LITE-ON ELECTRONICS, INC.
Property of Lite-On Only FEATURES
*2.0 inch (50.8 mm) MATRIX HEIGHT. *LOW POWER REQUIREMENT. *SINGLE PLANE, WIDE VIEWING ANGLE. *SOLID STATE RELIABILITY. *5×7 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-2157AE-RC is a 2.0 inch (50.8 mm) matrix height 5×7 dot matrix display.This device utilizes Red Orange LED chips, which are made from GaAsP on GaP substrate, and has a gray face and white dot color.
DEVICE
PART NO. Red Orange LTP-2157AE-RC DESCRIPTION CATHODE COLUMN ANODE ROW
PART NO.: LTP-2157AE-RC BNS-OD-C131/A4
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LITE-ON ELECTRONICS, INC.
Property of Lite-On Only PACKAGE DIMENSIONS
NOTES: 1.All dimensions are in millimeters. Tolerance is ± 0.25 mm (0.01“) unless otherwise noted. 2.Pin tip’s shift tolerance is ± 0.25 mm INTERNAL CIRCUIT DIAGRAM
PART NO.: LTP-2157AE-RC BNS-OD-C131/A4
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LITE-ON ELECTRONICS, INC.
Property of Lite-On Only PIN CONNECTION
No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 CONNECTION ANODE ROW 5 ANODE ROW 7 CATHODE COLUMN 2 CATHODE COLUMN 3*1 ANODE ROW 4*2 CATHODE COLUMN 5 ANODE ROW 6 ANODE ROW 3 ANODE ROW 1 CATHODE COLUMN 4 CATHODE COLUMN 3*1 ANODE ROW 4*2 CATHODE COLUMN 1 ANODE ROW 2
NOTES : 1. Pin 4 & 11 are internally connected. 2. Pin 5 & 12 are internally connected.
PART NO.: LTP-2157AE-RC BNS-OD-C131/A4
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LITE-ON ELECTRONICS, INC.
Property of Lite-On Only ABSOLUTE MAXIMUM RATING AT Ta=25oC
PARAMETER Average Power Dissipation Per Dot Peak Forward Current Per Dot Average Forward Current Per Dot Derating Linear From 25℃ Per Dot Reverse Voltage Per Dot Operating Temperature Range MAXIMUM RATING 36 100 13 0.17 5 -35℃ to +85℃ UNIT mW mA mA mA/℃ V
-35℃ to +85℃ Storage Temperature Range Solder Temperature: max 260℃ for max 3sec at 1.6mm[1/16inch] below seating plane. or
temperature of unit (during assembly) not over max. temperature rating above
ELECTRICAL / OPTICAL CHARACTERISTICS AT Ta=25oC
PARAMETER Average Luminous Intensity Peak Emission Wavelength Spectral Line Half-Width Dominant Wavelength Forward Voltage any Dot Reverse Current any Dot Luminous Intensity Matching Ratio SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION IV λp ∆λ λd VF IR IV-m 1780 4800 630 40 621 2.0 2.6 2.6 3.4 100 2:1 µcd nm nm nm V µA Ip=80mA 1/16Duty IF=20mA IF=20mA IF=20mA 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-2157AE-RC BNS-OD-C131/A4
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LITE-ON ELECTRONICS, INC.
Property of Lite-On Only TYPICAL ELECTRICAL / OPTICAL CHARACTERISTIC CURVES (25oC Ambient Temperature Unless Otherwise Noted)
PART NO.: LTP-2157AE-RC BNS-OD-C131/A4
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