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FU-68PDF-520M11B Datasheet(PDF) 3 Page - Mitsubishi Electric Semiconductor |
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FU-68PDF-520M11B Datasheet(HTML) 3 Page - Mitsubishi Electric Semiconductor |
3 / 5 page MITSUBISHI (OPTICAL DEVICES) FU-68PDF-V520MxxB 1.55 mm DFB-LD MODULE WITH POLARIZATION MAINTAINING FIBER PIGTAIL (WAVELENGTH SELECTED, BIAS CIRCUIT INTEGRATED, DIGITAL APPLICATION) THERMAL CHARACTERISTICS (Tld=Tset, Tc=-20~70 °C) Parameter Symbol Test Conditions Limits Unit Min. Typ. Max. Thermistor resistance Rth Tld=25 9.5 10 10.5 k W B constant of Rth B - - 3950 - K Cooling capacity DT Pf=20mW, Tc=70 °C 55 - - °C Pf=20mW, Tc=65 °C, Tld=Tset - 0.7 1 A Cooler current Ipe Pf=20mW, Tc=70 °C, Tld=Tset - 0.9 1.2 A Pf=20mW, Tc=65 °C, Tld=Tset - 1.4 2.3 V Cooler voltage Vpe Pf=20mW, Tc=70 °C, Tld=Tset - 2 2.6 V FIBER PIGTAIL SPECIFICATIONS Parameter Limits Unit Type PM (Note 3) - Mode field diameter 11 1 mm Cladding diameter 125 3 mm Secondary coating outer diameter 0.9 0.1 mm Polarization axis slow axis - Connector FC/PC - Optical return loss of connector 40 (min) dB Note 3) PMF - Sumitomo Panda fiber (PM-155) DOCUMENTATION (Tld=Tset) Fiber output power vs. Laser forward current at Tld=Tset and Tc=-20,25,70 °C Threshold current (Ith) Laser forward current (Iop) at Pf=20mW Laser forward voltage (Vop) at Pf=20mW Laser operating temperature (Tset) at lc (Note 4) Monitor current (Imon) at Pf=20mW Thermistor resistance (Rth) Cooler current (Ipe) at Pf=20mW and Tc=70 °C Cooler voltage (Vpe) at Pf=20mW and Tc=70 °C Note 4) Tset is attached as a reference data. Rth should be used in order to tune the wavelength to the specified value accurately. |
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