1622 CWDM DFB Laser Module DATASHEET | APRIL 2013 FIBER OPTICS The 1622 ITU G.695 compliant CWDM forward path DFB laser components are designed for both broadcast and narrowcast analog applications. The highly linear, OC-48 pinout compatible components feature options for up to 20 mW of minimum optical output power with superior distortion performance over an enhanced temperature range of -40C to +85C. Performance Highlights Applications Min Typical Max CWDM Forward Path 1287 1291 1295 Broadcast and Narrowcast Networks 1307 1311 1315 1327 1331 1335 1347 1351 1355 1367 1371 1375 - - mW -40 - +85 C Frequency Range 5 - 1002 MHz Carrier to Noise Ratio 51 - - dB Composite Second Order (1622B versions) - - -59 dBc Composite Triple Beat - - -65 dBc CWDM Cuts New Fiber Costs Wavelength High Optical Splits Units nm 4 Features 6 OC-48 Pinout Compatible 8 Telcordia TechnologiesTM 468 Compliant Optical Output Power 10 Up to 79 Channel Count 13 Up to 20 mW 16 Wide Temperature Range – Stable even in Harsh Environments 20 Temperature Range | REV 2013.04 Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice. 1622 CWDM DFB Laser Module FIBER OPTICS DATASHEET | APRIL 2013 Absolute Maximum Ratings Stresses in excess of the absolute maximum ratings can cause permanent damage to the device. These are absolute stress ratings only. Functional operation of the device is not implied at these or any other conditions in excess of those given in the operational sections of the data sheet. Exposure to absolute maximum ratings for extended periods can adversely affect device reliability. Parameter Operating Temperature Range Storage Temperature Range Laser Forward dc Current Photodiode Reverse Voltage Laser Reverse Voltage, dc ESD TEC Current Symbol Condition Min Max Unit Tc Continuous -40 +85 TSTG - -40 +85 °C - - - 150 mA °C VRPD - - 10 V - - - 1 V - HBM: R = 1500 Ohm, C = 100pF -500 500 V ITEC Continuous -1.9 1.9 A Electrical/Optical Characteristics Laser Temperature (TL) = 25oC, IF=IOP, Beginning of Life (BOL) Parameter Symbol Condition Min Typ Max Unit 1290 nm option 1310 nm option 1330 nm option 1351 nm option 1371 nm option 1287 1307 1327 1347 1367 1291 1311 1331 1351 1371 1295 1315 1335 1355 1375 nm - -04 version -06 version -08 version -10 version -13 version -16 version -20 version 4 6 8 10 13 16 20 - - mW ISO - 30 - - dB SMSR - 35 - - dB ITH - - - 20 mA Operating Current IOP Varies with power option - - 120 mA Monitor PD Responsivity rPD VRM=5V 10 - 200 μA/mW n Points measured @ IF = ITH + 20 and ITH +60 0.084 - - mW/mA Thermistor Resistance RTH TOP=25°C 9.5 10 10.5 KOhm Thermistor Temp. Coefficient Wavelength Optical Output Power Optical Isolation Side-Mode Suppression Ration Threshold Current Slope Efficiency TCTH TOP=25 C - -4.4 - %/C TEC Current ITEC -40<TC<+85 C, IF = 100 mA -1.5 - 16 A Fiber Length - May include splice 1.0 1.5 - M Fiber Buffer - - - 900 - m Fiber Core/Cladding - - - 9/125 - m o | REV 2013.04 Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice. 1622 CWDM DFB Laser Module FIBER OPTICS DATASHEET | APRIL 2013 RF Characteristic Laser Temperature (TL) = 25oC, IF=IOP, Beginning of Life (BOL) Parameter Symbol Frequency Range Frequency Response Carrier-to-Noise Ratio Condition Min F - 5 S21 Iop = 60 mA, 5 - 1002 MHz - CNR Composite Triple Beat CTB Relative Intensity Noise RIN Max Unit - 1002 MHz - +0.75 dB - 51 - - dB (1) Standard Options (1622A) Enhanced Options (1622B) - - -56 -59 dBc dBc (1) 1622A & 1622B - - -65 dBc - - <-155 - dB/Hz CSO Comp. Second Order Typ 3.2% OMI, 79 ch. NTSC In order to prevent reflection-induced distortion, the laser must be connected to an optical cable having a return loss of at least 55 dB for discrete reflections and 30 dB for distributed reflections. (1) Distortion performance assumes 0km dispersion. Outline Drawing (dimensions are in inches & mm) | REV 2013.04 Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice. 1622 CWDM DFB Laser Module FIBER OPTICS DATASHEET | APRIL 2013 Electrical Schematics Figure 1. 1622 CWDM Laser Schematic Figure 2. 1622 CWDM Circuit Schematic Pin Definitions Pin Description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Thermistor Thermistor Dc Laser Bias (-) MPD Anode (-) MPD Cathode (+) Thermal Electric Cooler (+) Thermal Electric Cooler (-) Case Ground Case Ground NC Laser Common (+) Laser Modulation (-) Laser Common (+) NC | REV 2013.04 Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice. 1622 CWDM DFB Laser Module FIBER OPTICS DATASHEET | APRIL 2013 Laser Safety This product meets the appropriate standard in Title 21 of the Code of Federal Regulations (CFR). FDA/CDRH Class 1 laser product. This device has been classified with the FDA/CDRH under accession number 0220191. All Versions of this laser are Class 1 laser product, tested according to IEC 60825-1:2007/EN 60825-1:2007 Single-mode fiber pigtail with SC/APC connectors (standard). Wavelength = 1.3 m. Maximum power = 50 mW. Because of size constraints, laser safety labeling (including an FDA class 1 label) is not affixed to the module, but attached to the outside of the shipping carton. Product is not shipped with power supply. Caution: Use of controls, adjustments and procedures other than those specified herein may result in hazardous laser radiation exposure. DANGER INVISIBLE LASER RADIATION AVOID DIRECT EXPOSURE TO BEAM Wavelength: 1.3 m Max. Output: 50 mW, Class 1 Laser Product DANGER INVISIBLE LASER RADIATION IS EMITTED FROM THE END OF FIBER OR CONNECTOR Avoid direct exposure to beam Do not view beam directly with optical instruments INVISIBLE LASER RADIATION EMITTED FROM END OF FIBER OR CONNECTOR Avoid exposure to beam Class 1 Laser Product IEC-60825-1:20007 Max. Output:50 mw Wavelength: 1.3 m | REV 2013.04 Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice. 1622 CWDM DFB Laser Module FIBER OPTICS DATASHEET | APRIL 2013 Ordering Code Definitions 1622x – www – aa – yyyy – zz Family Name Analog O-Band CWDM DFB, Laser CSO Performance X = A Standard Performance X = B Enhanced Performance (CSO) Frequency Plan www = 079: 79 Channel NTSC Optical Connector aa = FC: FC/APC aa = SC: SC/APC Center Wavelength yyyy = 1291: 1291 nm yyyy = 1311: 1311 nm yyyy = 1331: 1331 nm yyyy = 1351: 1351 nm yyyy = 1371: 1371 nm Minimum Optical Power zz = 04: 4 mW zz = 06: 6 mW zz = 08: 8 mW zz = 10: 10 mW zz = 13: 13 mW zz = 16: 16 mW zz = 20: 20 mW Example 1622B-79-SC-1331-10: CWDM Laser, Enhanced performance, 79 channel NTSC, SC/APC connector, 1331 nm center wavelength, 10 mW minimum optical power. | REV 2013.04 Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice.