DATA SHEET LASER DIODE NX7538BF-AA 1 550 nm InGaAsP MQW-FP LASER DIODE COAXIAL MODULE FOR OTDR APPLICATION DESCRIPTION The NX7538BF-AA is a 1 550 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 designed for light source of Optical Time Domain Reflectometer (OTDR). FEATURES *1 • High output power Pf = 80 mW @ IFP = 400 mA • Long wavelength λ C = 1 550 nm *1 Pulse Conditions: Pulse width (PW) = 10 µs, Duty = 1% PACKAGE DIMENSIONS (UNIT: mm) Optical Fiber SMF Length: 1 m φ 0.9 2 4 27.4 2– φ 2.2 φ7 20 φ 0.45 φ6 12.7 17.0 4 1 3 2 1 P.C.D. = φ 2 3.7 7.2 PIN CONNECTIONS 1 LD CASE 2 The information in this document is subject to change without notice. Before using this document, please confirm that this is the latest version. Document No. GBB-SA-1697 Date Published December 2005 CP(K) NX7538BF-AA OPTICAL FIBER CHARACTERISTICS Parameter Specification Unit Mode Field Diameter 9.3±0.5 µm Cladding Diameter 125±2 µm 2 % 1.6 % 0.9±0.1 mm 1 140 to 1 280 nm 30 mm 1 000 MIN. mm Maximum Cladding Noncircularity Maximum Core/Cladding Concentricity Outer Diameter Cut-off Wavelength Minimum Fiber Bending Radius Fiber Length Ferrule Fiber Length: 1 000 mm MIN. 2 Data Sheet GBB-SA-1697 NX7538BF-AA ORDERING INFORMATION Part Number FIange Type NX7538BF-AA-AZ* flat mount flange *Note Please refer to the last page of this data sheet “Compliance with EU Directives” for Pb-Free RoHS Compliance Information. ABSOLUTE MAXIMUM RATINGS Parameter Symbol Ratings Unit IFP 600 mA Reverse Voltage VR 2.0 V Operating Case Temperature TC −20 to +60 °C Storage Temperature Tstg −40 to +85 °C Lead Soldering Temperature Tsld 260 (10 sec.) °C Relative Humidity (noncondensing) RH 85 % Pulsed Forward Current *1 *1 Pulse Condition: Pulse Width (PW) = 10 µs, Duty = 1% ELECTRO-OPTICAL CHARACTERISTICS (TC = 25°C) Parameter Forward Voltage Symbol VFP Conditions MIN. IFP = 400 mA, TYP. MAX. Unit 2.5 4.0 V 45 50 mA PW = 10 µs, Duty = 1% Threshold Current Ith Optical Output Power from Fiber Pf IFP = 400 mA, 60 80 mW 1 530 1 550 1 570 nm 6.0 10.0 nm PW = 10 µs, Duty = 1% Center Wavelength λC RMS (−20 dB), IFP = 400 mA, PW = 10 µs, Duty = 1% Spectral Width σ RMS (−20 dB), IFP = 400 mA, PW = 10 µs, Duty = 1% Rise Time tr 10 - 90% 1. 0 ns Fall Time tf 90- 10 % 1. 0 ns MAX. Unit 75 mA ELECTRO-OPTICAL CHARACTERISTICS (TC = 0 to +60°C) Parameter Symbol Threshold Current Ith Optical Output Power from Fiber Pf Conditions IFP = 400 mA, MIN. TYP. 40 mW PW = 10 µs, Duty = 1% Center Wavelength λC RMS (−20 dB), IFP = 400 mA, 1 520 1 585 nm PW = 10 µs, Duty = 1% Temperature Dependency of ∆ λ/∆ T nm/°C 0.35 Center Wavelength Spectral Width σ RMS (−20 dB), IFP = 400 mA, 10 nm PW = 10 µs, Duty = 1% Data Sheet GBB-SA-1697 3 NX7538BF-AA REFERENCE Document Name Document No. Optical semiconducrtor devices for fiberoptic communications Selection Guide P12480E Opto-Electronics Devices Pamphlet P13623E Opto-Electronics Devices (CD-ROM) P12944X NEC semiconductor device reliability/quality control system Quality grades on NEC semiconductor devices *1 C11159E *1 C11531E *1 SEMICONDUCTOR SELECTION GUIDE −Products and Packages− *1 Published by NEC Corporation 4 Data Sheet GBB-SA-1697 X13769E 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.