Data Sheet FOL15DDBA-A31-*****-* / 10mW 1550nm 2.5Gbit/s Directly Modulated DFB Laser Module Date February 16, 20054 ODC-2S001E 10mW 1550nm 2.5Gbit/s Directly Modulated DFB Laser Module Applications * OC-48/STM-16 DWDM Transmission Systems Features * Low Driving Current, High Slope Efficiency * High Side Mode Suppression Ratio * Selected Wavelength According to ITU-T Grid (See Table.1) * 50GHz Spacing Available Descriptions FOL15DDBA series of DFB laser module is designed for DWDM applications with 2.5Gbit/s direct modulation. The module is housed in an industry standard hermetically sealed 14-pin butterfly package, which contains optical isolator, thermoelectric cooler, power monitor photodiode. Precise wavelength selection is available according to ITU-T grid with 50 GHz spaced wavelength allocation. Absolute Maximum Ratings Parameter Storage Temperature Operating Case Temperature LD Reverse Voltage LD Forward Current PD Reverse Voltage PD Forward Current TEC Current TEC Voltage Sym Tstg Tc VrLD IfLD VrPD IfPD Itec Vtec Min -40 -5 - Max 85 70 2 200 20 5 1.6 2.6 1/1 Unit C C V mA V mA A V Conditions - Data Sheet FOL15DDBA-A31-*****-* / 10mW 1550nm 2.5Gbit/s Directly Modulated DFB Laser Module Date November 30, 20043 ODC-2S001D Optical Characteristics (TLD=Tset, Tc=25C, unless otherwise specified) Parameter Optical Output Power Sym Pf LD Forward Current If Min 10 Typ - Max - - - 120 - - 130 Submount Temperature LD Forward Voltage Threshold Current Slope Efficiency Tset Vf Ith 20 0.10 10 0.20 35 1.8 20 0.35 Input Impedance Zin - 25 - Unit Conditions mW CW 1527.22nm~1563.86nm, mA Pf=10mW,CW,BOL*1 1564.27nm~1610.06nm, mA Pf=10mW,CW,BOL*1 C Pf=5mW,CW V Pf=10mW,CW mA BOL W/A Pf=10mW,CW Pf=5mW,CW, =1527.22~1610.06,See Table.1 Spectral Width (-20dB fullwidth) 0.4 nm <Pf>=5mW*2,2.5Gb/s NRZ Side Mode Suppression Ratio SMSR 35 45 dB Pf=5mW,CW <Pf>=5mW,2.5Gb/s NRZ, Dispersion Penalty DP 2 dB 1800ps/nm(100km) or 2880ps/nm(160km) Cut off Frequency fc 2 GHz <Pf>=5mW, -1.5dB Optical Rise and Fall Time (10-90%) tr, tf 150 ps <Pf>=5mW,2.5Gb/s NRZ Optical Isolation Iso 25 dB Pf=5mW,CW Relative Intensity Noise RIN -145 dB/Hz OpRL<-25dB*3, 100MHz<f<2.5GHz Monitor Current Im 0.05 1 mA Pf=5mW,CW, VrPD=5V Monitor Dark Current Id 100 nA VrPD=5V Tracking Error TE -0.5 0.5 dB Im=constant, Tc = -5 to 70C TEC Current Itec 1.2 A Tc=70C,Pf=5mW,CW TEC Voltage Vtec 2.4 V Tc=70C,Pf=5mW,CW Thermistor B constant B 3900 K Thermistor Resistance R 9.5 10.5 k Tset=25C 1 2 3 * BOL : Beginning of Life * <Pf> : Average Power * OpRL : Optical Return Loss Wavelength ITU-0.1 ITU ITU+0.1 nm Optical Fiber Pigtail Specifications Parameter Fiber Type Nominal Fiber Length Connector Type Specification Corning SMF-28 or equivalent Flame Retardant Hytrel Coating 0.9mm Min. 1,000 (Boot edge (fiber side) to connector edge) SC/SPC Connector 2/2 Unit mm - Data Sheet FOL15DDBA-A31-*****-* / 10mW 1550nm 2.5Gbit/s Directly Modulated DFB Laser Module