MITSUBISHI (OPTICAL DEVICES) TENTATIVE FU-68SDF-V810MxxxB 1.58 µm (L-Band) DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL (WAVELENGTH SELECTED, BIAS CIRCUIT INTEGRATED, DIGITAL APPLICATION) DESCRIPTION Module type FU-68SDF-V810MxxB is a 1.58µm (L-Band) DFB-LD module with single-mode optical fiber. This module is suitable to a directly modulated light source for use in 2.5Gb/s digital optical communication systems. This module is prepared to expand the wavelength channels into L-Band for Dense-WDM transmission. FEATURES l Multi quantum wells (MQW) DFB Laser Diode module l Input impedance is 25Ω l Emission wavelength is in 1.58µm band l High-speed response l Built-in optical isolator l Built-in thermal electric cooler l Butterfly package l With photodiode for optical output monitor APPLICATION High speed transmission systems (~2.5Gb/s) Dense-WDM systems OPTION l Wavelength option: 1565nm~1625nm are available ABSOLUTE MAXIMUM RATINGS (Tld=Tset) Parameter Symbol Conditions Rating Unit Laser diode Optical output Pf CW 15 mW power Forward current If CW 150 mA Reverse voltage Vrl 2 V Photodiode Reverse voltage Vrd 20 V Forward current Ifd 2 mA ThermoCooler current Ipe 1.3 A electric cooler Cooler voltage Vpe 3.1 V (Note) Operating case temperature Tc -20 ~ 70 °C Storage temperature Tstg -40 ~ 85 °C Note) Even if the thermo-electric cooler (TEC) is operated within the rated conditions, uncontrolled current loading or operation without heatsink may easily damage the module by exceeding the storage temperature range. Thermistor resistance should be properly monitored by the feedback circuit during TEC operation to avoid the catastrophic damage. MITSUBISHI (OPTICAL DEVICES) FU-68SDF-V810MxxxB TENTATIVE 1.58 µm (L-Band) DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL (WAVELENGTH SELECTED, BIAS CIRCUIT INTEGRATED, DIGITAL APPLICATION) ELECTRICAL/OPTICAL CHARACTERISTICS (Tld=Tset, Tc=25°C unless otherwise noted) Parameter Symbol Test Conditions Limits Min. Typ. Threshold current Ith CW 10 Optical output power Pth CW, If=Ith at threshold current Operating current Iop CW, Pf=10mW 50 Operating voltage Vop CW, Pf=10mW 1.3 Input impedance Zin Pf=10mW 25 (Note 1) (Note 2) Light-emission central λc wavelength -1 Central wavelength drift with ∆λc/∆Tc Tc=-20~70°C case temp. Laser operating temperature Tset 20 Spectral width (Note 1), -20dB 0.2 ∆λ Side mode suppression ratio Sr (Note 1) 33 40 Dispersion penalty Pp (Note 1), at 10-10 BER, +1800ps/nm Cutoff frequency fc Pf=10mW 3.5 (-1.5dB optical) Rise and fall time tr, tf (Note 1) (10~90%) Relative intensity noise Nr CW, Pf=10mW, -155 0.5~3GHz Tracking error Er Tc=-20~70°C, (Note 3) APC, ATC Differential efficiency CW, Pf=10mW 0.15 0.25 η Linearity ∆η Unit