LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
LED DISPLAY
LPTL12157AFBK1
DATA SHEET
Rev
-
Description
Original Spec
By
Phanomkorn J.
SPEC. NO.:
DATE
REV. NO. :
:
DS30-2007-0115
12/JUNE/’07
-
PART NO.: LPTL12157AFBK1
BNS-OD-C131/A4
PAGE:
0 of 5
LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
FEATURES
＊1.2
inch ( 30.42 mm) MATRIX HEIGHT.
＊LOW
POWER REQUIREMENT.
＊HIGH
BRIGHTNESS & HIGH CONTRAST
＊SINGLE
PLANE, WIDE VIEWING ANGLE.
＊SOLID
STATE RELIABILITY.
＊
5×7 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 LPTL12157AFBK1 is a 1.2 inch (30.42 mm) matrix height
5×7 dot matrix display. This device utilizes AlInGaP Red LED
chips, which are made from AlInGaP on a GaAsP substrate, and
has a black face and white dot.
DEVICE
PART NO.
AlInGaP Red
LPTL12157AFBK1
DESCRIPTION
CATHODE COLUMN
ANODE ROW
PART NO.: LPTL12157AFBK1
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.: LPTL12157AFBK1
BNS-OD-C131/A4
PAGE:
2 of 5
LITE-ON TECHNOLOGY CORPORATION
Property of Lite-On Only
PIN CONNECTION
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CONNECTION
ANODE ROW
ANODE ROW
5
7
CATHODE COLUMN 2
CATHODE COLUMN 3
ANODE ROW
4
CATHODE COLUMN 5
ANODE ROW
ANODE ROW
ANODE ROW
6
3
1
CATHODE COLUMN 4
CATHODE COLUMN 3
ANODE ROW
4
CATHODE COLUMN 1
ANODE ROW
2
PART NO.: LPTL12157AFBK1
BNS-OD-C131/A4
PAGE:
3 of 5
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
MAXIMUM RATING
70
90
25
0.33
5
-35℃ to +105℃
-35℃ to +105℃
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
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
630
3300
632
20
624
2.05
2.6
100
2:1
ucd
nm
nm
nm
V
µA
I
p
=32mA 1/16Duty
I
F
=20mA
I
F
=20mA
I
F
=20mA
I
F
=20mA
V
R
=5V
I
p
=32mA 1/16Duty
Note: Luminous intensity is measured with a light sensor and filter combinaton that
approximates the CIE (Commision Internationale De L’Eclairage) eye-response curve.
PART NO.: LPTL12157AFBK1
BNS-OD-C131/A4
PAGE:
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