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2.Product Information 1.55pm DFB LD MODULE SD3B905P Anritsu 1 VOOULE The SD3B905P is a 1.5um-band InGaAsp/inP distributed feedback (DFB) laser diodo developed as a light source for wavelength division multiplexing (WDM) optical communication It is intended for use with an external modulator, 30 26 FEATURES Single longitudinal mode oscillation • Accurate peak wavelength (inm) • Built-in optical isolator (60dB) • Built-in monitor PD • Built-in thermo-electric cooler • Polarization maintaining fiber Tਛਾਲ 0.46 4.2.2 14 B 2.54 [Unit: mm APPLICATIONS WDM light source • Optical measurement • Optical communication 15.24 20.8 20 (1000) ( 05.02 nnnnnn Package outline (Unit:mm) ABSOLUTE MAXIMUM RATINGS (T-25°C) Symbol Rungun LD forward current 100 MA LD reverse voltage V 2 V PD forward current HD 10 MA PD reverse voltage V. 15 V Operating case temperature Т. -20-165 C Storage temperature T. -20.70 C Cooler current 1c 1.5 А Load soldering condition 2500 x 10 sec. or less Min V nm OPTICAL and ELECTRICAL CHARACTERISTICS (T-25°C, T.--20-65°C) item Symbol Test condition Тур Forward voltage V, P-2.0mW 0.9 1.2 1.4 Threshold current 1 25 40 MA Optical output power PI 40mA, CW 2.0 mW Peak wavelength 3) Ap P-20 mW 2-1 2+1 2 Side mode suppression ratio SMSA P-2.0 mW 33 40 dB Spectral linewidth ΔΙ P, 2.0 mW 10 40 MHZ Tracking error AP P-2.0 mW. T.--20-650 -0.5 105 dB Monitor current P,-2.0 mW.V.-5V 50 MA PD dark current V-5V 1 Cooler voltage AT-40C1) 1.5 1.2 V V AT-4001) Cooler current 0.7 12 А Thermistor resistance R T-25C *2) 9.5 10 *1) AT-IT-T12) B constant of thermistor B-39000100K *3) peak wavelength 2-1545-1565nm (specified by 1 nm step) il bacing a) NA et 10.5 nilano bundesla Malibu