LED Display Product Data Sheet LTP-757KR Spec No.: DS30-2000-062 Effective Date: 01/09/2001 Revision: - LITE-ON DCC RELEASE BNS-OD-FC001/A4 LITE-ON Technology Corp. / Optoelectronics No.90,Chien 1 Road, Chung Ho, New Taipei City 23585, Taiwan, R.O.C. Tel: 886-2-2222-6181 Fax: 886-2-2221-1948 / 886-2-2221-0660 http://www.liteon.com/opto BBNNSS--OODD--FFCC000011//AA44 BNS-OD-FC001/A4

LITE-ON ELECTRONICS, INC. Property of Lite-On Only FEATURES ＊0.7INCH (17.22mm) DIGIT HEIGHT. ＊CONTINUOUS UNIFORM SEGMENTS. ＊LOW POWER REQUIREMENT. ＊EXCELLENT CHARACTERS APPEARANCE. ＊HIGH BRIGHTNESS & HIGH CONTRAST. ＊WIDE VIEWING ANGLE. ＊SOLID STATE RELIABILITY. ＊CATEGORIZED FOR LUMINOUS INTENSITY. DESCRIPTION The LTP-757KR is a 0.7inch (17.22mm) matrix height 5 x 7 dot matrix display. This device utilizes AlInGap Super Red LED chips, which are made from AlInGaP on a non-transparent GaAs substrate, and has a gray face and white dots. DEVICE PART NO. DESCRIPTION AlInGaP SUPER RED Cathode Column LTP-757KR Anode Row PART NO.: LTP-757KR PAGE: 1 of 5 BNS-OD-C131/A4

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-757KR PAGE: 2 of 5 BNS-OD-C131/A4

LITE-ON ELECTRONICS, INC. Property of Lite-On Only PIN CONNECTION No. CONNECTION 1 CATHODE COLUMN 1 2 ANODE ROW 3 3 CATHODE COLUMN 2 4 ANODE ROW 5 5 ANODE ROW 6 6 ANODE ROW 7 7 CATHODE COLUMN 4 8 CATHODE COLUMN 5 9 ANODE ROW 4 10 CATHODE COLUMN 3 11 ANODE ROW 2 12 ANODE ROW 1 PART NO.: LTP-757KR PAGE: 3 of 5 BNS-OD-C131/A4

LITE-ON ELECTRONICS, INC. Property of Lite-On Only ABSOLUTE MAXIMUM RATING AT T =25oC A PARAMETER MAXIMUM RATING UNIT Average Power Dissipation Per dot 33 mW Peak Forward Current Per dot 90 mA Average Forward Current Per dot 13 mA Derating Linear From 250C Per dot 0.17 mA/0C Reverse Voltage Per dot 5 V Operating Temperature Range -350C to +850C Storage Temperature Range -350C to +850C Solder Temperature 1/16 inch Below Seating Plane for 3 Seconds at 2600C ELECTRICAL / OPTICAL CHARACTERISTICS AT T =25oC A PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION Average Luminous Intensity I 1650 3400 cd I =32mA , 1/16Duty V P Peak Emission Wavelength p 639 nm I =20mA F Spectral Line Half-Width  20 nm IF=20mA Dominant Wavelength d 631 nm I =20mA F Forward Voltage Per dot V 2.0 2.6 V I =20mA F F Reverse Current Per dot I 100 A V =5V R R Luminous Intensity Matching Ratio I -m 2:1 I =32mA , 1/16Duty V P 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-757KR PAGE: 4 of 5 BNS-OD-C131/A4

LITE-ON ELECTRONICS, INC. Property of Lite-On Only TYPICAL ELECTRICAL / OPTICAL CHARACTERISTIC CURVES (25oC Ambient Temperature Unless Otherwise Noted) PART NO.: LTP-757KR PAGE: 5 of 5 BNS-OD-C131/A4