L8958 Datasheet, PDF (1/2 Pages) Hamamatsu Corporation – High output power: 1.5 mW,pigtail type

LASER DIODE
Laser diode
L8958 series
High output power: 1.5 mW, pigtail type
L8958-11
Features
l High output power: 1.5 mW
l High-speed response: 1.25 Gbps Max.
l 1.3 µm FP (Fabry-perot) laser
Applications
l Optical fiber communications
I Absolute maximum ratings (Ta=25 °C)
Parameter
Symbol
Note
Forward current (laser diode)
Operating temperature
Storage temperature
* No condensation
IF Max
Topr
Tstg
Duty ratio 50 %
*
*
Value
Ith + 14 (CW)
Ith + 28 (pulse)
-20 to +70
-40 to +70
I Electrical and optical characteristics (Ta=25 °C, I.=Ith+ 10 mA, unless otherwise noted)
Parameter
Symbol
Condition
Min.
Typ.
Forward voltage
VF CW
-
1.1
Threshold current
Ith
-
5
Fiber end output
PF CW
-
1.5
Peak emission wavelength
lp CW
1290
1310
Rise/fall times
tr, tf 20 to 80 %
-
250
Monitor current (photodiode)
Im CW, VRM=3.5 V
-
0.4
Dark current (photodiode)
ID
VRM=3.5 V
-
-
Max.
1.3
15
-
1330
-
-
100
I Package lineup
Configuration
-11
Package
Type
Fiber
Type
Length
Connector
Type
Dimensional outline
SC
➀
L8958
-12
-13
Coaxial
SM (9.5/125) f0.9
1 m +20 cm/-0 cm
FC
MU
➁
➂
Unit
mA
°C
°C
Unit
V
mA
mW
nm
ps
mA
nA
-14
LC
➃
PRELIMINARY DATA
Sep. 2002
1