LightKey

SPEC NO: DS10121841

REV: A.4

CHECKED: Emily Zhou

APPROVED: M.H. Lin

PAGE: 2/3

HTTP://WWW.LTKEY.COM

TEL: 0086-574-86322282

DATE: Jul/20/2011

Datasheet of 3.00 inch 5x7 Dual Color Dot Matrix LED Display

Internal Circuit Diagram

LM30057ARG (Common Cathode Row)

LM30057BRG (Common Anode Row)

9 NO CONNECT

4

5

7

6

3

= ORANGE

= GREEN

6

5

8

14

17

4

ROW

1

2

18

15

NO.

16

COL.

NO.

PIN

PIN

1

1

3

2

2

13

3

5

12

4

7

10 11

9 NO CONNECT

3

5

4

6

7

= ORANGE

= GREEN

6

5

8

17

14

2

ROW

18

15

1

16

NO.

NO.

PIN

COL.

PIN

1

1

2

23

3

13

5

4

4

12 7

10 11

Selection Guide

3.00 inch 5x7 Red-Green LED dot matrix module, Matrix Height: 79.80mm(3.00 inch), External Dimensions:

56.90x79.80x8.90mm (LxWxH)

Part No.

Chip

Iv(mcd)@20mA

One Dot

Description

Cathode Row

Anode Row

Material

Color

W LD

(nm)

Min.

Typ.

GaAlAs

Super Red

640

12

15

Standard

Brightness

LM30057ARG

LM30057BRG

GaP

Green

568

10.5

13.5

AlGaInP

Ultra Red

640

45

67.5

Ultra-High

Brightness

LM30057AURUG

LM30057BURUG

AlGaInP

Ultra Green

573

45

67.5