Home Fiber Coupled Laser Diodes Single frequency DFB laser diodes Wavelength stabilized Single mode fiber coupled laser diode, 10mW @ 785nm, QDFBLD-785-10
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Wavelength stabilized Single mode fiber coupled laser diode, 10mW @ 785nm, QDFBLD-785-10

Wavelength stabilized Single mode fiber coupled laser diode, 10mW @ 785nm, QDFBLD-785-10
Specifications Spectrum Pin Configuration Additional information
List price: $4000.00
Online price: $3590.00
    • DFB wavelength stabilized single mode laser
    • CW or pulsed operation
    • Low threshold current and high slope efficiency
    • Chip operating temperature range 5 oC to +45oC.
    • Wavelength/temperature coefficient 0.07nm/oC
    • Wavelength/current coefficient 0.001nm/oC
    • Built-in monitor photodiode, thermo-electric cooler and thermistor.
    • PM780 fiber, optional FC/APC connector.
Details
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Specifications

Test conditions: temperature 25oC, power 10mW, CW operation

Parameter

Symbol

Min

Typ

Max

Unit

Optical power from pigtail

Pf

 

 10

 

 mW

Wavelength availability

lc

784

 

786

nm
Wavelength selection tolerance        +/-1 nm

Wavelength v/s temperature coefficient

dl/dT

 

0.07

 

nm/oC
Wavelength v/s current coefficient     1   pm/mA

Spectral linewidth (FWHM)

Dl

 

1

5

 MHz
Side-mode supression ratio (SMSR)    30 45   dB
Polarization extingction ratio (PER)*   10 15   dB

Forward current

If

 

  

150

 mA

Threshold current

Ith

 

70

90

mA

Forward voltage

Vf

 

1.7

2.2

V

Rise time in pulse mode

tr

 

0.5

 

ns

Monitor current @ VrPD=5V

Im

 

0.08

 

mA

TEC current

ITEC

 

 

1.2

A
TEC voltage       4 V

Thermistor resistance @ 25oC

 

9.5

10.0

10.5

KOhm
Beta (25-85deg. C)     3435   K

Storage temperature

Tstg

-40

 

85

oC

Operating case temperature

Tc

0

 

70

oC

PD reverse voltage

VrPD

 

 

5

V

Lead soldering temperature @ 10s

-

 

 

260

oC
Fiber bending radius   3     cm
Fiber length    80   120 cm

*for PM780 coupeld devices only. 

 

Spectrum

Pin Configuration

Pin Configuration

Additional information

  • Key aligned FC/APC connector installation is applicable to PM fiber coupled diode only. The polarization is along the slow axis of the fiber. The key is aligned to the slow axis as well.  
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