LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only LED DISPLAY LTP-2158AKD DATA SHEET Rev Description - ORIGINAL SPEC A REVISE PACKAGE DIMENSIONS ON PAGE 2/5 SPEC. NO.: DATE : Phanomkorn J. 17/OCT/’08 A 0 PART NO.: LTP-2158AKD BNS-OD-C131/A4 Ruby Lee DS30-2002-085 REV. NO. : PAGE NO. : By OF 5 PAGE: 0 OF 5 LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only FEATURES * 2.3 inch (58.42 mm) MATRIX HEIGHT. * LOW POWER REQUIREMENT. * SINGLE PLANE, WIDE VIEWING ANGLE. * SOLID STATE RELIABILITY. * 5x8 ARRAY WITH X-Y SELECT. * COMPATIBLE WITH USASCLL AND EBCDIC CODES. * STACKABLE HORIZONTALLY. * CATEGORIZED FOR LUMINOUS INTENSITY. ＊LEAD-FREE PACKAGE(ACCORDING TO ROHS) DESCRIPTION The LTP-2158AKD is a 2.3 inch (58.42 mm) matrix height 5x8 dot matrix display. AlInGaP Hyper Red LED chips, which are made from AlInGaP on a non-transparent GaAs substrate,, and has a gray face and white segments. DEVICE PART NO. DESCRIPTION AlInGaP Hyper Red Cathode Column Anode Row LTP-2158AKD PART NO.: LTP-2158AKD BNS-OD-C131/A4 PAGE: 1 OF 5 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-2158AKD BNS-OD-C131/A4 PAGE: 2 OF 5 LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only PIN CONNECTION No. 1 ROW 6 CATHODE ROW 8 3 ANODE COLUMN 2 4 CATHODE COLUMN 3 6 BNS-OD-C131/A4 ANODE 2 5 PART NO.: LTP-2158AKD CONNECTION ANODE CATHODE ROW 5 COLUMN 5 7 ANODE ROW 7 8 ANODE ROW 3 9 ANODE ROW 1 10 CATHODE COLUMN 4 11 CATHODE COLUMN 3 12 ANODE ROW 4 13 CATHODE COLUMN 1 14 ANODE ROW 2 PAGE: 3 OF 5 LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only ABSOLUTE MAXIMUM RATING AT TA=25oC PARAMETER MAXIMUM RATING UNIT Average Power Dissipation Per Dot 40 mW Peak Forward Current Per Dot 90 mA Average Forward Current Per Dot Derating Linear From 250C Per Dot 15 0.2 mA mA/0C Reverse Voltage Per Dot 5 V 0 0 Operating Temperature Range -35 C to +85 C Storage Temperature Range -350C to +850C 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 PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION Ip=32mA Average Luminous Intensity IV 1650 3500 µcd 1/16DUTY Peak Emission Wavelength λp 650 nm IF=20mA Spectral Line Half-Width 20 nm IF=20mA ∆λ Dominant Wavelength λd 639 nm IF=20mA 2.1 2.6 V IF=20mA Forward Voltage any Dot VF 2.3 2.8 V IF=80mA Reverse Current any Dot IR 100 µA VR=5V Luminous Intensity Matching Ratio Ip=32mA IV-m 2:1 1/16DUTY (Similar Light Area) 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-2158AKD BNS-OD-C131/A4 PAGE: 4 OF 5 LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only TYPICAL ELECTRICAL / OPTICAL CHARACTERISTIC CURVES (25oC Ambient Temperature Unless Otherwise Noted) PART NO.: LTP-2158AKD BNS-OD-C131/A4 PAGE: 5 OF 5