LI LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only FEATURES ＊0.3 inch (7.65 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 LTS-312AHR is a 0.3 inch (7.65 mm) digit height single digit seven-segment display. This device utilizes high efficiency red LED chips, which are made from GaAsP on a transparent GaP substrate, and has a red face and red segments. DEVICE PART NO. DESCRIPTION Hi-EFF. Red Common Anode Rt. & Lt. Hand Decimal LTS-312AHR PART NO.: LTS-312AHR BNS-OD-C131/A4 PAGE: 1 of 5 LI LITE-ON TECHNOLOGY CORPORATION 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.: LTS-312AHR BNS-OD-C131/A4 PAGE: 2 of 5 LI LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only PIN CONNECTION PART NO.: LTS-312AHR BNS-OD-C131/A4 No. CONNECTION 1 CATHODE A 2 CATHODE F 3 COMMON ANODE 4 NO PIN 5 NO PIN 6 CATHODE LDP 7 CATHODE E 8 CATHODE D 9 CATHODE RDP 10 CATHODE C 11 CATHODE G 12 NO PIN 13 CATHODE B 14 COMMON ANODE PAGE: 3 of 5 LI LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only ABSOLUTE MAXIMUM RATING AT Ta=25oC PARAMETER MAXIMUM RATING UNIT 75 mW 100 mA Continuous Forward Current Per Segment Derating Linear From 25℃ Per Segment 25 0.33 mA mA/℃ Reverse Voltage Per Segment 5 -35℃ to +85℃ Power Dissipation Per Segment Peak Forward Current Per Segment ( 1/10 Duty Cycle, 0.1ms Pulse Width ) Operating Temperature Range V -35℃ to +85℃ Storage Temperature Range Solder Temperature: max 260℃ for max 3sec at 1.6mm below seating plane. ELECTRICAL / OPTICAL CHARACTERISTICS AT Ta=25oC PARAMETER SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION 2000 µcd IF=10mA λp 635 nm IF=20mA Spectral Line Half-Width ∆λ 40 nm IF=20mA Dominant Wavelength λd 623 nm IF=20mA Forward Voltage Per Segment VF 2 2.6 V IF=20mA Reverse Current Per Segment IR 100 µA VR=5V IV-m 2:1 Average Luminous Intensity IV Peak Emission Wavelength Luminous Intensity Matching Ratio 870 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.: LTS-312AHR BNS-OD-C131/A4 PAGE: 4 of 5 LI LITE-ON TECHNOLOGY CORPORATION Property of Lite-On Only TYPICAL ELECTRICAL / OPTICAL CHARACTERISTIC CURVES (25oC Ambient Temperature Unless Otherwise Noted) PART NO.: LTS-312AHR BNS-OD-C131/A4 PAGE: 5 of 5