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1933F-B-A-FA-03-B Datasheet(PDF) 3 Page - Emcore Corporation |
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1933F-B-A-FA-03-B Datasheet(HTML) 3 Page - Emcore Corporation |
3 / 7 page 3 EMCORE CORPORATION DATASHEET| FEBRUARY 20, 2008 Model 1933F 1310 nm CATV Coaxial DFB Laser Diode Electrical/Optical Characteristics Parameters Symbol Conditions/Notes Min Typ Max Unit Optical Output Power PO 3 dBm version 6 dBm version 9 dBm version 10 dBm version 3 6 9 10 - - - - 5.8 8.8 9.8 11.8 dBm Threshold Current ITH Tcase = 25ºC Tcase = 45ºC - - 8 13 15 20 mA Laser Bias Current IOP - - 80 mA Forward Voltage VF Iop - 1.17 1.8 V Laser Input Impedance Z - 2 4 8 Ω MPD Current IMPD VMPD = 5V, Iop = 40 mA 200 - 1800 µA MPD Dark Current ID VMPD = 5V, Iop = 0 Tcase = 25ºC - - 50 nA Center Wavelength λ c Iop 1300 - 1320 nm Relative Intensity Noise RIN CW, Iop, 5 MHz - 1002 MHz - - -145 dB/Hz Optical Isolation ISO Tcase = 25ºC 30 - - dB Spectral Width (-20 dB) ∆λ Iop - 0.1 1.0 nm Side Mode Suppression Ratio SMSR Iop 30 45 - dB Optical Return Loss ORL Tcase = 25ºC 35 - - dB 1. Referenced to base of TO header. RF Characteristics Parameters Symbol Conditions/Notes Min Typ Max Unit Bandwidth3 dB BW Iop, Tcase = 25ºC 2700 - - MHz Frequency Response Flatness 1 |S21| 5 MHz < f < 1002 MHz 950 MHz < f < 2700 MHz - - - - 1 3 dBp-p Response Up-tilt 1 5 MHz < f < 1002 MHz -1 3 dB Carrier-to-Noise Ratio 2,3,4 CNR Iop 51 - - dB Composite Second Order 2,3,4 Standard Linearity Enhanced Linearity CSO Iop Tcase = 25ºC - - - - -57 -60 dBc Composite Triple Beat 2,3,4 Standard Linearity Enhanced Linearity CTB Iop Tcase = 25ºC - - - - -65 -68 dBc 1. Iop, Tcase = 25 °C. Test with the laser Input pin matched to a 50Ω system. 2. 3.7% OMI, 79 NTSC unmodulated carriers (50 MHz to 550 MHz). 10 km fiber. 3. Received power = 0 dBm. 4. Iop, Tcase = 25 °C. Test with the laser Input pin matched to a 75Ω system. |
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