COAX products - Modulight

ML-T-1430-FP-1G1430 nm FP Laser Diode for 1 Gb/sOverviewModulight's ML-1430-T-FP-1G series are highperformanceFabry-Pérot (FP) laser diodesin 5.6 mm TO-cans. The lasers emit singletransverse mode at 1430 nm wavelength. Thehermetic TO-can package includes an InGaAsmonitor photodiode for feedback loop.Electro-Optical Characteristics 1,2Parameter Symbol Min Typ Max Unit Test ConditionRated optical power 3 PR 3 - - mW -40-60°CThreshold current 4 Ith - 12 18 mA 25°C- 19 33 60°COperating current Iop - 21 [23] 40 mA 25°C, Pop=3 mW- 29 [32] 60 60°C, Pop=3 mWOperating voltage Vop - 1.1 1.6 V 25°C, Pop=3 mWSerial resistance 5 Rs - 6 - Ω 25°C, Pop=3 mWSlope efficiency 5 η 0.16 0.32 [0.27] - W/A 25°C, Pop=3 mW0.12 0.29 [0.24] - 60°C, Pop=3 mWCentral wavelength λc 1420 1430 1450 nm 25°C, Pop=3 mW1400 - 1470 -40-60°C, Pop=3 mWSpectral width 6 ∆λ - 0.9 4 nm 25°C, Pop=3 mWTemperature shift of wavelength ∂λ/∂T - 0.50 - nm/K -40-60°C, Pop=3 mWPerpendicular beam θ⊥ - 36 [10] - deg 25°C, Pop=3 mWdivergence angle (FWHM)7Parallel beam divergence θ|| - 21 [10] - deg 25°C, Pop=3 mWangle (FWHM) 7Modulation bandwidth f-3dB 4 7 - GHz 25°C, Iop=Ith+16 mA2 6 - 60°C, Iop=Ith+16 mAResonance frequency fr - 5 - GHz 25°C, Iop=Ith+16 mA- 4 - 60°C, Iop=Ith+16 mAMonitor current Im 100 250 [300] 700 µA 25°C, Pop=3 mWMonitor dark current Id - 0.1 1.0 µA 25°C, VRPD=5 VMonitor capacitance Cm - 5 10 pF f=1 MHz, VRPD=5 VTracking error γ -1 - 1 dB Im=constant,Po=3 mW@25°CFocal length 8 Df - [5.95] - mm 25°C, Pop=3 mWFiber coupling efficiency - [7.5] - % Single-mode fiberNote 1: All temperatures refer to case temperature, Tc, Note 2: Where indicated, values in brackets [ ] apply for ball lens captype, Note 3: Kink-free, demonstrated reliability, Note 4: 2nd derivative method, Note 5: PLO=1 mW; PHI=3 mW, Note 6:RMS, -20 dB, Note 7: Full Width at Half Maximum, Note 8: Distance from reference plane (see mechanical specification) tofocal point. Applicable to ball lens cap type only.22