V-850

SPECDILAS V-Series SPECDILAS V-850-GMP-MTE General Specifications - no mode hopping - singlemode (20 dB suppression) - circular beam profile - low beam divergence - VCSEL technology - AR-coated windows Applications: - Reference laser - HeNe laser replacement - Interferometers - Distance measurement 0,03 TO5 package with 1 stage Peltier cooler Pin-out: 1: Laser ground 2: Laser anode (CG) 9: Cooler + 8: Cooler – 7: Thermistor 10 KOhm 6 : Thermistor 10 KOhm 0,03 Electro-optical characteristics Parameter Symbol Conditions Threshold current Threshold voltage Operating current Operating voltage Emission wavelength* Optical output power (SM) Slope efficiency Beam divergence Bandwidth Linewidth Relative intensity noise Current tuning coefficient ** Temperature tuning coefficient ** Window thickness AR coating reflectivity I th Vth Iop Vop λ Psm η θ f 3dB ∆ν RIN dλ/dΙ dλ/dT d R Iop = 1.5 x Ith I = 1.5 x I op th SMSR >20 dB @ 1.5 x Ith Iop = 1.5 x Ith FWHM P = 0.3 mW O Iop = 4 mA, f = 5 kHz @ 850 nm (T = 25 °C) Ratings Units Min Typ Max 1 2 4 mA 1,6 2.2 2.8 V 3 mA 2.5 V 840 850 860 nm 0.3 0.5 mW 0.2 mW/mA 12 ° 100 MHz 30 MHz -110 dB/Hz 0.4 nm/mA 0.06 nm/K 150 µm < 0.5 % SM = single mode; SMSR = side mode suppression ratio; FWHM = full-width half-maximum NOTE: No polarization flip up to 2 x Ith * Tighter wavelength specifications available on request. **Tighter tuning specifications available on request. 850 nm and 950 nm versions also available. ...