High efficiency, two-digit numeric displays - Matthieu Benoit

0.5. (2.54). (20.32). 2−φ1.5. 10°. (15.24). 0.25. 3.5Min. Tolerances are ±0.3 unless otherwise noted: ○Selection guide. Red. Orange. Yellow. Green. LB-602VA2.
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LB-602AK2 Series LED displays

High efficiency, two-digit numeric displays LB-602AK2 Series !External dimensions (Units : mm) 25.0±0.1 12.5

2−φ1.5

8.0

1.3 8.0

0.25

!Features 1) Height of character : 14.3 mm 2) External dimensions : 19 × 25 × 8.0 mm. 3) Common anode and common cathode configurations are available for each color. 4) The package surface is painted black and the segments are colored the display color. 5) High luminance, clear display.

(15.24)

1.3 14.3 19.0±0.1

10°

0.5 (2.54) (20.32)

3.5Min.

The LB-602AK2 series of LED displays were designed for use in bright locations. The character height is 14.3mm and four colors are available : red, orange, yellow, and green.

Tolerances are ±0.3 unless otherwise noted:

!Selection guide Emitting color

Red

Common Anode Cathode

Orange

Yellow

Green

LB-602VA2

LB-602DA2∗ LB-602YA2∗

LB-602MA2

LB-602VK2

LB-602DK2∗ LB-602YK2∗

LB-602MK2

∗ Order-based production.

!Pin assignments 18 17 16 15 14 13 12 11 10

+

+

+

+

+

+

+

a1

+

+

a2

f1

b1 f2

b2

g1 e1

g2 c1 e2

c2

d1

d2

Digit 1 D.P1

Digit 2 D.P2

+

+

+

+

+

+

+

+

+

Pin No. 1

2

3

4

5

6

7

8

9

Pin No.

Function

Pin No.

Function

1 2 3 4 5 6 7 8 9

Segment "e1" Segment "d1" Segment "c1" D.P1 Segment "e2" Segment "d2" Segment "g2" Segment "c2" D.P2

10 11 12 13 14 15 16 17 18

Segment "b2" Segment "a2" Segment "f2" Digit 2 Common Digit 1 Common Segment "b1" Segment "a1" Segment "g1" Segment "f1"

LB-602AK2 Series LED displays !Internal circuit schematic (example of common anode) a1 b1 c1 d1 e1 f1 g1 D.P1 16 15 3 2 1 18 17 4

a2 b2 c2 d2 e2 f2 g2 D.P2 11 10 8 6 5 12 7 9

14 Dig.1

13 COM

Dig.2

COM

!Absolute maximum ratings (Ta = 25°C) Red Parameter

Symbol

Orange

Yellow

Green

LB-602VA2 / VK2 LB-602DA2 / DK2 LB-602YA2 / YK2 LB-602MA2 / MK2

Unit

Power dissipation

PD

960

960

960

960

mW

Power dissipation

PD / seg

60

60

60

60

mW

Forward current

IF

20

20

20

20

mA

Peak forward current

IFP

60∗

60∗

60∗

60∗

mA

VR

5

5

5

5

Reverse voltage

V

Operating temperature

Topr

−25~+75

°C

Storage temperature

Tstg

−30~+85

°C

∗ Pulse width 1ms duty 1 / 5

! Electrical and optical characteristics (Ta = 25°C) Parameter

Symbol Conditions

Red

Orange

Yellow

Green

Min. Typ. Max. Min. Typ. Max. Min. Typ. Max. Min. Typ. Max.

Unit

Forward voltage

VF

IF = 10mA



2.0

2.8



2.0

2.8



2.1

2.8



2.1

2.8

V

Reverse current

IR

VR = 5V





100





100





100





100

µA

Peak wavelength

λP

IF = 10mA



650





610





585





563



nm

Spectral line half width

∆λ

IF = 10mA



40





40





40





40



nm

Not designed for radiation resistance.

! Luminous intensity Color

λP

Red

650

Orange

610

Yellow

585

Green

563

Note : Measured at IF = 10mA

Type LB-602VA2 LB-602VK2 LB-602DA2 LB-602DK2 LB-602YA2 LB-602YK2 LB-602MA2 LB-602MK2

Min.

Typ.

Max.

Unit

5.6

16



mcd

3.6

10



mcd

3.6

10



mcd

9

25



mcd