Max. 25 150 mA µW 95 1.8 - mA V Ω nm 0 pm/°C 35 0.4 2 °C nm dB dB - GHz 150 psec -145 dB/Hz 0.5 dB 0.35 mW/ mA % CW, Pf=1~12mW, -20 20 (Note 4) Monitor current Imon CW, Pf=10mW, Vrd=5V 0.2 3 Optical isolation Iso Tc=25°C 35 23 Tc=-20~70°C Dark current (PD) Id 0.1 Vrd=5V, Tc=-20~70°C Capacitance (PD) Ct Vrd=5V, f=1MHz 10 23 Note 1) 2.48832Gb/s NRZ, 2 -1, Pf_ave=5mW, Extinction ratio 10dB, optical return loss of the connectors should be greater than 40dB in order to ensure the specified performance. Note 2) See Table 1. Note 3) Er=max|10×log(Pf / Pf@25°C)| Note 4) Variation of the differential efficiency from the straight line between 1mW and 10mW. mA dB µA pF MITSUBISHI (OPTICAL DEVICES) TENTATIVE FU-68SDF-V810MxxxB 1.58 µm (L-Band) DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL (WAVELENGTH SELECTED, BIAS CIRCUIT INTEGRATED, DIGITAL APPLICATION) THERMAL CHARACTERISTICS (Tld=Tset, Tc=-20~70°C) Parameter Symbol Test Conditions Thermistor resistance B constant of Rth Cooling capacity Cooler current Rth B ∆T Ipe Cooler voltage Vpe FIBER PIGTAIL SPECIFICATIONS Parameter Type Mode field diameter Cladding diameter Secondary coating outer diameter Connector Optical return loss of connector Tld=25°C Pf=10mW, Tc=70°C Pf=10mW, Tc=70°C, Tld=Tset Pf=10mW, Tc=70°C, Tld=Tset Limits SM 9.5+/-1 125+/-2 0.9+/-0.1 FC/PC 40 (min) Min. 9.5 50 - Limits Typ. 10 3950 0.6 Max. 10.5 1 Unit kΩ K °C A - 1.2 2 V Unit µm µm mm dB DOCUMENTATION (Tld=Tset) • Fiber output power vs. Laser forward current at Tld=Tset and Tc=-20,25,70°C • BER curves at 2.48832Gb/s modulation • Threshold current (Ith) • Laser forward current (Iop) at Pf=10mW • Laser forward voltage (Vop) at Pf=10mW • Laser operating temperature (Tset) at λc (Note 5) • Monitor current (Imon) at Pf=10mW • Thermistor resistance (Rth) • Cooler current (Ipe) at Pf=10mW and Tc=70°C • Cooler voltage (Vpe) at Pf=10mW and Tc=70°C Note 5) Tset is attached as a reference data. Rth should be used in order to tune the wavelength to the specified value accurately. MITSUBISHI (OPTICAL DEVICES) TENTATIVE FU-68SDF-V810MxxxB 1.58 µm (L-Band) DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL (WAVELENGTH SELECTED, BIAS CIRCUIT INTEGRATED, DIGITAL APPLICATION) Table 1. Type number Type number λc (nm) FU-68SDF-V810M103B 1567.13 FU-68SDF-V810M139B FU-68SDF-V810M104B 1567.54 FU-68SDF-V810M140B FU-68SDF-V810M105B 1567.95 FU-68SDF-V810M141B FU-68SDF-V810M106B 1568.36 FU-68SDF-V810M142B FU-68SDF-V810M107B 1568.77 FU-68SDF-V810M143B FU-68SDF-V810M108B 1569.18 FU-68SDF-V810M144B FU-68SDF-V810M109B 1569.59 FU-68SDF-V810M145B FU-68SDF-V810M110B 1570.01 FU-68SDF-V810M146B FU-68SDF-V810M111B 1570.42 FU-68SDF-V810M147B FU-68SDF-V810M112B 1570.83 FU-68SDF-V810M148B FU-68SDF-V810M113B 1571.24 