LTC-4857E

LED Display Product Data Sheet LTC-4857E Spec No.: DS30-2000-101 Effective Date: 05/27/2000 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 LITE-ON ELECTRONICS, INC. Property of Lite-On Only FEATURES ＊0.4 inch (10.21- mm) 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 LTC-4857E is a 0.4 inch (10.21-mm) digit height triple digit seven-segment display. This device utilizes red orange LED chips, which are made from GaAsP on GaP substrate, and has a gray face and white segments. DEVICE PART NO. RED ORANGE LTC-4857E PART NO.: LTC-4857E BNS-OD-C131/A4 DESCRIPTION COMMON ANODE PAGE: 1 of 5 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.: LTC-4857E BNS-OD-C131/A4 PAGE: 2 of 5 LITE-ON ELECTRONICS, INC. Property of Lite-On Only PIN CONNECTION No. CONNECTION No. CONNECTION 1 CATHODE E (DIGIT 1) 16 CATHODE B (DIGIT 3) 2 CATHODE D (DIGIT 1) 17 CATHODE A (DIGIT 3) 3 CATHODE L2 (DIGIT 1) 18 COMMON ANODE (DIGIT 3) 4 CATHODE C 19 CATHODE F (DIGIT 3) 5 NO CONNECTION 20 CATHODE G (DIGIT 3) 6 CATHODE E (DIGIT 2) 21 CATHODE B (DIGIT 2) 7 CATHODE D (DIGIT 2) 22 CATHODE A (DIGIT 2) 8 CATHODE L1 (DIGIT 1) 23 COMMON ANODE (DIGIT 2) 9 CATHODE C 24 CATHODE F (DIGIT 2) 10 NO CONNECTION 25 CATHODE G (DIGIT 2) 11 CATHODE E (DIGIT 3) 26 CATHODE B (DIGIT 1) 12 CATHODE D (DIGIT 3) 27 CATHODE A (DIGIT 1) 13 NO CONNECTION 28 COMMON ANODE (DIGIT 1) 14 CATHODE C 29 CATHODE F (DIGIT 1) 15 NO CONNECTION 30 CATHODE G (DIGIT 1) PART NO.: LTC-4857E BNS-OD-C131/A4 (DIGIT 1) (DIGIT 2) (DIGIT 3) PAGE: 3 of 5 LITE-ON ELECTRONICS, INC. Property of Lite-On Only ABSOLUTE MAXIMUM RATING AT Ta=25oC PARAMETER MAXIMUM RATING UNIT Power Dissipation Per Segment 75 mW Peak Forward Current Per Segment ( 1/10 Duty Cycle, 0.1ms Pulse Width ) 100 mA Continuous Forward Current Per Segment Derating Linear From 25℃ Per Segment 25 0.28 mA mA/℃ Reverse Voltage Per Segment 5 -35℃ to +105℃ Operating Temperature Range V -35℃ to +105℃ Storage Temperature Range Solder Temperature: max 260℃ for max 3sec at 1.6mm[1/16inch] below seating plane. ELECTRICAL / OPTICAL CHARACTERISTICS AT Ta=25oC PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION 2200 cd IF=10mA p 630 nm IF=20mA Spectral Line Half-Width  40 nm IF=20mA Dominant Wavelength d 621 nm IF=20mA Forward Voltage Per Segment VF 2.0 2.6 V IF=20mA Reverse Current Per Segment IR 100 A VR=5V IV-m 2:1 Average Luminous Intensity IV Peak Emission Wavelength Luminous Intensity Matching Ratio 800 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.: LTC-4857E BNS-OD-C131/A4 PAGE: 4 of 5 LITE-ON ELECTRONICS, INC. Property of Lite-On Only TYPICAL ELECTRICAL / OPTICAL CHARACTERISTIC CURVES (25oC Ambient Temperature Unless Otherwise Noted) PART NO.: LTC-4857E BNS-OD-C131/A4 PAGE: 5 of 5