LED
Infrared LED
L2656 series
High power GaAlAs infrared LED
Features
Applications
l
High radiant output power
l
High reliability
l
Optical switch
l
Automatic control system
s
Absolute maximum ratings (Ta=25
°C)
Parameter
Forward current
Reverse voltage
Symbol
I
F
V
R
I
FP
Topr
Tstg
Condition
Pulse forward current
Operating temperature
Storage temperature
Pulse width=10 µs
Duty ratio=1 %
Value
80
5
1.0
-30 to +85
-40 to +100 *
Unit
mA
V
A
°C
°C
* Guaranteed to resist temperature cycle test of up to 5 cycles.
s
Electrical and optical characteristics (Ta=25
°C)
Parameter
Peak emission wavelength
Spectral half width
Forward voltage
Pulse forward voltage
Reverse current
Radiant flux
Radiant illuminance
Rise time
Fall time
Symbol
λp
∆λ
V
F
V
FP
I
R
φe
P
E
tr
tf
Condition
I
F
=50 mA
I
F
=50 mA
I
F
=50 mA
I
F
=1 A
V
R
=5 V
I
F
=50 mA
I
F
=50 mA
I
F
=50 mA, 10 to 90 %
I
F
=50 mA, 90 to 10 %
Min.
870
-
-
-
-
13
-
-
-
L2656
Typ.
890
50
1.45
3.4
-
15
1.7
0.45
0.45
Max.
920
-
1.6
4.0
5
-
-
0.7
0.7
Min.
870
-
-
-
-
7.5
-
-
-
L2656-03
Typ.
Max.
890
920
50
-
1.45
1.6
3.4
4.0
-
5
9
-
4.4
-
0.45
0.7
0.45
0.7
Unit
nm
nm
V
V
µA
mW
mW/cm
2
µs
µs
HAMAMATSU [ HAMAMATSU CORPORATION ]
