LITEON LTP

LITE-ON TECHNOLOGY CORPORATION.
Property of Lite-On Only
FEATURES
*0.678 inch ( 17.22 mm) MATRIX HEIGHT.
*LOW POWER REQUIREMENT.
*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 LTP-7357AG is a 0.678 inch (17.22 mm) matrix height 5×7
dot matrix display. This device utilizes Green LED chips, which
are made from GaP on GaP substrate, and has a black face and
white dots.
DEVICE
PART NO.
DESCRIPTION
GREEN
CATHODE COLUMN
ANODE ROW
LTP-7357AG
PART NO.: LTP-7357AG
BNS-OD-C131/A4
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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-7357AG
BNS-OD-C131/A4
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LITE-ON TECHNOLOGY CORPORATION.
Property of Lite-On Only
PIN CONNECTION
PART NO.: LTP-7357AG
BNS-OD-C131/A4
No.
CONNECTION
1
CATHODE COLUMN 1
2
ANODE ROW 3
3
CATHODE COLUMN 2
4
ANODE ROW 5
5
ANODE ROW 6
6
ANODE ROW 7
7
CATHODE COLUMN 4
8
CATHODE COUUMN 5
9
ANODE ROW 4
10
CATHODE COLUMN 3
11
ANODE ROW 2
12
ANODE ROW 1
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LITE-ON TECHNOLOGY CORPORATION.
Property of Lite-On Only
ABSOLUTE MAXIMUM RATING AT Ta=25oC
PARAMETER
MAXIMUM RATING
UNIT
Average Power Dissipation Per Dot
75
mW
Peak Forward Current Per Dot
100
mA
Average Forward Current Per Dot
Derating Linear From 25℃ Per Dot
25
0.33
mA
mA/℃
Reverse Voltage Per Segment
Operating Temperature Range
5
-35℃ to +105℃
Storage Temperature Range
-35℃ to +105℃
V
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
2000
µcd
IP=80mA , 1/16Duty
λp
565
nm
IF=20mA
Spectral Line Half-Width
∆λ
30
nm
IF=20mA
Dominant Wavelength
λd
569
nm
IF=20mA
Forward Voltage Per dot
VF
Reverse Current Per dot
Average Luminous Intensity
IV
Peak Emission Wavelength
Luminous Intensity Matching Ratio
(Similar Light Area)
630
2.1
2.6
V
IF=20mA
3.0
3.7
V
IF=80mA
IR
100
µA
VR=5V
IV-m
2:1
IP=80mA , 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-7357AG
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-7357AG
BNS-OD-C131/A4
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