny Ni 08/22/2000 A Revise package dimensions on page 2/5 Change from: Width 37.9 mm, Length 60.8mm Change to: Width 32.0 mm, Length 50.9 mm Phanomkorn J. 01/28/2008 SPEC. NO.: DATE : REV. NO. : PART NO.: LTP-2558CA BNS-OD-C131/A4 DS-30-98-429 01/28/2008 A PAGE: 0 of 6 LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only FEATURES ＊1.95 inch (49.45 mm) MATRIX HEIGHT. ＊LOW POWER REQUIREMENT. ＊SINGLE PLANE, WIDE VIEWING ANGLE. ＊SOLID STATE RELIABILITY. ＊5×8 ARRAY WITH X-Y SELECT. ＊COMPATIBLE WITH USASCII AND EBCDIC CODES. ＊STACKABLE HORIZONTALLY. ＊CATEGORIZED FOR LUMINOUS INTENSITY. ＊LEAD-FREE PACKAGE(ACCORDING TO ROHS) DESCRIPTION The LTP-2558CA is a 1.95 inch ( 49.45 mm) matrix height 5×8 dot matrix displays This device utilizes Red Orange and Green LED chips The Red Orange LED chips are made from GaAsP on GaP a transparent substrate, the green LED chips are made from GaP on GaP substrate , and has a gray face and white dot color. DEVICE PART NO. DESCRIPTION Red Orange and Green CATHODE COLUMN ANODE ROW LTP-2558CA PART NO.: LTP-2558CA BNS-OD-C131/A4 PAGE: 1 of 6 LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only PACKAGE DIMENSIONS NOTES: 1. All dimensions are in millimeters. Tolerances are ± 0.25 mm unless otherwise note. 2. Pin tip’s shift tolerance is ± 0.4 mm. INTERNAL CIRCUIT DIAGRAM PART NO.: LTP-2558CA BNS-OD-C131/A4 PAGE: 2 of 6 LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only PIN CONNECTION No. CONNECTION No. CONNECTION 1 CATHODE COLUMN 1 GREEN 2 CATHODE COLUMN 1 RED ORANGE 3 CATHODE COLUMN 2 GREEN 4 CATHODE COLUMN 2 RED ORANGE 5 ANODE ROW 8 6 CATHODE COLUMN 2 GREEN 7 CATHODE COLUMN 3 RED ORANGE 8 ANODE ROW 7 9 ANODE Row 6 10 ANODE ROW 5 11 CATHODE COLUMN 5 GREEN 12 CATHODE COLUMN 5 RED ORANGE 13 CATHODE COLUMN 4 GREEN 14 CATHODE COLUMN 4 RED ORANGE 15 ANODE Row 1 16 CATHODE COLUMN 3 GREEN 17 CATHODE COLUMN 3 RED ORANGE 18 ANODE Row 2 19 ANODE Row 3 20 ANODE Row 4 PART NO.: LTP-2558CA BNS-OD-C131/A4 PAGE: 3 of 6 LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only ABSOLUTE MAXIMUM RATING AT Ta=25oC PARAMETER GREEN UNIT Average Power Dissipation Per Dot 36 mW Peak Forward Current Per Dot 100 mA Average Forward Current Per Dot Derating Linear From 25℃ Per Dot 13 mA mA/℃ 0.17 Reverse Voltage Per Dot Operating Temperature Range 5 -35℃ to +85℃ Storage Temperature Range -35℃ to +85℃ V Soldering Conditions: 1/16 inch below seating plane for 3 seconds at 2600C or of temperature unit (during assembly) not over max. temperature rating above. ELECTRICAL / OPTICAL CHARACTERISTICS AT Ta=25oC GREEN PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION Ip=80mA Average Luminous Intensity IV 1780 4800 µcd Peak Emission Wavelength 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 Luminous Intensity Matching Ratio (Similar Light Area) 2.1 2.6 3.0 3.7 1/16Duty IF=20mA V IF=80mA µA 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-2558CA BNS-OD-C131/A4 PAGE: 4 of 6 LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only ABSOLUTE MAXIMUM RATING AT Ta=25oC PARAMETER RED ORANGE UNIT Average Power Dissipation Per Dot 36 mW Peak Forward Current Per Dot 100 mA Average Forward Current Per Dot Derating Linear From 25℃ Per Dot 13 mA mA/℃ 0.17 Reverse Voltage Per Dot Operating Temperature Range 5 -35℃ to +85℃ Storage Temperature Range -35℃ to +85℃ V Soldering Conditions: 1/16 inch below seating plane for 3 seconds at 2600C or of temperature unit (during assembly) not over max. temperature rating above. ELECTRICAL / OPTICAL CHARACTERISTICS AT Ta=25oC RED ORANGE PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION Ip=80mA Average Luminous Intensity IV 1780 4800 µcd Peak Emission Wavelength 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 Luminous Intensity Matching Ratio (Similar Light Area) 2.0 2.6 2.6 3.4 1/16Duty IF=20mA V IF=80mA µA 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-2558CA BNS-OD-C131/A4 PAGE: 5 of 6 LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only TYPICAL ELECTRICAL / OPTICAL CHARACTERISTIC CURVES (25oC Ambient Temperature Unless Otherwise Noted) PART NO.: LTP-2558CA BNS-OD-C131/A4 PAGE: 6 of 6