Date February 16, 20054 ODC-2S001E Dimensions and Pin Assignments 7 6 5 4 L1 180nH TEC CASE 8 9 TH PIN No. 1 2 3 Object Thermistor Thermistor LD Cathode(-) PIN No. 8 9 10 Object Case Ground Case Ground No Connect 10k 4 Monitor Anode(-) 11 Laser Anode(+), Case Ground 5 Monitor Cathode(+) 12 Laser RF 2 3 1 R1 20 10 11 12 13 14 3/3 6 TEC(+) 13 Laser Anode(+), Case Ground 7 TEC(-) 14 No Connect Data Sheet FOL15DDBA-A31-*****-* / 10mW 1550nm 2.5Gbit/s Directly Modulated DFB Laser Module Date February 16, 20054 ODC-2S001E Table 1 [nm] IT U Freq. [T Hz] [nm] IT U Freq. [T Hz] Code Code [nm] IT U Freq. [T Hz] Code [nm] IT U Freq. [T Hz] 1527.22 196.30 Code 19630 1547.32 193.75 19375 1567.95 191.20 19120 1589.15 188.65 1527.61 18865 196.25 19625 1547.72 193.70 19370 1568.36 191.15 19115 1589.57 188.60 18860 1527.99 196.20 19620 1548.12 193.65 19365 1568.77 191.10 19110 1589.99 188.55 18855 1528.38 196.15 19615 1548.52 193.60 19360 1569.18 191.05 19105 1590.41 188.50 18850 1528.77 196.10 19610 1548.92 193.55 19355 1569.59 191.00 19100 1590.83 188.45 18845 1529.16 196.05 19605 1549.32 193.50 19350 1570.01 190.95 19095 1591.26 188.40 18840 1529.55 196.00 19600 1549.72 193.45 19345 1570.42 190.90 19090 1591.68 188.35 18835 1529.94 195.95 19595 1550.12 193.40 19340 1570.83 190.85 19085 1592.10 188.30 18830 1530.33 195.90 19590 1550.52 193.35 19335 1571.24 190.80 19080 1592.52 188.25 18825 1530.73 195.85 19585 1550.92 193.30 19330 1571.65 190.75 19075 1592.95 188.20 18820 1531.12 195.80 19580 1551.32 193.25 19325 1572.06 190.70 19070 1593.37 188.15 18815 1531.51 195.75 19575 1551.72 193.20 19320 1572.48 190.65 19065 1593.79 188.10 18810 1531.90 195.70 19570 1552.12 193.15 19315 1572.89 190.60 19060 1594.22 188.05 18805 1532.29 195.65 19565 1552.52 193.10 19310 1573.30 190.55 19055 1594.64 188.00 18800 1532.68 195.60 19560 1552.93 193.05 19305 1573.71 190.50 19050 1595.07 187.95 18795 1533.07 195.55 19555 1553.33 193.00 19300 1574.13 190.45 19045 1595.49 187.90 18790 1533.47 195.50 19550 1553.73 192.95 19295 1574.54 190.40 19040 1595.91 187.85 18785 1533.86 195.45 19545 1554.13 192.90 19290 1574.95 190.35 19035 1596.34 187.80 18780 1534.25 195.40 19540 1554.54 192.85 19285 1575.37 190.30 19030 1596.76 187.75 18775 1534.64 195.35 19535 1554.94 192.80 19280 1575.78 190.25 19025 1597.19 187.70 18770 1535.04 195.30 19530 1555.34 192.75 19275 1576.20 190.20 19020 1597.62 187.65 18765 1535.43 195.25 19525 1555.75 192.70 19270 1576.61 190.15 19015 1598.04 187.60 18760 1535.82 195.20 19520 1556.15 192.65 19265 1577.03 190.10 19010 1598.47 187.55 18755 1536.22 195.15 19515 1556.56 192.60 19260 1577.44 190.05 19005 1598.89 187.50 18750 1536.61 195.10 19510 1556.96 192.55 19255 1577.86 190.00 19000 1599.32 187.45 18745 1537.00 195.05 19505 1557.36 192.50 19250 1578.27 189.95 18995 1599.75 187.40 18740 1537.40 195.00 19500 1557.77 192.45 19245 1578.69 189.90 18990 1600.17 187.35 18735 1537.79 194.95 19495 1558.17 