NEC's 1310 nm InGaAsP MQW-DFB LASER DIODE NX8304BE-CC IN COAXIAL PACKAGE NX8304CE-CC FOR FIBER OPTIC COMMUNICATIONS FEATURES DESCRIPTION • INTERNAL OPTICAL ISOLATOR • PEAK EMISSION WAVELENGTH: λp = 1310 nm • OPTICAL OUTPUT POWER: Pf = 2.0 mW • WIDE OPERATING TEMPERATURE RANGE: TC = -40 to +85°C • InGaAs MONITOR PIN-PD • WITH SC-UPC CONNECTOR • BASED ON TELCORDIA RELIABILITY NEC's NX8304BE-CC and NX8304CE-CC are 1310 nm Distributed Feed-Back (DFB) laser diode coaxial modules with an internal optical isolator. These modules are light source for fiber optic communications. ELECTRO-OPTICAL CHARACTERISTICS (TC = -40 to +85°C, unless otherwise specified) PART NUMBER SYMBOLS Pf PARAMETERS AND CONDITIONS Optical Output Power from Fiber, CW NX8304BE-CC, NX8304CE-CC UNITS MIN TYP MAX mW 2.0 V 1.2 1.6 mA mA 15 25 55 VOP Operating Voltage, Pf = 2.0 mW ITH Threshold Current PTH Threshold Output Power, IF = ITH µW IMOD Modulation Current Pf = 2.0 mW, TC = 25°C Pf = 2.0 mW mA mA 8 6 20 30 50 Pf = 2.0 mW, TC = 25°C Pf = 2.0 mW Temperature Dependence of Differential Efficiency, ηd (@ TC °C) ∆ηd = 10 log ηd (@ 25 °C) W/A W/A dB 0.07 0.040 -3.5 0.100 0.2 0.300 1280 1310 ηd ∆η d Kink λp ∆λ/∆T ∆λ SMSR TC = +25°C Differential Efficiency Kink, Pf = Up to 2.4 mW (Refer to defenitions) % Peak Emission Wavelength, Pf = 2.0 mW nm Temperature Dependence of Peak Emission Wavelength Spectral Width, Pf = 2.0 mW, -20 dB down width Side Mode Suppression Ratio, Pf = 2.0 mW fc Cut-Off Frequency, Pf = 2.0mW tr tf 100 -2.2 ±20 1335 nm/°C 0.09 0.1 nm 0.1 1.0 dB 30 40 GHz 2.0 Rise Time, 10 to 90%, Ppk = 2.0 mW, IF = ITH ns 0.15 Fall Time, 90 to 10%, Ppk = 2.0 mW, IF = ITH ns 0.15 0.5 Im Monitor Current, VR = 5 V, Pf = 2.0 mW µA 700 1500 ID Monitor Dark Current nA nA 0.1 10 50 500 Ct Monitor PD Terminal Capacitance, VR = 5 V, f = 1 MHz pF 1.0 20 1.0 LINm γ1 VR = 5 V, TC = 25 °C VR = 5 V 200 Linearity, VR = 5 V, Pf = 0.2 to 2.0 mW (Refer to defenitions) % Tracking Error, Im = const.(Refer to defenitions) dB 0.5 dB/Hz -135 RIN Relative Intensity Noise ORL Optical Return Loss, SMF dB 0.5 15 35 52 California Eastern Laboratories NX8304BE-CC, NX8304CE-CC ABSOLUTE MAXIMUM RATINGS1 (TC = 25°C, unless otherwise specified) SYMBOLS PARAMETERS UNITS RATINGS Pf Optical Output Power from Fiber mW 5 IF Forward Current of LD mA 150 VR Reverse Voltage of LD V 2.0 2.0 IF Forward Current of PD mA VR Reverse Voltage of PD V 15 TC Operating Case Temperature °C -40 to +85 TSTG Storage Temperature °C -40 to +85 TSLD Lead Soldering Temperature (3 s) °C 350 Relative Humidity (noncondensing) % 85 RH Note: 1. Operation in excess of any one of these parameters may result in permanent damage. PARAMETER DEFINITIONS Kink : kink Pf (mW) IF - Pf 