LightKey

SPEC NO: DS10121846

REV: A.4

CHECKED: Emily Zhou

APPROVED: M.H. Lin

PAGE: 1/3

HTTP://WWW.LTKEY.COM

TEL: 0086-574-86322282

DATE: Jul/20/2011

Datasheet of 4.00 inch 5x7 Dot Matrix LED Display

LM40057A/B Series – 4.00 inch 5x7 Dot Matrix LED Display

ATTENTION

OBSERVE PRECAUTIONS

FOR HANDLING

ELECTROSTATIC

DISCHARGE

SENSITIVE

DEVICES

Features

106.50mm (4.00 inch) digit high

Dot size: Diameter 10.00 mm

Pitch: 15.24 mm

Wide viewing angle

Range of emitted colors

I.C. compatible

Low power consumption

White dot, grey or black face

Available options

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

RoHS compliant

Package Dimensions

76.20

5.08*6=30.48

15.24*4=60.96

76.00

PIN 1

1

COL.

5

4

3

2

7

6

5

3

4

ROW

2

1

10

.0

0

0.80

Notes:

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.