Home Fiber Coupled Laser Diodes Wavelength Stabilized Laser Diodes Wavelength stabilized single mode fiber coupled laser diode 20mW @ 1580nm, QDFBLD-1580-20

Wavelength stabilized single mode fiber coupled laser diode 20mW @ 1580nm, QDFBLD-1580-20

Wavelength stabilized single mode fiber coupled laser diode 20mW @ 1580nm, QDFBLD-1580-20
List price: $1300.00
Online price: $1190.00
  • DFB wavelength stabilized single mode laser.
  • CW or pulsed operation.
  • Low threshold current and high slope efficiency
  • Operating temperature range -40 oC to +50oC.
  • Wavelength/temperature coefficient 0.1nm/oC
  • Wavelength/current coefficient 2-4pm/mA
  • Built-in optical isolator, monitor photodiode, thermo-electric cooler and thermistor.
  • Polarization maintaining (PM) fiber pigtail (Corning PM1550, MFD=10.5+/-1um).
  • Optional FC/PC or FC/APC connector.
Details
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Specifications

Test conditions: temperature 25oC, CW operation

Parameter

Symbol

Min

Typ

Max

Unit

Output power from pigtail

Pf

15

20

 

 mW

Wavelength

l

1570

1580

1590

nm

Wavelength temperature tunability

-

 

0.1

 

nm/oC

Spectral width (FWHM)

Dl

 

1

 

MHz

Forward current

If

 

110

160

 mA

Threshold current

Ith

 

20

40

mA

Forward voltage

Vf

 

1.5

2.0

V

Rise time in pulse mode

tr

 

 

0.5

ns

Monitor current @ VrPD=5V

Im

0.05

 

 

mA

TEC current @  DT = 50oC

ITEC

 

 

1.8

A

TEC voltage @ DT = 50oC

VTEC

 

 

2.8

V

Thermistor B constant

 

 

3900

 

K

Thermistor resistance

 

9.5

10.0

10.5

kOhm

Storage temperature

Tstg

-40

 

85

oC

Operating case temperature

Tc

0

 

70

oC

PD reverse voltage

VrPD

 

5

15

V

Lead soldering temperature @ 10s

-

 

 

260

oC

 

Spectrum

Spectrum

Pin Configuration

Pin Configuration

Additional information

  • Wavelength selection available. Visit Special Selection category for online selection from stock or contact us for more options.
  • Key-aligned connector will has its key aligned to slow axis of the PM fiber and the direction of polarization of the laser output. For connector not specified to be key aligned, the key will be in arbitrary angle with the polarization of the laser output
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    Pin Configuration
    Product PDF
    Spectrum
    Specifications
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