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参数资料
| 型号： | L9279-14 |
| 元件分类： | 光发射 |
| 英文描述： | FIBER OPTIC VCSEL EMITTER, 830-855nm, 2500Mbps, THROUGH HOLE MOUNT |
| 文件页数： | 1/2页 |
| 文件大小： | 285K |
| 代理商： | L9279-14 |
Features
l 850 nm VCSEL
l φ1.25 mm sleeve type TOSA (Transmitter Optical
Sub-Assembly)
l High-speed response: 2.5 Gbps
Applications
l Optical fiber communications
l Gigabit Ethernet
l Fiber channels
LASER
DIODE
Laser diode
TOSA type, 850 nm VCSEL, High-speed response: 2.5 Gbps
L9279-14
1
s Absolute maximum ratings (Ta=25
°C)
Parameter
Symbol
Value
Unit
Optical power
Pf Max.
0.8
mW
Forward current
IF Max.
12 (CW)
mA
Maximum reverse voltage
VR Max.
5
V
Forward current (photodiode)
IFm Max.
2
mA
Maximum reverse voltage
(photodiode)
VRm Max.
10
V
Operating temperature *
Topr
0 to +70
°C
Storage temperature *
Tstg
-40 to +85
°C
* No condensation
s Electrical and optical characteristics [Ta=25 °C, IF=Ith + 5 mA, GI fiber (50/125 m, NA=0.2), CW]
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
Forward voltage
VF
-1.8
2.2
V
Threshold current
Ith
-
1.5
3
mA
Fiber end output
Pf
0.30
0.38
-
mW
Peak emission wavelength
λp
830
845
855
nm
Spectral half width
λ
RMS
-
0.4
0.85
nm
Rise/fall times
tr, tf
20 to 80 %
Extinction ratio=10 dB
-
150
ps
Differential series resistance
Rs
-
50
-
Monitor current (photodiode)
Im
VRm=2 V
0.5
1.0
-
mA
Dark current (photodiode)
ID
Dark state, VRm=2 V
-
0.01
1
nA
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