NEC's 1550 nm InGaAsP MQW FP PULSED LASER DIODE NX7526BF-AA IN COAXIAL PACKAGE FOR OTDR APPLICATION (95 mW MIN) FEATURES DESCRIPTION • HIGH OUTPUT POWER: Pf = 95 mW MIN at IFP = 1000 mA Pulse Conditions: Pulse width (PW) = 10 µs, Duty = 1% NEC's NX7526BF-AA is a 1550 nm Multiple Quantum Well (MQW) structured Fabry-Perot (FP) laser diode coaxial module with single mode fiber. This module is specified to operate under pulsed condition and is designed for a light source of Optical Time Domain Reflectometer (OTDR). • LONG WAVELENGTH: λC = 1550 nm ELECTRO-OPTICAL CHARACTERISTICS (TC = 25°C) PART NUMBER SYMBOLS PARAMETERS AND CONDITIONS NX7526BF-AA UNITS MIN V TYP MAX 2.5 4.0 45 75 VFP Forward Voltage, IFP = 1000 mA, PW = 10 µs, Duty = 1% ITH Threshold Current mA Pf Optical Output Power from Fiber, IFP = 1000 mA, PW = 10 µs, Duty = 1% mW 95 145 λC Center Wavelength, IFP = 1000 mA, PW = 10 µs, Duty = 1%, RMS (-20 dB) nm 1530 1550 1570 σ Spectral Width, IFP = 1000 mA, PW = 10 µs, Duty = 1%, RMS (-20 dB) nm 7.5 10.0 tr Rise Time, 10-90% ns 2.0 tf Fall Time, 90-10% ns 2.0 ELECTRO-OPTICAL CHARACTERISTICS (TC = 0 to +60°C) PART NUMBER SYMBOLS PARAMETERS AND CONDITIONS NX7526BF-AA UNITS MIN Ith Threshold Current mA Pf Optical Output Power from Fiber, IFP = 1000 mA, PW = 10 µs, Duty = 1% mW 60 λC Center Wavelength, IFP = 1000 mA, PW = 10 µs, Duty = 1%, RMS (-20 dB) nm 1520 Temperature Dependency of Center Wavelength nm/°C ∆λ/∆T σ Spectral Width, IFP = 1000 mA, PW = 10 µs, Duty = 1%, RMS (-20 dB) dB TYP MAX 100 1585 0.35 10 California Eastern Laboratories NX7526BF-AA ABSOLUTE MAXIMUM RATINGS1 OUTLINE DIMENSIONS (Units in mm) (TC = 25°C, unless otherwise specified) UNITS RATINGS A 1.2 IFP Pulsed Forward VR Reverse Voltage V 2.0 TC Operating Case Temperature °C -20 to +60 TSTG Storage Temperature °C -40 to +85 TSLD Lead Soldering Temperature (10 sec) °C 260 Relative Humidity (noncondensing) % 85 RH Optical Fiber SMF Length: 1 m φ7 25 2−φ2.2 φ6 12.7 17.0 UNIT SPECIFICATION Cladding Diameter Maximum Cladding Noncircularity µm 9.3±0.5 µm 125±2 % Maximum Core/Cladding Concentricity PIN CONNECTIONS P.C.D. = φ2 % 1.6 mm 0.9±0.1 Cut-off Wavelength nm 1140 to 1280 Minimum Fiber Bending Radius mm 30 Fiber Length mm 1000 MIN 43 12 2 Outer Diameter φ0.45 20 OPTICAL FIBER CHARACTERISTICS Mode Field Diameter 4 2 Notes: 1. Operation in excess of any one of these parameters may result in permanent damage. 2. Pulse Condition: Pulse Width (PW) = 10 µs, Duty = 1 %. PARAMETER φ0.9 1 7.2 Current2 3.7 PARAMETERS 1 SYMBOLS 2 LD CASE ORDERING INFORMATION PART NUMBER NX7526BF-AA-AZ* FLANGE TYPE Flat Mount Flange Pf (MIN) 95 *Note: Please refer to the last page of this data sheet. "Compliance with EU Directives" for Pb-Free RoHS Compliance Information. Ferrule Fiber Length: 1000 mm MIN TYPICAL PERFORMANCE CURVES (TC = 25°C, unless otherwise specified) SPECTRUM 50 PW = 10µs Duty = 1% Relative Intensity, (Linear Scale) Optical Output Power from Fiber, Pf (mW) OPTICAL OUTPUT POWER FROM FIBER vs. LD PULSE FORWARD CURRENT 40 TC = 25°C 30 60°C 20 10 0 100 400 300 1550 400 5 nm/div Wavelength, λ (nm) Pulsed Forward Current, IFP (mA) Remark: The graphs indicate nomnal characteristics. Life Support Applications These NEC products are not intended for use in life support devices, appliances, or systems where the malfunction of these products can reasonably be expected to result in personal injury. The customers of CEL using or selling these products for use in such applications do so at their own risk and agree to fully indemnify CEL for all damages resulting from such improper use or sale. 01/24/2003 3-178 A Business Partner of NEC Compound Semiconductor Devices, Ltd. 4590 Patrick Henry Drive Santa Clara, CA 95054-1817 Telephone: (408) 919-2500 Facsimile: (408) 988-0279 Subject: Compliance with EU Directives CEL certifies, to its knowledge, that semiconductor and laser products detailed below are compliant with the requirements of European Union (EU) Directive 2002/95/EC Restriction on Use of Hazardous Substances in electrical and electronic equipment (RoHS) and the requirements of EU Directive 2003/11/EC Restriction on Penta and Octa BDE. CEL Pb-free products have the same base part number with a suffix added. The suffix –A indicates that the device is Pb-free. The –AZ suffix is used to designate devices containing Pb which are exempted from the requirement of RoHS directive (*). In all cases the devices have Pb-free terminals. All devices with these suffixes meet the requirements of the RoHS directive. This status is based on CEL’s understanding of the EU Directives and knowledge of the materials that go into its products as of the date of disclosure of this information. Restricted Substance per RoHS Concentration Limit per RoHS (values are not yet fixed) Concentration contained in CEL devices -A Not Detected Lead (Pb) < 1000 PPM Mercury < 1000 PPM Not Detected Cadmium < 100 PPM Not Detected Hexavalent Chromium < 1000 PPM Not Detected PBB < 1000 PPM Not Detected PBDE < 1000 PPM Not Detected -AZ (*) If you should have any additional questions regarding our devices and compliance to environmental standards, please do not hesitate to contact your local representative. Important Information and Disclaimer: Information provided by CEL on its website or in other communications concerting the substance content of its products represents knowledge and belief as of the date that it is provided. CEL bases its knowledge and belief on information provided by third parties and makes no representation or warranty as to the accuracy of such information. Efforts are underway to better integrate information from third parties. CEL has taken and continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals. CEL and CEL suppliers consider certain information to be proprietary, and thus CAS numbers and other limited information may not be available for release. In no event shall CEL’s liability arising out of such information exceed the total purchase price of the CEL part(s) at issue sold by CEL to customer on an annual basis. See CEL Terms and Conditions for additional clarification of warranties and liability. 3-179