CW laser diodes L9777-02 ■Features High radiant output power (CW) : 5 W High performance : Peltier element built-in Long life ■Applications Processing (welding, soldering) Annealing Pumping sourse for solid state lasers Medical instrumenr ■Absolute maximum ratings (Except temperature item, Tth= 25 ℃） Parameter Symbol Value Unit Φe 5.5 W If 6.2 A Radiant output power Forward current Vr 2 V Operating temperature Top(c) +10∼+30 ℃ Storage temperature Tstg −40∼+80 ℃ Built-in peltier supply current I pe 5.6 A Thermistor power dissipation − 3 mW Reverse voltage ■Characteristics (Tth= 25 ℃) Min. Value Typ. Max. I f = 5.6 A − 5 − W − − 1 − A − 5.6 − A Symbol Conditions Radiant output power Φe Lasing threshold current Ith Parameter Operating current Iop Operating voltage Vop Peak emission wavelength λp Spectral radiation half bandwidth Δλ Emitting area size Beam spread angle Thermistor Built-in peltier voltage Weight Parallel Vertical Resistance B constant Φe = 5 W − Value at designing θ// Φe = 5 W FWHM θ⊥ R 25 ℃ B − Vpe − − − Unit − 2 − V 798 808 818 nm − 2 − nm − 200×1 − μm − 8 32 10 3450 − °(degree) − − − 9 − °(degree) kΩ K V g − − − − − − 150 Information furnished by HAMAMATSU is believed to be reliable. However, no responsibility is assumed for possible inaccuracies or omissions. Specifications are subject to change without notice. No patent rights are granted to any of the circuits described herein. ©2014 Hamamatsu Photonics K.K. CW laser diodes L9777-02 Figure 1: Radiant output power vs. Forward current (Typ.) 6 5 4 3 2 1 80 60 40 20 0 0 1 2 3 4 5 Forward current I f (A) 6 790 7 795 800 805 810 815 820 Wavelength (nm) Figure 4: Dimensional outline (unit : mm) Figure 3: Directivity (Typ.) (Tth=25 ℃, Φe=5 W) 100 44.5±0.3 38.6±0.3 Vertical θ⊥ 31.8±0.3 80 Parallel θ// 31.8±0.3 40 19.1±0.3 Glass window 4.0 MIN. 60 Window LD chip LD chip 1.0±0.2 12.9±0.3 5 Parallel Vertical 20 4- 4.0±0.2 0 peltier 9- 1.0±0.13 -40 -20 0 Angle (degree) 20 40 2.54±0.2 4.45±0.5 (22.86) 2.9±0.2 17.6±0.2 14.8±0.3 LD light HAMAMATSU PHOTONICS K.K. 1.5 MAX. 0 Relative radiant output power (%) (Tth=25 ℃, Φe=5 W) 100 Relative radiant output power (%) 7 Radiant output power Φe (W) Figure 2: Emission spectrum (Typ.) ( Tth = 25 ℃) Case LD Thermistor Peltier (-) Case LD (Anode) Thermistor Thermistor LD (Cathode) NC NC Peltier (+) www.hamamatsu.com HAMAMATSU PHOTONICS K.K., Systems Division 1-8-3, Shinmiyakoda, Kita-ku, Hamamatsu City, Shizuoka, 431-2103, Japan, Telephone: (81)53-484-1301, Fax: (81)53-484-1302, E-mail: [email protected] U.S.A.: Hamamatsu Corporation: 360 Foothill Road, Bridgewater, N.J 08807, U.S.A., Telephone: (1)908-231-0960, Fax: (1)908-231-1218 E-mail: [email protected] Germany: Hamamatsu Photonics Deutschland GmbH.: Arzbergerstr. 10, D-82211 Herrsching am Ammersee, Germany, Telephone: (49)8152-375-0, Fax: (49)8152-265-8 E-mail: [email protected] France: Hamamatsu Photonics France S.A.R.L.: 19, Rue du Saule Trapu, Parc du Moulin de Massy, 91882 Massy Cedex, France, Telephone: (33)1 69 53 71 00, Fax: (33)1 69 53 71 10 E-mail: [email protected] United Kingdom: Hamamatsu Photonics UK Limited: 2 Howard Court,10 Tewin Road, Welwyn Garden City, Hertfordshire AL7 1BW, UK, Telephone: (44)1707-294888, Fax: (44)1707-325777 E-mail: [email protected] North Europe: Hamamatsu Photonics Norden AB: Torshamnsgatan 35 16440 Kista, Sweden, Telephone: (46)8-509-031-00, Fax: (46)8-509-031-01 E-mail: [email protected] Italy: Hamamatsu Photonics Italia S.r.l.: Strada della Moia, 1 int. 6 20020 Arese (Milano), Italy, Telephone: (39)02-93581733, Fax: (39)02-93581741 E-mail: [email protected] China: Hamamatsu Photonics (China) Co., Ltd.: B1201 Jiaming Center, No.27 Dongsanhuan Beilu, Chaoyang District, Beijing 100020, China, Telephone: (86)10-6586-6006, Fax: (86)10-6586-2866 E-mail: [email protected] Cat. No. LCWLD2022E02 MAY. 2014