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2011 ROHM Co., Ltd. All rights reserved.

2011.04 - Rev.C

Data Sheet

LB-303AK Series



Internal circuit schematic (example of common anode)

a

9

b

7

c

1

d

3

e

10

f

8

g

11

D.P

6

5 Dig.3

4 Dig.2

2 Dig.1



Absolute maximum ratings (Ta = 25

C)

Parameter

Symbol

Red

Unit

LB-303VA / VK

LB-303MA / MK

960

40

15

60∗

3

mW

mW

mA

mA

V

°C

°C

Topr

Tstg

Power dissipation

Power dissipation

Forward current

Peak forward current

Reverse voltage

Operating temperature

Storage temperature

Green

1440

60

20

60∗

3

−25 to +75

−30 to +85



Electrical and optical characteristics (Ta = 25

C)

Parameter

Symbol

Red

Green

Unit

Conditions

Min.

Typ. Max.

V

μA

nm

nm

2.8

2.0

650

40

100

−

−

−

−

−−

−

Min.

Typ. Max.

2.8

2.1

563

40

100

−

−

−

−

−

−−

= 10mA

= 3V

= 10mA

= 10mA

Δλ

Forward voltage

Reverse current

Peak wavelength

Spectral line half width

Not designed for radiation resistance.



Luminous intensity

Unit

Min.

Typ.

Max.

Color

Type

Red

Green

650

563

LB-303VA

LB-303VK

LB-303MA

LB-303MK

1.4

4.0

−

mcd

2.2

6.3

−

mcd