LITE-ON TECHNOLOGY CORPORATION
Property
of
Lite-On
Only
PART NO.: LTS-312AP PAGE: 1
of
5
BNS-OD-C131/A4
FEATURES
＊0.3 inch (7.62 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-312AP is a 0.3 inch (7.62 mm) digit height single digit
seven-segment display. This device uses BRIGHT RED LED
chips (GaP epi on GaP substrate). The display has a black face
and red segments.
DEVICE
PART NO. DESCRIPTION
Bright Red
LTS-312AP
Common Anode
Rt. & Lt. Hand Decimal
LITE-ON TECHNOLOGY CORPORATION
Property
of
Lite-On
Only
PART NO.: LTS-312AP PAGE: 2
of
5
BNS-OD-C131/A4
PACKAGE DIMENSIONS
NOTES: All dimensions are in millimeters. Tolerances are± 0.25 mm (0.01“) unless otherwise noted.
INTERNAL CIRCUIT DIAGRAM
LITE-ON TECHNOLOGY CORPORATION
Property
of
Lite-On
Only
PART NO.: LTS-312AP PAGE: 3
of
5
BNS-OD-C131/A4
PIN CONNECTION
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
LITE-ON TECHNOLOGY CORPORATION
Property
of
Lite-On
Only
PART NO.: LTS-312AP PAGE: 4
of
5
BNS-OD-C131/A4
ABSOLUTE MAXIMUM RATING AT Ta=25oC
PARAMETER MAXIMUM RATING UNIT
Power Dissipation Per Segment 40 mW
Peak Forward Current Per Segment
( Frequency 1Khz, 10% duty cycle) 60* mA
Continuous Forward Current Per Segment
Derating Linear From 25℃ Per Segment 15
0.2
mA
mA/℃
Reverse Voltage Per Segment 5 V
Operating Temperature Range -35℃ to +85℃
Storage Temperature Range -35℃ to +85℃
Solder Temperature: max 260℃ for max 3sec at 1.6mm below seating plane.
* see figure 5 to establish pulsed condition
ELECTRICAL / OPTICAL CHARACTERISTICS AT Ta=25oC
PARAMETER SYMBOLMIN. TYP. MAX. UNIT TEST CONDITION
Average Luminous Intensity IV 340 750 µcd IF=10mA
Peak Emission Wavelength λp 697 nm IF=20mA
Spectral Line Half-Width ∆λ 90 nm IF=20mA
Dominant Wavelength λd 657 nm IF=20mA
Forward Voltage Per Segment VF 2.1 2.6 V IF=20mA
Reverse Current Per Segment IR 100 µA VR=5V
Luminous Intensity Matching Ratio IV-m 2:1 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.
LITE-ON TECHNOLOGY CORPORATION
Property
of
Lite-On
Only
PART NO.: LTS-312AP PAGE: 5
of
5
BNS-OD-C131/A4
TYPICAL ELECTRICAL / OPTICAL CHARACTERISTIC CURVES
(25oC Ambient Temperature Unless Otherwise Noted)
