SINGLE MODE LASER DIODES
Fabry-Perot Laser
General Product Information
Product 808 nm Fabry-Perot Laser with hermetic Butterfly Package
Monitor Diode, Thermoelectric Cooler and Thermistor
Beam Collimation
RoHS compliant
Application
Metrology
Absolute Maximum Ratings
Parameter
Symbol
Unit
min
typ
max
Measurement Conditions / Comments
Storage Temperature
TS
°C
-40
85
Stress in excess of one of the Absolute Maximum Ratings can cause permanent damage to the device. Do not exceed the maximum optical output power or maximum forward current, whichever occurs first.
Operational Temperature at Case
TC °C -20 75 Operational Temperature at Laser Chip
TLD
°C
10
40
Forward Current
IF
A
1.6
Reverse Voltage
VR
V
2
Output Power
Popt
mW
900
TEC Current
ITEC
A
1.5
TEC Voltage
VTEC
V
5.5
Recommended Operational Conditions
Parameter
Symbol
Unit
min
typ
max
Operational Temperature at Case
TC
°C
0
40
Operational Temperature at Laser Chip
TLD
°C
20
25
30
Forward Current
IF
A
1.0
1.5
Output Power
Popt
mW
800
Characteristics at TLD = 25° C at Begin Of Life
Parameter
Symbol
Unit
min
typ
max
Measurement Conditions / Comments
Center Wavelength
λC
nm
796
808
816
Spectral Width (FWHM)
Δλ
nm
1
3
Popt = 800 mW, multi mode emission
Temperature Coefficient of Wavelength
dl / dT
nm / K
0.28
Threshold Current
Ith
A
0.3
Output Power @ IF = 1.5 A
Popt
mW
800
Characteristics at TLD = 25° C at Begin Of Life
Parameter
Symbol
Unit
min
typ
max
Measurement Conditions / Comments
Divergence parallel (1/e2)
Θ∥
°
0.1
0.15
full angle, parallel to base plate
Divergence perpendicular (1/e2)
Θ⊥
°
0.1
0.15
full angle, perpendicular to base plate
Divergence Ratio
Θ⊥ / Θ∥
0.66
1.5
Beam Diameter parallel (1/e2)
d∥
mm
1
1.5
parallel to base plate
Beam Diameter perpendicular (1/e2)
d⊥
mm
1
1.5
perpendicular to base plate
Aspect Ratio of Beam Diameters
d∥/ d⊥
0.66
1.5
Beam propagation factor
M2
1.2
1.5
Polarization Extinction Ratio
DOP
%
90
E field perpendicular to base plate
Monitor Diode
Parameter
Symbol
Unit
min
typ
max
Measurement Conditions / Comments
Monitor Detector Responsivity
Imon
μA
10
1000
UR = 5 V; Popt = 800 mW
Thermoelectric Cooler
Parameter
Symbol
Unit
min
typ
max
Measurement Conditions / Comments
Current
ITEC
A
0.3
0.9
1.5
Popt = 800 mW, ΔT = 30 K
Voltage
UTEC
V
1.0
4
5.5
Popt = 800 mW,ΔT = 30 K
Power Dissipation (total loss at case)
Ploss
Ω
1.8
2.1
2.5
Popt = 800 mW, ΔT = 30 K
Temperature Difference
ΔT
K
30
Popt = 800 mW, ΔT = I Tcase - TLD I
Thermistor (Standard NTC Type)
Parameter
Symbol
Unit
min
typ
max
Measurement Conditions / Comments
Resistance
R
kΩ
10
T = 25° C
Beta Coefficient
β
3892
R1 / R2 = e b (1/T1 - 1/T2) at T = 0° … 50° C
Steinhart & Hart Coefficient
A
1.1293 x 10-3
1/T = A + B(ln R) + C(ln R)3
Steinhart & Hart Coefficient
B
2.3410 x 10-4
T: temperature in Kelvin
Steinhart & Hart Coefficient
C
8.7755 x 10-8
R: resistance at T im Ohm
Package Dimensions
Parameter
Symbol
Unit
min
typ
max
Height of Emission Plane
hEP
mm
4.9
Package Pinout
1 Thermoelectric Cooler (+)
14 Thermoelectric Cooler (-)
2 not connected
13 Case
3 not connected
12 not connected
4 not connected
11 Laser Diode (Cathode)
5 not connected
10 Laser Diode (Anode)
6 Thermistor
9 Photodiode (Anode)
7 Thermistor
8 Photodiode (Cathode)
Package Drawings
商品属性 [波长] 808nm [功率] 800mW