192.40 19240 1579.10 189.85 18985 1600.60 187.30 18730 1538.19 194.90 19490 1558.58 192.35 19235 1579.52 189.80 18980 1601.03 187.25 18725 1538.58 194.85 19485 1558.98 192.30 19230 1579.93 189.75 18975 1601.46 187.20 18720 1538.98 194.80 19480 1559.39 192.25 19225 1580.35 189.70 18970 1601.88 187.15 18715 1539.37 194.75 19475 1559.79 192.20 19220 1580.77 189.65 18965 1602.31 187.10 18710 1539.77 194.70 19470 1560.20 192.15 19215 1581.18 189.60 18960 1602.74 187.05 18705 1540.16 194.65 19465 1560.61 192.10 19210 1581.60 189.55 18955 1603.17 187.00 18700 1540.56 194.60 19460 1561.01 192.05 19205 1582.02 189.50 18950 1603.60 186.95 18695 1540.95 194.55 19455 1561.42 192.00 19200 1582.44 189.45 18945 1604.03 186.90 18690 1541.35 194.50 19450 1561.83 191.95 19195 1582.85 189.40 18940 1604.46 186.85 18685 1541.75 194.45 19445 1562.23 191.90 19190 1583.27 189.35 18935 1604.89 186.80 18680 1542.14 194.40 19440 1562.64 191.85 19185 1583.69 189.30 18930 1605.31 186.75 18675 1542.54 194.35 19435 1563.05 191.80 19180 1584.11 189.25 18925 1605.74 186.70 18670 1542.94 194.30 19430 1563.46 191.75 19175 1584.53 189.20 18920 1606.17 186.65 18665 1543.33 194.25 19425 1563.86 191.70 19170 1584.95 189.15 18915 1606.61 186.60 18660 1543.73 194.20 19420 1564.27 191.65 19165 1585.37 189.10 18910 1607.04 186.55 18655 1544.13 194.15 19415 1564.68 191.60 19160 1585.78 189.05 18905 1607.47 186.50 18650 1544.53 194.10 19410 1565.09 191.55 19155 1586.20 189.00 18900 1607.90 186.45 18645 1544.92 194.05 19405 1565.50 191.50 19150 1586.62 188.95 18895 1608.33 186.40 18640 1545.32 194.00 19400 1565.91 191.45 19145 1587.04 188.90 18890 1608.76 186.35 18635 1545.72 193.95 19395 1566.31 191.40 19140 1587.46 188.85 18885 1609.19 186.30 18630 1546.12 193.90 19390 1566.72 191.35 19135 1587.88 188.80 18880 1609.62 186.25 18625 1546.52 193.85 19385 1567.13 191.30 19130 1588.30 188.75 18875 1610.06 186.20 18620 1546.92 193.80 19380 1567.54 191.25 19125 1588.73 188.70 18870 Wavelength values are referenced to vacuum. Wavelength () and ITU frequency (f) have a relationship as [nm] = 299792458 / f[THz] /1000. FITEL code is expressed as a 5 digit integer rounded from 100 x f [THz]. 4/4 Data Sheet FOL15DDBA-A31-*****-* / 10mW 1550nm 2.5Gbit/s Directly Modulated DFB Laser Module Date February 16, 20054 ODC-2S001E Ordering Information Safety Information This product complies with 21 CFR 1040.10 and 1040.11, Class 3b laser product. Invisible laser radiation is emitted from the end of the fiber or connector. Avoid direct exposure to the beam. Furukawa Electric Co, Ltd., Furukawa America, Inc, and Furukawa Electric Europe, Ltd. reserve the right to change data contained in this document in the interest of continued product improvement. The publication of this information does not imply freedom from patent or any other rights of The Furukawa Electric Company, Ltd. or its affiliated companies. 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