FU-68SDF-V810M149B FU-68SDF-V810M114B 1571.65 FU-68SDF-V810M150B FU-68SDF-V810M115B 1572.06 FU-68SDF-V810M151B FU-68SDF-V810M116B 1572.48 FU-68SDF-V810M152B FU-68SDF-V810M117B 1572.89 FU-68SDF-V810M153B FU-68SDF-V810M118B 1573.30 FU-68SDF-V810M154B FU-68SDF-V810M119B 1573.71 FU-68SDF-V810M155B FU-68SDF-V810M120B 1574.13 FU-68SDF-V810M156B FU-68SDF-V810M121B 1574.54 FU-68SDF-V810M157B FU-68SDF-V810M122B 1574.95 FU-68SDF-V810M158B FU-68SDF-V810M123B 1575.37 FU-68SDF-V810M159B FU-68SDF-V810M124B 1575.78 FU-68SDF-V810M160B FU-68SDF-V810M125B 1576.20 FU-68SDF-V810M161B FU-68SDF-V810M126B 1576.61 FU-68SDF-V810M162B FU-68SDF-V810M127B 1577.03 FU-68SDF-V810M163B FU-68SDF-V810M128B 1577.44 FU-68SDF-V810M164B FU-68SDF-V810M129B 1577.86 FU-68SDF-V810M165B FU-68SDF-V810M130B 1578.27 FU-68SDF-V810M166B FU-68SDF-V810M131B 1578.69 FU-68SDF-V810M167B FU-68SDF-V810M132B 1579.10 FU-68SDF-V810M168B FU-68SDF-V810M133B 1579.52 FU-68SDF-V810M169B FU-68SDF-V810M134B 1579.93 FU-68SDF-V810M170B FU-68SDF-V810M135B 1580.35 FU-68SDF-V810M171B FU-68SDF-V810M136B 1580.77 FU-68SDF-V810M172B FU-68SDF-V810M137B 1581.18 FU-68SDF-V810M173B FU-68SDF-V810M138B 1581.60 FU-68SDF-V810M174B All wavelengths are referred to vacuum. Tolerance is λc+/-0.05nm. λc (nm) 1582.02 1582.44 1582.85 1583.27 1583.69 1584.11 1584.53 1584.95 1585.36 1585.78 1586.20 1586.62 1587.04 1587.46 1587.88 1588.30 1588.73 1589.15 1589.57 1589.99 1590.41 1590.83 1591.26 1591.68 1592.10 1592.52 1592.95 1593.37 1593.79 1594.22 1594.64 1595.06 1595.49 1595.91 1596.34 1596.76 Type number FU-68SDF-V810M175B FU-68SDF-V810M176B FU-68SDF-V810M177B FU-68SDF-V810M178B FU-68SDF-V810M179B FU-68SDF-V810M180B FU-68SDF-V810M181B FU-68SDF-V810M182B FU-68SDF-V810M183B FU-68SDF-V810M184B FU-68SDF-V810M185B FU-68SDF-V810M186B FU-68SDF-V810M187B FU-68SDF-V810M188B FU-68SDF-V810M189B FU-68SDF-V810M190B FU-68SDF-V810M191B FU-68SDF-V810M192B FU-68SDF-V810M193B FU-68SDF-V810M194B FU-68SDF-V810M195B FU-68SDF-V810M196B FU-68SDF-V810M197B FU-68SDF-V810M198B FU-68SDF-V810M199B FU-68SDF-V810M200B FU-68SDF-V810M201B FU-68SDF-V810M202B FU-68SDF-V810M203B FU-68SDF-V810M204B FU-68SDF-V810M205B FU-68SDF-V810M206B FU-68SDF-V810M207B FU-68SDF-V810M208B FU-68SDF-V810M209B λc (nm) 1597.19 1597.62 1598.04 1598.47 1598.89 1599.32 1599.75 1600.17 1600.60 1601.03 1601.46 1601.88 1602.31 1602.74 1603.17 1603.60 1604.03 1604.46 1604.88 1605.31 1605.74 1606.17 1606.60 1607.04 1607.47 1607.90 1608.33 1608.76 1609.19 1609.62 1610.06 1610.49 1610.92 1611.35 1611.79 MITSUBISHI (OPTICAL DEVICES) TENTATIVE FU-68SDF-V810MxxxB 1.58 µm (L-Band) DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL (WAVELENGTH SELECTED, BIAS CIRCUIT INTEGRATED, DIGITAL APPLICATION) OUTLINE DIAGRAM (Unit : mm) 28.4 FU-68SDF-V810MxxxB