LED Display
Product Data Sheet
LTP-757KR
Spec No.: DS30-2000-062
Effective Date: 01/09/2001
Revision: -
LITE-ON DCC
RELEASE
BNS-OD-FC001/A4
LITE-ON Technology Corp. / Optoelectronics
No.90,Chien 1 Road, Chung Ho, New Taipei City 23585, Taiwan, R.O.C.
Tel: 886-2-2222-6181 Fax: 886-2-2221-1948 / 886-2-2221-0660
http://www.liteon.com/opto
LITE-ON ELECTRONICS, INC.
Property of Lite-On Only
FEATURES
＊0.7INCH
(17.22mm) 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 LTP-757KR is a 0.7inch (17.22mm) matrix height 5 x 7 dot
matrix display. This device utilizes AlInGap Super Red LED
chips, which are made from AlInGaP on a non-transparent GaAs
substrate, and has a gray face and white dots.
DEVICE
PART NO.
AlInGaP SUPER RED
LTP-757KR
DESCRIPTION
Cathode Column
Anode Row
PART NO.: LTP-757KR
BNS-OD-C131/A4
PAGE:
1 of 5
LITE-ON ELECTRONICS, INC.
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.: LTP-757KR
BNS-OD-C131/A4
PAGE:
2 of 5
LITE-ON ELECTRONICS, INC.
Property of Lite-On Only
PIN CONNECTION
No.
1
2
3
4
5
6
7
8
9
10
11
12
CONNECTION
CATHODE COLUMN
ANODE ROW
3
1
CATHODE COLUMN 2
ANODE ROW
ANODE ROW
ANODE ROW
5
6
7
CATHODE COLUMN 4
CATHODE COLUMN 5
ANODE ROW
4
CATHODE COLUMN 3
ANODE ROW
ANODE ROW
2
1
PART NO.: LTP-757KR
BNS-OD-C131/A4
PAGE:
3 of 5
LITE-ON ELECTRONICS, INC.
Property of Lite-On Only
ABSOLUTE MAXIMUM RATING AT T
A
=25
o
C
PARAMETER
Average Power Dissipation Per dot
Peak Forward Current Per dot
Average Forward Current Per dot
Derating Linear From 25
0
C Per dot
Reverse Voltage Per dot
Operating Temperature Range
Storage Temperature Range
MAXIMUM RATING
33
90
13
0.17
5
-35
0
C to +85
0
C
-35
0
C to +85
0
C
UNIT
mW
mA
mA
mA/
0
C
V
Solder Temperature 1/16 inch Below Seating Plane for 3 Seconds at 260
0
C
ELECTRICAL / OPTICAL CHARACTERISTICS AT T
A
=25
o
C
PARAMETER
Average Luminous Intensity
Peak Emission Wavelength
Spectral Line Half-Width
Dominant Wavelength
Forward Voltage Per dot
Reverse Current Per dot
Luminous Intensity Matching Ratio
SYMBOL MIN. TYP. MAX. UNIT TEST CONDITION
I
V
p
d
V
F
I
R
I
V
-m
1650
3400
639
20
631
2.0
2.6
100
2:1
cd
nm
nm
nm
V
A
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 combination that
approximates the CIE (Commision Internationale De L’Eclairage) eye-response curve.
PART NO.: LTP-757KR
BNS-OD-C131/A4
PAGE:
4 of 5
电子工程世界
