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CQF935/808-18800

Description
Fiber Optic Emitter, Surface Mount
CategoryWireless rf/communication    Optical fiber   
File Size507KB,4 Pages
ManufacturerJDS Uniphase Corporation ( VIAVI )
Websitehttp://www.jdsu.com/index.html
Download Datasheet Parametric View All

CQF935/808-18800 Overview

Fiber Optic Emitter, Surface Mount

CQF935/808-18800 Parametric

Parameter NameAttribute value
Reach Compliance Codecompliant
Installation featuresSURFACE MOUNT
Maximum operating temperature65 °C
Minimum operating temperature
Nominal operating wavelength1594 nm
surface mountYES
Product Bulletin
50 mW 1550 nm CW DFB
Lasers with PM Fiber for
WDM Applications
CQF935/808 Series
The JDS Uniphase CQF935/808 series laser is
specifically developed for wavelength division
multiplexing (WDM) systems, where it is used as a
wavelength selected source in combination with an
external modulator, such as the LiNbO3-based
Mach-Zehnder.
Selected wavelengths comply with ITU recommen-
dations, both in range (1527.61 to 1610.06 nm)
and in channel definition, thus adhering to the 100
GHz grid (0.8 nm) relative to a frequency of 193.1
THz (i.e., a wavelength of 1552.52 nm). It is
possible to customize the wavelength spacing to a
50 GHz grid (0.4 nm).
Each laser's wavelength is accurately measured,
and the laser itself is accompanied by a datasheet
with the laser performance at the temperature T,
where the required wavelength channel is reached.
The CQF935/808 shows high side mode suppres-
sion ratios, very low relative intensity noise, and
small linewidths. It is available in a standard 14-
pin butterfly package equipped with a polarization
maintaining fiber to facilitate coupling to the
modulator, and shows superb thermal stability.
Key Features
1550 nm WDM distributed feedback laser diode
High power (> 50 mW)
Polarization maintaining fiber
Built-in thermoelectric cooler
Cooled, built-in optical isolator
1527 - 1610 nm wavelength range
0.8 nm (100 GHz) spacing
0.4 nm (50 GHz) spacing optional
Applications
Hybrid fiber-coax (HFC) networks, cable-
television (CATV) networks and metro architec-
tures where high power, low RIN, and narrow
linewidths are required
Long haul for compensation of high-loss passive
or active components
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