2.4 dPo PK dPK IF - ηd 0 kink = |dPK| x 100 [%] PK dPK = dPo MAX PK ≤ 2.4 (mW) IF (mA) Linearity : LINm Pf (mW) 2.0 LINm = PK |dPL| x 100 [%] PL dPL = dPo MAX 0.2 < PL < 2.0 (mW) PL dPL dPo 0.2 0 Im (mA) Tracking Error : γ Pf (mW) TC = 25°C γ = |10 log 2.0 TC = -40 to +85C Pf 0 Im Im (mA) Pf 2.0 | [dB] NX8304BE-CC, NX8304CE-CC TYPICAL PERFORMANCE CURVES (TC = 25°C unless otherwise specified) OPERATING CURRENT AND THRESHOLD CURRENT vs. CASE TEMPERATURE 5.0 4.0 100 +25°C Tc = -40°C 3.0 2.0 1.0 0 20 40 60 80 50 IOP 30 20 5 -20 100 Optical Output Power from Fiber, Pf (mW) Differential Efficiency, ηd (W/A) 0.12 0.06 0 20 40 60 20 40 60 80 OPTICAL OUTPUT POWER FROM FIBER vs. MONITOR CURRENT 0.18 -20 0 Case Temperature, TC (°C) TEMPERATURE DEPENDENCE OF DIFFERENTIAL ENERGY -40 ITH 10 Forward Current, IF (mA) 0.00 -60 Pf = 2 mW +85°C Threshold Current, ITH (mA) Operating Current, IOP (mA) Optical Output Power from Fiber, Pf (mW) OPTICAL OUTPUT POWER FROM FIBER vs. FORWARD CURRENT 80 5.0 4.0 3.0 2.0 1.0 0 100 Case Temperature, Tc (°C) 0.5 1.0 1.5 Monitor Current, Im (mA) FORWARD CURRENT vs. FORWARD VOLTAGE SPECTRUM 10 100 Relative Intensity (dB) Forward Current, IF (mA) 0 80 60 40 -10 -20 -30 -40 -50 20 -60 -70 0 0.5 1.0 1.5 2.0 Forward Voltage, Vf (V) 2.5 1300 1310 Wavelength, λ (nm) 1320 NX8304BE-CC, NX8304CE-CC TYPICAL PERFORMANCE CURVES (TC = 25°C unless otherwise specified) TEMPERATURE DEPENDENCE OF PEAK EMISSION WAVELENGTH Peak Emission Wavelength, λp (nm) 1320 1315 1310 1305 1300 -60 -40 -20 0 20 40 60 Case Temperature, Tc (°C) 80 100 NX8304BE-CC, NX8304CE-CC OUTLINE DIMENSIONS (Units in mm) NX8304CE-CC NX8304BE-CC Optical Fiber (SMF) Length: 0.5 m With SC Connevtor ø3.2±0.25 Optical Fiber (SMF) Length: 0.5 m With SC Connector ø0.9 ø0.9 ø3.2±0.25 15.0 ø7.0±0.2 29.3±1.0 29.0±1.0 ø2.2 (2 places) ø7.0±0.2 15.0 8.0 8.0 ø6.0±1.0 12.7±0.2 17.0±0.2 PIN CONNECTIONS 1 2 4 7.2±0.3 4 3 1.0±0.1 ø1 P.C.D. = ø2.0 6.0 3 Case 3 LD 2 2 – ø2.5 2 1 3.7±0.3 ø0.45±0.05 (4 places) PIN CONNECTIONS PD P.C.D. = ø2.0 0.3 0.3 2.5±1.0 ø0.45±0.05 19.5±1.0 20.0±1.0 0.5±0.2 4.0±0.2 2 1 4 PD 1 3 7.0±0.2 4 12.0±0.15 LD Case 16.0 OPTICAL FIBER CHARACTERISTICS PARAMETER ORDERING INFORMATION UNITS SPECIFICATION PART NUMBER AVAILABLE CONNECTOR Mode Field Diameter µm 9.5±1 NX8304BE-CC Cladding Diameter µm 125±2 NX8304CE-CC Maximum Cladding Noncircularity % 2 Maximum Core/Cladding Concentricity % 1.6 Outer Diameter mm 0.9±0.1 Cut-off Wavelength nm 1100 to 1270 Minimum Fiber Bending Radius mm 30 Fiber Length mm 500±50 Flammability With SC-UPC Connector FLANGE TYPE Flat Mount Flange Vertical Mount Flange UL 1581 VW-1 35±2 mm 8.99±0.5 mm Fiber Length: 500±50 mm 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.