NEC's 1625 nm InGaAsP MQW FP NX7661JB-BC PULSED LASER DIODE IN DIP PACKAGE FOR OTDR APPLICATION (120 mW MIN) FEATURES DESCRIPTION • HIGH OUTPUT POWER: Pf = 120 mW MIN at IFP = 1000 mA, Pulse width (PW) = 10 ms, Duty = 1% NEC's NX7661JB-BC is a 1625 nm developed strained Multiple Quantum Well (st-MQW) structure pulse laser diode DIP module with single mode fiber and internal thermoelectric cooler. It is designed for light sources of optical measurement equipment (OTDR). • LONG WAVELENGTH: λC = 1625 nm • INTERNAL THERMOELECTRIC COOLER, THERMISTOR • HERMETICALLY SEALED 14 PIN DUAL-IN-LINE PACKAGE • SINGLE MODE FIBER PIGTAIL ELECTRO-OPTICAL CHARACTERISTICS (TLD = 25°C, TC = -20 to +65°C, unless otherwise specified) PART NUMBER SYMBOLS PARAMETERS AND CONDITIONS NX7661JB-BC UNITS MIN VFP Forward Voltage, CW, IF = 30 mA ITH Threshold Current, CW mA Pf Optical Output Power from Fiber, IFP = 1000 mA, PW = 10 µs, Duty = 1 % Center Wavelength, RMS, IFP = 1000 mA, PW = 10 µs, Duty = 1 % mW 120 nm 1615 λC TYP V MAX 4.0 30 70 1625 1635 7.0 15.0 Spectral Width, RMS, IFP = 1000 mA, PW = 10 µs, Duty = 1 % nm tr Rise Time, 10-90% ns 2.0 tf Fall Time, 90-10% ns 2.0 σ ELECTRO-OPTICAL CHARACTERISTICS APPLICABLE TO THERMISTOR AND TEC: (TLD = 25°C, TC = -20 to +65°C, unless otherwise specified) PART NUMBER SYMBOLS R PARAMETERS AND CONDITIONS Thermistor Resistance, TLD = 25°C NX7661JB-BC UNITS MIN TYP MAX kΩ 9.5 10.0 10.5 3350 3450 3550 B B Constant K IC Cooler Current, ∆T = 40 K A 0.6 0.8 VC Cooler Voltage, ∆T = 40 K V 1.1 1.5 ∆T1 Cooling Capacity, IC = 0.8 A K 40 Note: 1. ∆T = | TC - TLD |. California Eastern Laboratories NX7661JB-BC ORDERING INFORMATION ABSOLUTE MAXIMUM RATINGS1 (TC = 25°C, unless otherwise specified) SYMBOLS PARAMETERS UNITS RATINGS IFP Pulsed Forward Current2 A 1.2 VR Reverse Voltage V 2.0 IC Cooler Current A 1.0 VC Cooler Voltage V 2.0 It Thermistor Current mA 0.5 Vt Thermistor Voltage V 12.0 TC Operating Case Temperature °C -20 to +65 TSTG Storage Temperature °C -40 to +70 TSLD Lead Soldering Temperature (10 sec) °C 260 PART NUMBER NX7661JB-BC-AZ* DESCRIPTION With FC-PC Connector *Note: Please refer to the last page of this data sheet. "Compliance with EU Directives" for Pb-Free RoHS Compliance Information. 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 %. TYPICAL PERFORMANCE CURVES (TC = 25°C unless otherwise specified) OPTICAL OUTPUT POWER FROM FIBER vs. PULSED FORWARD CURRENT SPECTRUM Optical Output from Fiber, Pf (mW) 300 PW = 10 µs Duty = 1% PW = 10 µs, Duty = 1% 200 100 0 200 400 600 800 1000 1200 THERMISTOR RESISTANCE vs. CASE TEMPERATURE Thermistor Resistance, R (kΩ) 50 30 20 10 5 3 2 0 25 50 Case Temperature, TC (°C) 1630 Wavelength λ (nm) Pulsed Forward Current, IFP (mA) 1 1580 75 1680 NX7661JB-BC OUTLINE DIMENSIONS (Units in mm) 1.0 21.3 20.8 4.0 5.1 ø3.2 BOTTOM VIEW #14 2.54 Thermistor Case #7 #1 Optical Fiber SM - 9/125 Length: 1 m TYP 8.1 φ 0.9 LD PIN CONNECTIONS 6.5 5.6 10.2 1.0 11.66 φ 5.0 φ 3.0 3.0 Cooler 19.1 7.62 12.7 25.4 #8 φ 0.45 PIN No. 1 2 3 4 5 6 7 FUNCTION COOLER ANODE NC NC NC LASER ANODE, CASE GROUND NC NC PIN No. 8 9 10 11 12 13 14 FUNCTION NC LASER CATHODE LASER ANODE, CASE GROUND THERMISTOR THERMISTOR NC COOLER CATHODE 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. 03/03/2003 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. 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