ROHM LD-101

LD-101 Series
LED displays
Flat displays
LD-101 Series
!External dimensions (Units : mm)
6.0
5.0
6.0
5.6
0.25
!Features
1) Planar emission from a single chip.
2) Thin outer casing, multiple units can be
coupled together.
(1.525)
0.5
5.0
R6.0
The LD-101 series were designed in
response to the need for small, flat displays.
These are single-chip, flat displays with high
luminance.
6.0±0.5
Cathode mark
0.5
(0.7)
0.6
Pin No.1
(0.7)
0.6
Pin No.1
2
2
(2.5)
Tolerances are ±0.1 unless otherwise noted:
!Selection guide
Emitting color
Type
Red
Orange
Yellow
Green
LD-101VR
LD-101DU∗
LD-101YY∗
LD-101MG
∗ Order-based production.
!Absolute maximum ratings (Ta = 25°C)
Parameter
Symbol
Power dissipation
PD
60
60
Forward current
IF
20
20
Peak forward
current
IFP
60∗
Reverse voltage
VR
3
Red
LD-101VR Orange LD-101DU Yellow LD-101YY
Green LD-101MG
Unit
60
75
mW
20
25
mA
60∗
60∗
60∗
mA
3
3
3
V
Operating
temperature
Topr
−25~+75
°C
Storage
temperature
Tstg
−30~+85
°C
∗ Pulse width 1ms duty 1 / 5
LD-101 Series
LED displays
! Electrical and optical characteristics (Ta = 25°C)
Parameter
Red
Symbol Conditions
VF
Forward voltage
Min.
IF = 10mA
−
Orange
Typ. Max. Min.
2.0
2.8
−
Yellow
Typ. Max. Min.
2.0
2.8
−
Green
Typ. Max. Min.
2.1
2.8
−
Typ. Max.
2.1
2.8
Unit
V
Reverse current
IR
VR = 3V
−
−
10
−
−
10
−
−
10
−
−
10
µA
Peak wavelength
λP
IF = 10mA
−
650
−
−
610
−
−
585
−
−
563
−
nm
Spectral line half
width
∆λ
IF = 10mA
−
40
−
−
40
−
−
40
−
−
40
−
nm
!Luminous intensity vs. wavelength
Axial Luminous Intensity
1.0
0.8
Yellow
Green
Red
Orange
0.6
0.4
0.2
0
500
550
600
650
700
750
Wavelength : λP (nm)
! Luminous intensity
Type
Min.
Typ.
Max.
Unit
Red
LD-101VR
0.9
2.5
−
mcd
Orange
LD-101DU
0.9
2.5
−
mcd
Yellow
LD-101YY
0.9
2.5
−
mcd
Green
LD-101MG
1.4
4.0
−
mcd
Color
Note : Measured at IF = 10mA
! Operation notes
When forming leads, the bend should be at least 2mm from the base of the package. Solder after forming the leads, and
ensure that the inside of the LED is not subjected to mechanical stress while it is hot.