ROHM LB-602DK2

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