1612A/B 1310 nm DFB Laser Module DATASHEET | JUNE 2012 FIBER OPTICS The 1612A/B 1310 nm forward path DFB laser modules are designed for both broadcast and narrowcast analog applications. The highly linear, OC-48 pinout compatible devices feature options up to 31 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 Units Wavelength 1300 - 1320 nm Optical Output Power (multiple versions) 4-31 - - mW Temperature Range -40 - +85 C Frequency Range 5 - 1002 MHz Carrier to Noise Ratio 51 - - dB 55-60 - - dB 65 - - dB 1310 nm Forward Path/Return Path Broadcast and Narrowcast Networks Long Distances High Optical Splits Features OC-48 Pinout Compatible Composite Second Order (multiple versions) Telecordia TechnologiesTM 468 Compliant Composite Triple Beat Up to 110 Channel Count Up to 31 mW Wide Temperature Range – Stable even in Harsh Environments | REV 2012.06 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. 1612A/B 1310 nm DFB Laser Module FIBER OPTICS DATASHEET | JUNE 2012 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 Symbol Condition Tc Continuous -40 +85 TSTG - -40 +85 °C - - - 150 mA Laser Forward dc Current Photodiode Reverse Voltage Min Max Unit °C VRPD - - 10 V Laser Reverse Voltage, dc - - - 1 V ESD - HBM: R = 1500 Ohm, C = 100pF -500 500 V ITEC Continuous -1.9 1.9 A TEC Current Electrical/Optical Characteristics Laser Temperature (TL) = 25oC, IF=IOP, Beginning of Life (BOL) Parameter Symbol Condition Min Typ Max - - 1300 - 1320 nm 4 . 31 - - mW - 1612-xxxx-04 version See ordering page for options 1612-xxxx-31 version - - mW Optical Isolation ISO - 30 - - dB Optical Return Loss ORL Tc 40 - - dB Wavelength Optical Output Power Sidemode Suppression Ratio Unit SMSR - 35 - - dB Threshold Current ITH - - - 20 mA Operating Current IOP varies with power option - - 120 mA Monitor PD Responsivity rPD VRM=5V 10 - 200 μA/mW RTH TOP=25 C 9.5 10 10.5 KOhm TCTH TOP=25 C - -4.4 - %/C TEC Current ITEC -40<TC<+85C, IF = 100 mA -1.5 - 1.6 A Fiber Length - May include splice 1.0 1.5 - m Fiber Buffer - - - 900 - m Fiber Core / Cladding - - - 9/125 - m Thermistor Resistance Thermistor Temp. Coefficient | REV 2012.06 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. 1612A/B 1310 nm DFB Laser Module FIBER OPTICS DATASHEET | JUNE 2012 RF Characteristic Parameter Symbol Condition Min Typ Max Unit F - 5 - 1002 MHz Frequency Response S21 IF = 60 mA, 5 MHz-1002 MHz - - ±0.75 dB Carrier-to-Noise Ratio CNR - 51 - - dB Comp. Second Order, 1612A CSO 4, 6, 8 mW options 10 mW options 55 57 - - dB dB Comp. Second Order, 1612B CSO - 60 - - dB Composite Triple Beat, 1612A/B CTB - 65 - - dB Relative Intensity Noise RIN - - <-155 - dB/Hz Frequency Range OMI = 3.2% for 110ch NTSC option OMI = 3.7% for 79ch NTSC option 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. Outline Drawing (dimensions are in inches & mm) | REV 2012.06 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. 1612A/B 1310 nm DFB Laser Module FIBER OPTICS DATASHEET | JUNE 2012 Electrical Schematics 1 NC ISOLATOR 10K ESD 2 22 RF CHOKE 3 3.3V 0.01uF 4 (+) 12nH 6 (+) 7 (-) 12 LD (-) (+) 13 100 (-) 5 14 11 (+) 10 MPD 9 CASE GND TEC 8 Figure 1. 1612A/B Laser Schematic Figure 2. 1612A/B Circuit Schematic Pin Definitions Pin Description 1 2 3 4 5 6 7 8 9 10 11 12 13 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 (+) | REV 2012.06 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. 1612A/B 1310 nm DFB Laser Module FIBER OPTICS DATASHEET | JUNE 2012 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 2012.06 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. 1612A/B 1310 nm DFB Laser Module FIBER OPTICS DATASHEET | JUNE 2012 Ordering Code Definitions 1612x – www – yy – zz Family Name Analog 1310 nm, DFB, Laser Distortion Performance X = A Standard Performance X = B Enhanced Performance (CSO) Frequency Plan www = 079: 79 Channel NTSC www = 110: 110 Channel NTSC Optical Connector yy = FC: FC/APC yy = SC: SC/APC yy = NO: No Connector 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 zz = 22: 22 mW zz = 25: 25 mW zz = 28: 28 mW zz = 31: 31 mW Example 1612A-110-SC-10: DFB 1310 nm, Standard Performance, 110 Channel NTSC, SC/APC Connector, 10mW | REV 2012.06 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.