LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
LED DISPLAY
LTP-2558CA
DATA SHEET
Rev
-
A
Description
NPPR Original Spec
Revise package dimensions on page 2/5
Change from: Width 37.9 mm, Length 60.8mm
Change to: Width 32.0 mm, Length 50.9 mm
By
Jenny Ni
08/22/2000
Phanomkorn J.
01/28/2008
SPEC. NO.:
DATE
REV. NO. :
:
DS-30-98-429
01/28/2008
A
PART NO.: LTP-2558CA
BNS-OD-C131/A4
PAGE:
0
of 6
LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
FEATURES
＊1.95
inch (49.45 mm) MATRIX HEIGHT.
＊LOW
POWER REQUIREMENT.
＊SINGLE
PLANE, WIDE VIEWING ANGLE.
＊SOLID
STATE RELIABILITY.
＊5×8
ARRAY WITH X-Y SELECT.
＊COMPATIBLE
WITH USASCII AND EBCDIC CODES.
＊STACKABLE
HORIZONTALLY.
＊CATEGORIZED
FOR LUMINOUS INTENSITY.
＊LEAD-FREE
PACKAGE(ACCORDING TO ROHS)
DESCRIPTION
The LTP-2558CA is a 1.95 inch ( 49.45 mm) matrix height 5×8 dot matrix displays
This device utilizes Red Orange and Green LED chips The Red Orange LED chips are
made from GaAsP on GaP a transparent substrate, the green LED chips are made from
GaP on GaP substrate , and has a gray face and white dot color.
DEVICE
PART NO.
Red Orange and Green
LTP-2558CA
DESCRIPTION
CATHODE COLUMN
ANODE ROW
PART NO.: LTP-2558CA
BNS-OD-C131/A4
PAGE:
1
of 6
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-2558CA
BNS-OD-C131/A4
PAGE:
2
of 6
LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
PIN CONNECTION
No.
1
3
5
7
9
11
13
15
17
19
CONNECTION
CATHODE COLUMN 1 GREEN
CATHODE COLUMN 2 GREEN
ANODE ROW 8
CATHODE COLUMN 3 RED ORANGE
ANODE Row 6
CATHODE COLUMN 5 GREEN
CATHODE COLUMN 4 GREEN
ANODE Row 1
CATHODE COLUMN 3 RED ORANGE
ANODE Row 3
No.
2
4
6
8
10
12
14
16
18
20
CONNECTION
CATHODE COLUMN 1 RED ORANGE
CATHODE COLUMN 2 RED ORANGE
CATHODE COLUMN 2 GREEN
ANODE ROW 7
ANODE ROW 5
CATHODE COLUMN 5 RED ORANGE
CATHODE COLUMN 4 RED ORANGE
CATHODE COLUMN 3 GREEN
ANODE Row 2
ANODE Row 4
PART NO.: LTP-2558CA
BNS-OD-C131/A4
PAGE:
3
of 6
LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
ABSOLUTE MAXIMUM RATING AT Ta=25
o
C
PARAMETER
Average Power Dissipation Per Dot
Peak Forward Current Per Dot
Average Forward Current Per Dot
Derating Linear From 25℃ Per Dot
Reverse Voltage Per Dot
Operating Temperature Range
Storage Temperature Range
GREEN
36
100
13
0.17
5
-35℃ to +85℃
-35℃ to +85℃
UNIT
mW
mA
mA
mA/℃
V
Soldering Conditions: 1/16 inch below seating plane for 3 seconds at 260
0
C
or of temperature unit (during assembly) not over max. temperature rating above
.
ELECTRICAL / OPTICAL CHARACTERISTICS AT Ta=25
o
C
GREEN
PARAMETER
Average Luminous Intensity
Peak Emission Wavelength
Spectral Line Half-Width
Dominant Wavelength
Forward Voltage any Dot
Reverse Current any Dot
Luminous Intensity Matching Ratio
(Similar Light Area)
SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION
I
V
λp
∆λ
λd
V
F
I
R
I
V
-m
1780 4800
565
30
569
2.1
3.0
2.6
3.7
100
2:1
µcd
nm
nm
nm
V
µA
I
p
=80mA
1/16Duty
I
F
=20mA
I
F
=20mA
I
F
=20mA
I
F
=20mA
I
F
=80mA
V
R
=5V
I
F
=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.: LTP-2558CA
BNS-OD-C131/A4
PAGE:
4
of 6
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