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L10660_15 Datasheet, PDF (1/4 Pages) Hamamatsu Corporation – Infrared LED
Infrared LED
L10660 series
Peak emission wavelength: 1.45 μm
The L10660 series is a high-power LED that emits infrared light at a peak wavelength of 1.45 μm. The LED is suitable for ap-
plications requiring use of infrared emitters with InGaAs photodiode.
Features
Peak emission wavelength: 1.45 μm
High radiant output power
Applications
Light source for moisture meter
Light source for foreign object screening
Absolute maximum ratings (Ta=25 °C, unless otherwise noted)
Parameter
Symbol
Condition
Value
Unit
Reverse voltage
VR
Forward current
IF
Forward current decrease rate - Ta > 25 °C
1
V
80
mA
1.1
mA/°C
Pulse forward current
Pulse forward current
decrease rate
Power dissipation
Operating temperature
Storage temperature
IFP
Pulse width=10 μs
Duty ratio=1%
- Ta > 25 °C
P
Topr
Tstg
1.0
13
150
-30 to +85
-40 to +100
A
mA/°C
mW
°C
°C
Note: Exceeding the absolute maximum ratings even momentarily may cause a drop in product quality. Always be sure to use the
product within the absolute maximum ratings.
Electrical and optical characteristics (Ta=25 °C)
Parameter
Symbol
Condition
L10660
Min. Typ. Max.
L10660-01
Min. Typ. Max.
Unit
Peak emission wavelength
λp IF=50 mA
1.4
1.45
1.5
1.4
1.45
1.5
μm
Spectral half width (FWHM)
Δλ IF=50 mA
-
120
170
-
120
170
nm
Radiant flux
φe IF=50 mA
1.8
2.4
-
2.0
2.8
-
mW
Forward voltage
VF IF=50 mA
-
1.0
1.5
-
1.0
1.5
V
Reverse current
Cut-off frequency *
IR VR=1 V
-
-
10
-
-
10
μA
fc IF=50 mA ± 10 mAp-p
10
15
-
10
15
-
MHz
* Frequency at which the light output drops by -3 dB based on light output at 100 kHz.
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