DFB/EA Laser Module for 10 Gb/s Applications
PGT 204 06
DFB/EA Laser Module for 10 Gb/s Applications
Key Features
• 1550 nm DFB CW source monolithicly integrated wi...
Description
PGT 204 06
DFB/EA Laser Module for 10 Gb/s Applications
Key Features
1550 nm DFB CW source monolithicly integrated with an Electro Absorptionmodulator (EA) Hermetic, 7 pin butterfly package Single-mode fiber pigtail 12 GHz typical bandwidth -3 dBm output power Multisourced footprint
Applications
DWDM SDH STM-64 LH DWDM SONET OC-192 LR
Description
The laser module, intended for OC-192/STM-64 DWDM applications, consists of a DFB laser with integrated absorption modulator mounted in a high frequency package which includes an isolator. Laser wavelengths are available according to the ITU-T grid.
1
PGT 204 06
7
10k
1
TEC
8 TOP VIEW
Figure 1. Block diagram
20.83
4.5
0.2 5.0 8.2 5.8 5.1
1.0 26.4 30.0 5.0
Pin 8
12.02
8.89 ø3.0 4xø2.6
12.7
14.0
Pin Description 1. Thermistor 2. Thermistor 3. Laser DC bias (+) 4. Monitor (-) 5. Monitor (+) 6. TEC (+) 7. TEC (-) 8. EA modulation (-)
Min. 10
Pin 1
7.3 7x0.5 6x2.54
Pin 7
Figure 2. Pin description
2
PGT 204 06
Optical Characteristics
Electrical and optical characteristics at recommended operating conditions, unless otherwise noted.
Parameter Conditions Symbol Min Typ Max Unit
Wavelength Output power Extinction ratio Dispersion penalty Side mode suppr.ratio Optical isolation
ITU-T grid BOL 2.5 Vpp @ 1600 ps/nm disp.
λ POut ER SMSR
1530 -3 10 35 30
1564
2
nm dBm dB dB dB dB
Electrical Characteristics
Parameter Conditions Symbol Min Typ Max Unit
Operating current Threshold current Forward vo...
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