ROHM LA

LA-601BL Series
LED displays
High efficiency, single-digit numeric
displays
LA-601BL Series
12.5 +0
−0.5
(15.24)
0.25
1.6
14.6
φ1.8
1.6
8.3
19.0±0.2
10˚
8.0
!Features
1) Height of display: 14.6 mm.
2) Dimensions: 12.5 x 19 x 8 mm
3) Common anode and common cathode configurations
are available for each color.
4) High efficiency reflectors are used to achieve a bright,
clear display.
5) The package surface is painted black and the
segments are colored the display color.
!External Dimensions (Units: mm)
0.5
(2.54)
(10.16)
3.5Min.
The LA-601BL series are LED numeric displays
designed to be used in bright locations. Red, orange, and
green are available, and they are suitable for use in a
wide range of applications.
Tolerances are ±0.3 unless otherwise noted :
!Selection guide
Emitting color
Red
Orange
Green
LA-601VB
LA-601DB ∗
LA-601MB
LA-601VL
Cathode
∗ Order-based production.
LA-601DL ∗
LA-601ML
Common
Anode
!Pin assignments
10 9 8
+ + +
7 6
+ +
a
f
b
g
e
c
d
D.P
+ + + + +
Pin No. 1 2 3 4 5
Pin No.
1
2
3
4
5
6
7
8
9
10
Function
Segment "e"
Segment "d"
Common
Segment "c"
D.P
Segment "b"
Segment "a"
Common
Segment "f"
Segment "g"
LA-601BL Series
LED displays
!Internal circuit schematic (example of common cathode)
COM
3,8
a b c d e f g
7 6 4 2 1 9 10
D.P
5
!Absolute maximum ratings (Ta=25°C)
Parameter
Red
Symbol
Orange
Green
Unit
LA-601VB / VL LA-601DB / DL LA-601MB / ML
Power dissipation
PD
480
480
480
mW
Power dissipation
PD / seg
60
60
60
mW
Forward current
IF
Peak forward current
IFP
20
60∗
20
60∗
20
60∗
mA
Reverse voltage
VR
5
5
5
V
mA
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
Min.
VF
Forward voltage
IF=10mA
−
Green
Orange
Red
Symbol Conditions
Typ. Max. Min.
2.0
2.8
−
Typ. Max. Min.
2.0
2.8
−
Typ. Max.
2.1
2.8
Unit
V
Reverse current
IR
VR=3V
−
−
100
−
−
100
−
−
100
µA
Peak wavelength
λP
IF=10mA
−
650
−
−
610
−
−
563
−
nm
Spectral line half
width
∆λ
IF=10mA
−
40
−
−
40
−
−
40
−
nm
Not designed for radiation resistance.
!Luminous intensity
λP
Color
Red
650
Type
LA-601VB
Min.
Typ.
Max.
Unit
3.6
10
−
mcd
3.6
10
−
mcd
5.6
16
−
mcd
LA-601VL
Orange
610
LA-601DB
LA-601DL
Green
563
LA-601MB
LA-601ML
Note : Measured at IF=10mA