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VCSEL Gas Analysis
1392 nm VCSEL Key Features
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1392 nm VCSEL for H2O detection
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Operating temperature: -20 to +70 °C (max.)
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Wide tunability and wavelength accuracy
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Fast performance for current modulation
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Cooled and un-cooled versions available
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Various packaging options (TO, pigtail, hermetically sealed, etc.)
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Low power dissipation and low threshold voltage and current
1392 nm Laser Specifications
Parameter
Condition
Symbol
Units
Min.
Max.
Ratings
Target Wavelength
Vacuum
λ0
nm
1392
Current at Target Wavelength
, To=Tλ0
a
c
Iλ0
mA
2
8
Temperatrure at Target Wavelength
, Io=Tλ0
a
d
Tλ0
°C
15
35
Optical Power at Target Wavelenth
, To=Tλ0
a
c
, Io=Ic0
d
Pλ0
mW
0.2
3.0
Maximum Optical Power
c
d
To=20°C , Io=Imax
Pmax
mW
0.4
3.5
Threshold Current
Ith
mA
0.1
3.0
To=Tλ0
c
Operating Voltage @ Pmax
Vmax
V
2.1
To=20°C , Io=Imax
c
d
Current Tuning Coefficient
Δλ/ΔI
nm/mA
0.2
0.9
To=Tλ0 , Io=Iλ0 , f=0 Hz
c
d
b
Temperature Tuning Coefficient
Δλ/ΔT
nm/K
0.08
0.2
To=Tλ0
, Io=Iλ0
d
c
Slope Efficiency
ΔP/ΔI
mW/mA
0.05
0.5
To=Tλ0
, Io=Iλ0
d
c
SMSR at Target Wavelength
SMSR
dB
25
transverse and polarisation modes
, Io=Iλ0
To=Tλ0
c
d
Note a: Target wavelength λ=λ0
Note b: Higher modulation frequency will decrease tuning range, change <10% with f<10KHz
Note c: To: Submount temperature
Note d: Io: Laser operating current
Spec_1392_V2.1.0
LIV Curve
Example data of 1392 nm VCSEL
Example data of 1392 nm VCSEL
Package Options
Package Versions
Description
Ordering Information
SE-R4
TO-46 with protective ring, uncooled
VL-1392-1-SE-R4
SE-T4
TO-46, uncooled
VL-1392-1-SE-T4
SE-A4
TO-46 with angled cap, AR coated window, uncooled
VL-1392-1-SE-A4
SQ-R5
TO-39 with protective ring, TEC/Thermistor
VL-1392-1-SQ-R5
SQ-T5
TO-39, TEC/Thermistor
VL-1392-1-SQ-T5
SQ-A5
TO-39 with cap, AR coated window, TEC/Thermistor
VL-1392-1-SQ-A5
SE-H41
TO-46, SSMF pigtail with FC/APC, uncooled
VL-1392-1-SE-H41
ST-H41
TO-46, SSMF Pigtail with FC/APC, TEC/Thermistor
VL-1392-1-ST-H41
ST-A4
TO-46 with angled cap, AR coated window, TEC/Thermistor
VL-1392-1-ST-A4
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