LightKey

SPEC NO: DS10121719

REV: A.4

CHECKED: Emily Zhou

APPROVED: M.H. Lin

PAGE: 2/3

HTTP://WWW.DISPLAY-LEDS.COM

TEL: 0086-574-86322282

DATE: Jul/20/2011

Datasheet of 0.56 inch Four Digit 7 Segment LED Display

Internal Circuit Diagram

LD5643A (Common Cathode)

LD5643B (Common Anode)

Selection Guide

Four Digit 7 Segment LED Display, Digit Height:14.20mm(0.56 inch), External Dimensions:

50.00x19.00x8.00mm (L x W x H )

Part No.

Chip

One Seg

One DP

Common

Cathode

Common

Anode

Material

Color

WLD

Min.

Typ.

Min.

Typ.

LD5643AR

LD5643BR

GaAlAs

Super Red

640

8

10

8

10

LD5643AD

LD5643BD

GaAlAs

Hi-Red

640

18

25

18

25

LD5643AO

LD5643BO

GaAsP

Orange

625

7

9

7

9

LD5643AY

LD5643BY

GaAsP

Yellow

588

8

10

8

10

LD5643AG

LD5643BG

GaP

Green

568

7

9

7

9

LD5643AUR

LD5643BUR

AlGaInP

Ultra Red

640

30

45

30

45

LD5643AUO

LD5643BUO

AlGaInP

Ultra Orange

625

45

60

45

60

LD5643AUA

LD5643BUA

AlGaInP

Ultra Amber

605

30

45

30

45

LD5643AUY

LD5643BUY

AlGaInP

Ultra Yellow

595

30

45

30

45

LD5643AUG

LD5643BUG

AlGaInP

Ultra Green

573

30

45

30

45

LD5643APG

LD5643BPG

InGaN

Pure Green

525

120

300

120

300

LD5643AUB

LD5643BUB

InGaN

Ultra Blue

470

30

45

30

45

LD5643AUW

LD5643BUW

InGaN

Ultra White

\

100

120

100

120

Unit:

\

\

\

nm

mcd

mcd

mcd

mcd