Home Broadband Light Sources Superluminescent Diodes Fiber coupled superluminescent diode, 4mW @ 1250nm, QSDMI-1250-4
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Fiber coupled superluminescent diode, 4mW @ 1250nm, QSDMI-1250-4

Fiber coupled superluminescent diode, 4mW @ 1250nm, QSDMI-1250-4
Specifications Spectrum Pin Configuration
Online price: $3100.00
    • Ultra broadband emission spectrum, centered at 1240-1260nm
    • Butterfly package with built-in TEC, thermistor, and monitor photodiode (optional)
    • RoHS compliant
    • Single mode fiber pigtail Corning HI1060, NA=0.14, MFD=5.9um@980nm, 6.2um@1060nm
    • Optional PM980 fiber NA=0.12, MFD=6.6um@1060nm
    • Applications: Fiber sensors, instrumentation, spectroscopy                  
Details
Weight 0.10 lbs
Lead time 6-7 weeks ARO
 
Options
Fiber, Connector
Quantity:

Specifications

Test conditions: CW operation, chip temperature 25°C
Parameters Symb. Min. Typ. Max. Unit
Optical power from pigtail Pout 3 4   mW
Center wavelength λm 1240 1250 1260 nm
Spectral bandwidth @ -3dB Δλ 90 110   nm
Amplitude of spectrum dip     6 10 dB
Spectrum ripples     0.05 0.1 dB
Polarization Extinction Ratio with PM fiber PER 15 20   dB
Case operating temperature Tcase 10   50 °C
Operating current Iop   800 900 mA
Forward voltage Vf   1.6 1.9 V
* RMS in 1nm range at ASE maximum, 10pm resolution

 

ABSOLUTE MAXIMUM RATINGS
Parameters Min. Max. Unit
SLD reverse voltage - 2 V
SLD CW forward current  - Iop+300 mA
Thermo Electric Cooler current - 3 A
Thermo Electric Cooler voltage - 4 V
Fiber bend radius 3 - cm
Chip operating temperature range 5 40 °C
Case operating temperature range 0 70 °C
Storage temperature range -40 85 °C

 

THERMISTOR SPECIFICATION
Parameters Value Unit
Thermistor type NTC -
Resistance @25°C 10 ± 0.1  kOhm
Beta 0-50°C 3375±1%  K

 

Spectrum

Pin Configuration

Dimensions are in mm.

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