LITEON LTP

LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
LED DISPLAY
LTP-2158AKD
DATA SHEET
Rev
Description
-
ORIGINAL SPEC
A
REVISE PACKAGE DIMENSIONS ON PAGE 2/5
SPEC. NO.:
DATE
:
Phanomkorn J.
17/OCT/’08
A
0
PART NO.: LTP-2158AKD
BNS-OD-C131/A4
Ruby Lee
DS30-2002-085
REV. NO. :
PAGE NO. :
By
OF 5
PAGE:
0 OF 5
LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
FEATURES
* 2.3 inch (58.42 mm) MATRIX HEIGHT.
* LOW POWER REQUIREMENT.
* SINGLE PLANE, WIDE VIEWING ANGLE.
* SOLID STATE RELIABILITY.
* 5x8 ARRAY WITH X-Y SELECT.
* COMPATIBLE WITH USASCLL AND EBCDIC CODES.
* STACKABLE HORIZONTALLY.
* CATEGORIZED FOR LUMINOUS INTENSITY.
*LEAD-FREE PACKAGE(ACCORDING TO ROHS)
DESCRIPTION
The LTP-2158AKD is a 2.3 inch (58.42 mm) matrix height 5x8 dot matrix
display. AlInGaP Hyper Red LED chips, which are made from AlInGaP on a
non-transparent GaAs substrate,, and has a gray face and white segments.
DEVICE
PART NO.
DESCRIPTION
AlInGaP Hyper Red
Cathode Column
Anode Row
LTP-2158AKD
PART NO.: LTP-2158AKD
BNS-OD-C131/A4
PAGE:
1 OF 5
LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
PACKAGE DIMENSIONS
NOTES: 1. All dimensions are in millimeters. Tolerances are ± 0.25 mm unless otherwise note.
2. Pin tip’s shift tolerance is ± 0.4 mm.
INTERNAL CIRCUIT DIAGRAM
PART NO.: LTP-2158AKD
BNS-OD-C131/A4
PAGE:
2 OF 5
LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
PIN CONNECTION
No.
1
ROW 6
CATHODE ROW 8
3
ANODE COLUMN 2
4
CATHODE COLUMN 3
6
BNS-OD-C131/A4
ANODE
2
5
PART NO.: LTP-2158AKD
CONNECTION
ANODE
CATHODE
ROW 5
COLUMN 5
7
ANODE
ROW 7
8
ANODE
ROW 3
9
ANODE ROW 1
10
CATHODE COLUMN 4
11
CATHODE COLUMN 3
12
ANODE ROW 4
13
CATHODE COLUMN 1
14
ANODE ROW 2
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3 OF 5
LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
ABSOLUTE MAXIMUM RATING AT TA=25oC
PARAMETER
MAXIMUM RATING
UNIT
Average Power Dissipation Per Dot
40
mW
Peak Forward Current Per Dot
90
mA
Average Forward Current Per Dot
Derating Linear From 250C Per Dot
15
0.2
mA
mA/0C
Reverse Voltage Per Dot
5
V
0
0
Operating Temperature Range
-35 C to +85 C
Storage Temperature Range
-350C to +850C
Soldering Conditions: 1/16 inch below seating plane for 3 seconds at 2600C
or of temperature unit (during assembly) not over max. temperature rating above.
ELECTRICAL / OPTICAL CHARACTERISTICS AT TA=25oC
PARAMETER
SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION
Ip=32mA
Average Luminous Intensity
IV
1650 3500
µcd
1/16DUTY
Peak Emission Wavelength
λp
650
nm
IF=20mA
Spectral Line Half-Width
20
nm
IF=20mA
∆λ
Dominant Wavelength
λd
639
nm
IF=20mA
2.1
2.6
V
IF=20mA
Forward Voltage any Dot
VF
2.3
2.8
V
IF=80mA
Reverse Current any Dot
IR
100
µA
VR=5V
Luminous Intensity Matching Ratio
Ip=32mA
IV-m
2:1
1/16DUTY
(Similar Light Area)
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-2158AKD
BNS-OD-C131/A4
PAGE:
4 OF 5
LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
TYPICAL ELECTRICAL / OPTICAL CHARACTERISTIC CURVES
(25oC Ambient Temperature Unless Otherwise Noted)
PART NO.: LTP-2158AKD
BNS-OD-C131/A4
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