Home Broadband Light Sources Superluminescent Diodes Fiber coupled superluminescent diode, 30mW @ 1550nm, QSDM-1550-30

Fiber coupled superluminescent diode, 30mW @ 1550nm, QSDM-1550-30

Fiber coupled superluminescent diode, 30mW @ 1550nm, QSDM-1550-30
Online price: $2940.00
    • High power, Broad spectral width.
    • Flat, low-rippled spectrum.
    • CW or pulsed operation, switching time 10ns.
    • Double AR coating, <0.05% reflectance.
    • Single mode fiber pigtail (Corning SMF-28, NA=0.14, MFD=8.2um).
    • Optional FC/APC connector
    • Applications: Sensing, Measurements, Coherence tomography.
Details
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Specifications

Test conditions: CW operation, chip temperature 25°C
Parameters Symb. Min. Typ. Max. Unit
Optical power from pigtail Pout 25 30   mW
Center wavelength λm 1530 1550 1570 nm
Spectral bandwidth @ -3dB Δλ 30 40   nm
Spectrum ripples*     0.2 0.35 dB
Polarization Extinction Ratio with PM fiber** PER 13 15   dB
Case operating temperature Tcase 0   65 °C
Operating current Iop   700 900 mA
Forward voltage Vf   1.4 1.8 V

* RMS in 1nm range at ASE maximum, 10pm resolution

**PM fiber coupeld LD only

 

ABSOLUTE MAXIMUM RATINGS
Parameters Min. Max. Unit
SLD reverse voltage - 0 V
Thermo Electric Cooler current - 1.5 A
Thermo Electric Cooler voltage - 3.5 V
Fiber bend radius 4 - cm
Chip operating temperature range 5 40 °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

Spectrum

Pin Configuration

Pin Configuration

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Spectrum
Pin Configuration
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