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參數(shù)資料
| 型號(hào)： | L8245 |
| 廠商： | Hamamatsu Photonics |
| 英文描述： | Peak emission wavelength: 1.65 レm |
| 中文描述： | 峰值發(fā)射波長(zhǎng)：1.65レ米 |
| 文件頁(yè)數(shù)： | 1/2頁(yè) |
| 文件大小： | 106K |
| 代理商： | L8245 |
L8245 is a long-wavelength infrared LED using an InGaAs chip. The peak emission occurs at a wavelength near the methane gas absorption
band, making L8245 ideal for a light source for methane gas detection.
Features
l
Peak emission wavelength: 1.65 μm
l
High radiant output
Applications
l
Light source for methane gas detection
L E D
Infrared LED
L8245
Peak emission wavelength: 1.65 μm
I
Absolute maximum ratings (Ta=25
°
C, unless otherwise noted)
Parameter
Reverse voltage
Forward current
Forward current decrease rate
Symbol
V
R
Max.
I
F
-
Condition
Value
1
80
1.1
Unit
V
mA
mA/°C
Pulse forward current
I
FP
Pulse width=10 μs
Duty ratio=1 %
1.0
A
Pulse forward current decrease rate
Power dissipation
Operating temperature
Storage temperature
*1: Guaranteed to resist temperature cycle test of up to 5 cycles.
-
P
13
150
mA/°C
mW
°
C
°
C
Topr
Tstg
-30 to +85
-40 to +100 *
1
I
Electrical and optical characteristics (Ta=25
°
C)
Parameter
Peak emission wavelength
Spectral half width
Radiant flux
Forward voltage
Reverse current
Cut-off frequency
*2: Frequency at which the optical output decreases by -3 dB versus a reference output level at 100 kHz.
Symbol
λ
p
λ
φ
e
V
F
I
R
fc
Condition
Min.
1.6
-
0.5
-
-
1
Typ.
1.65
130
0.8
1.0
-
3
Max.
1.7
-
-
1.5
10
-
Unit
μm
nm
mW
V
μA
MHz
I
F
=50 mA
I
F
=50 mA
I
F
=50 mA
I
F
=50 mA
V
R
=1 V
I
F
=50 mA±10 mAp-p, *
2
1
L8245 may be damaged or performance may deteriorate due to static electricity, so use caution when handling.
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