PGT20405

PGT 204 05 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 -2 dBm output power Multisourced footprint Applications SDH STM-64 LH SONET OC-192 LR Description The laser module, intended for OC-192/STM-64 applications, consists of a DFB laser with integrated absorption modulator mounted in a high frequency package which includes an isolator. 1 PGT 204 05 7 10k 1 TEC 8 TOP VIEW Figure 1. Block diagram 20.83 4.5 0.2 Pin Description 1. Thermistor 2. Thermistor 3. Laser DC bias (+) 4. Monitor (-) 5. Monitor (+) 6. TEC (+) 7. TEC (-) 8. EA modulation (-) 5.0 8.2 5.1 5.8 1.0 26.4 30.0 5.0 Pin 8 12.02 8.89 12.7 ø3.0 4xø2.6 14.0 Min. 10 Pin 1 7.3 7x0.5 6x2.54 Pin 7 Figure 2. Pin description 2 PGT 204 05 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 BOL 2.5 VPP @ 1000 ps/nm disp. λL Pout ER SMSR 1530 -2 10 35 30 1565 1.5 nm dBm dB dB dB dB Electrical Characteristics Parameter Conditions Symbol Min Typ Max Unit Operating current Threshold current Forward voltage Reflection, S11 Small signal modulation bandwidth Rise/fall time Monitor dar...