PRELIMINARY DATA SHEET InGaAsP STRAINED MQW-DC-PBH PULSED LASER DIODE MODULE FOR 1550 nm OTDR APPLICATION NX7561JB FEATURES DESCRIPTION • HIGH OUTPUT POWER: Pf = 135 mW MIN at IFP = 1000 mA, Pulse width (PW) = 10ms, Duty = 1% The NX7561JB is a 1550 nm developed strained Multiple Quantum Well (st-MQW) structure pulsed 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 = 1550 nm • INTERNAL THERMOELECTRIC COOLER • 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 VFP Forward Voltage, CW, IF = 30 mA ITH Threshold Current, CW Pf NX7561JB PARAMETERS AND CONDITIONS mA1 UNITS MIN TYP MAX V 2.5 4.0 mA 40 70 1550 1570 λC Optical Output Power from Fiber IFP = 1000 IFP = 600 mA1 IFP = 400 mA1 Center Wavelength, RMS, IFP = 400, 600, 1000 mA1 mW mW mW nm 135 70 20 1530 σ Spectral Width, RMS, IFP = 400, 600, 1000 mA1 nm 4.0 8.0 tr Rise Time, 10-90% ns 1.0 2.0 tf Fall Time, 90-10% ns 1.4 2.0 Note: 1. PW = 10 µs, Duty = 1% ELECTRO-OPTICAL CHARACTERISTICS APPLICABLE TO THERMISTOR AND TEC: (TLD = 25°C, TC = -20 to +65°C, unless otherwise specified) PART NUMBER SYMBOLS PARAMETERS AND CONDITIONS R1 Thermistor Resistance, TLD = 25°C NX7561JB UNITS MIN TYP MAX kΩ 9.5 10.0 10.5 3300 B B Constant K 3400 3500 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 NX7561JP ORDERING INFORMATION ABSOLUTE MAXIMUM RATINGS1 (TC = 25°C, unless otherwise specified) SYMBOLS PARAMETERS UNITS IFP Pulsed Forward Current2 A 1.2 VR Reverse Voltage V 2.0 IC Cooler Current A 1.0 VC Cooler Voltage PART NUMBER NX7561JB NX7561JB-BA RATINGS 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 DESCRIPTION Without Connector With FC-PC Connector 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 %. OUTLINE DIMENSIONS (Units in mm) 20.8 20.8 1.0 4.0 5.1 ø3.2 BOTTOM VIEW 19.1 7.62 12.7 25.4 LD 3.0 Thermistor Case 6.5 2.54 φ 0.45 φ 0.9 Optical Fiber SM - 9/125 Length: 1 m TYP 8.1 5.6 10.2 1.0 11.66 φ 5.0 φ 3.0 #7 Cooler #14 #8 #1 PIN CONNECTIONS 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. EXCLUSIVE NORTH AMERICAN AGENT FOR NEC RF, MICROWAVE & OPTOELECTRONIC SEMICONDUCTORS CALIFORNIA EASTERN LABORATORIES • Headquarters • 4590 Patrick Henry Drive • Santa Clara, CA 95054-1817 • (408) 988-3500 • Telex 34-6393 • FAX (408) 988-0279 Internet: http://WWW.CEL.COM DATA SUBJECT TO CHANGE WITHOUT NOTICE 12/18/2001