Siemens STL81005H, STL81004H, STL81005A, STL81004A Datasheet
1550 nm Laser in Coaxial Package with SM-Pigtail,
Values
40 … + 85
40 … + 85
260
Low Power
STL 81004X
STL 81005X
• Designed for application in fiber-optic networks
• Laser diode with Multi-Quantum Well structure
• Suitable for bit rates up to 1 Gbit/s
• Ternary photodiode at rear mirror for monitoring and
control of radiant power
• Hermetically sealed subcomponent, similar to TO 18
• SM Pigtail with optional flange
Type Ordering Code Connector/Flange
STL 81004H Q62702-Pxxxx FC / without flange
STL 81004A Q62702-Pxxxx DIN / without flange
STL 81005H Q62702-Pxxxx FC / with flange
STL 81005A Q62702-Pxxxx DIN / with flange
Component with other connector types on request.
Maximum Ratings
Output power ratings refer to the SM fiber output. The operating temperature of the
submount is identical to the case temperature.
Parameter Symbol
Module
Operating temperature range at case T
Storage temperature range T
Soldering temperature
t
= 10 s, 2 mm distance from bottom edge of
max
case
C
stg
T
S
−
−
Unit
°C
°C
°C
Semiconductor Group 1 02.95
Maximum Ratings (cont’d)
Values
120
1
2
10
Values
> 0.4
1510 … 1590
λ
< 5
8 … 60
< 1.5
< 10
8 … 60
< 8
< 1
< 500
100 … 1000
STL 81004X
STL 81005X
Parameter Symbol
Laser Diode
Direct forward current I
Radiant power CW Φ
Reverse voltage V
F max
e
R max
Monitor Diode
Reverse voltage V
R max
Characteristics
All optical data refer to a coupled 10/125 µm SM fiber, TC = 25 °C.
Parameter Symbol
Laser Diode
Unit
mA
mW
V
V
Unit
Optical output power Φ
Emission wavelength center of range
e
λ
Φe = 0.2 mW
Spectral bandwidth Φe = 0.2 mW (RMS) ∆
Threshold current (− 40 … + 85 °C) I
Forward voltage Φe = 0.2 mW V
Radiant power at threshold Φ
th
F
eth
Slope efficiency η
Differential series resistance r
S
Rise time/fall time tR, t
Monitor Diode
Dark current, VR = 5 V, Φe = 0 I
R
mW
nm
nm
mA
V
µW
mW/A
Ω
F
ns
nA
Photocurrent, Φe = 0.2 mW I
Semiconductor Group 2
P
µA
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