Single mode fiber coupled laser diode, 350mW @ 1240nm, QFLD-1240-350S
InAs/GaAs quantum dot laser diode
Available wavelength range 1170-1280nm
CW or pulsed operation, 1ns rise time
Wavelength/temperature coefficient 0.5nm/oC
Built-in thermoelectric cooler, thermistor, optional photodiode
Single mode HI1060 or polarization maintaining PM980 fiber pigtail
Optional FC/PC or FC/APC connectors
Specifications
Test conditions: temperature 25oC, CW operation
Parameter
Symbol
Min
Typ
Max
Unit
Output power from pigtail
Pf
350
450
mW
Range of available wavelengths
lc
1170
1280
nm
Spectral width (FWHM)
8
12
nm
Wavelength shift with temperature
0.45
0.5
0.63
nm/oC
Operating current
Iop
1050
1300
mA
Threshold current
Ith
120
180
mA
Forward voltage
Vf
1.7
1.9
V
Polarization extinction ratio
PER
15
dB
Thermoelectric cooler current
ITEC
3
A
Thermoelectric cooler current
VTEC
4
V
Chip operating temperature range
Top
5
25
40
oC
Case operating temperature range
Tc
0
25
70
oC
Storage temperature
Ts
-40
85
oC
Spectrum
Spectrum below is given for a 350mW 1240nm device. Similar performance is expected for laser diodes in 1170-1280nm range. Test conditions: CW operation, chip temperature 25°C, case on heatsink at room temperature.
Pin Configuration
商品属性 [波长] 1170-1280nm [功率] 350mW [激光器类型] FP [封装方式] Butterfly [光谱宽度] 10nm