4.00 inch 4x4 Dot Matrix LED Display
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Datasheet of 4.00 inch 4x4 Dot Matrix LED Display
LM40044A/B Series – 4.00 inch 4x4 Dot Matrix LED Display
A...
Description
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Datasheet of 4.00 inch 4x4 Dot Matrix LED Display
LM40044A/B Series – 4.00 inch 4x4 Dot Matrix LED Display
ATTENTION
OBSERVE PRECAUTIONS FOR HANDLING ELECTROSTATIC DISCHARGE SENSITIVE DEVICES
Features
¾ ¾
¾ ¾ ¾ ¾ ¾ ¾ ¾
Available options ¾ ¾ ¾ ¾ ¾ ¾
Alternative emitting luminosity: Standard or high brightness version Alternative emitted color Alternative dot color Alternative face Both CC and CA versions are available Cropped terminal pins
108.80 mm (4.00 inch) digit high Dot size: Diameter 20.00 mm Pitch: 27.20 mm
Wide viewing angle Range of emitted colors I.C. compatible Low power consumption White dot, grey or black face RoHS compliant
Package Dimensions
Ø20.0(0.80 )
2 7 . 2 × 3 = 8 1. 6 1 0 8 . 8( 4 . 3 5 )
PIN 1
27.2×3=81.6 108.8(4.35 )
17.0
COL . 1 ROW 1 2 3
2
3
4
Ø0.80 5.08×3=15.24
Notes:
4
1. All dimensions are in millimeters (inches), Tolerance is + 0.25mm (0.01inch) unless other wise noted. 2. Specifications are subject to change without notice. 3. The gap between the reflector and PCB shall not exceed 0.25mm.
SPEC NO: DS10121844
REV: A.4
CHECKED: Emily Zhou TEL: 0086-574-86322282
94 . 6
APPROVED: M.H. Lin
PAGE: 1/3
HTTP://WWW.LTKEY.COM
DATE: Jul/20/2011
http://www.Datasheet4U.com
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Internal Circuit Diagram
LM40044A (Common Cathode Row)
Datasheet of 4.00 inch 4x4 Dot Matrix LED Display
LM40044B (Common Anode Row)
C OL . 1 PI N 8 NO. PI N NO. 1
5
2
7
3
3
4
4
CO L . 1 PI N 8 NO. PI N NO. 1
5
2
7
3
3
4
4
2
6
2
6
...
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