INFRARED LASER DIODE DL-7140-201S Ver.2 Nov. 2002 Features Package Tolerance : ± 0.2 (Unit : mm) 0 ø5.6 - 0.025 ø4.4 • Wavelength : 785 nm (Typ.) • Low threshold current : Ith = 30 mA (Typ.) • High operating temperature : 60°C at 70mW(CW) ø3.55± 0.1 ø1.6 Effective window diameter 1.0min. 1 Applications Top view 3 2 Optical disc system (CD-R) 1.0± 0.1 LD facet Absolute Maximum Ratings (Tc=25°C) Parameter Light Output Reverse Voltage Symbol Ratings 3ø0.45± 0.1 Po (CW) 80 Pulse 1) Po(pulse) 85 Laser 2 CW VR PD ø1.4max. Unit mW Pin No. 1 2 3 ø2.0 Pin Connection V 30 1 Operating Temperature Topr -10 to +60 °C Storage Temperature Tstg -40 to +85 °C 3 PD LD 1) Pulse Width ≤1.0µs, Duty 50% 2 Electrical and Optical Characteristics (Tc=25°C) Parameter Symbol Condition Threshold Current Ith CW Operating Current Iop Operating Voltage Typ. Max. Unit - 30 50 mA Po=70mW - 100 140 mA Vop Po=70mW - 2.0 2.8 V Lasing Wavelength Lp Po=70mW 775 785 800 nm Perpendicular Beam 2) Divergence Parallel Qv Po=70mW 14 17 20 ° Qh Po=70mW 6 8 10 ° Perpendicular dQv - - - ±3 ° Parallel dQh - - - ±2 ° Off Axis Angle Min. Differential Efficiency dPo/dIop - 0.6 1.0 1.4 mW/mA Monitoring Output Current Im Po=70mW 0.10 0.25 0.6 mA Astigmatism As Po=70mW 10 µm - - 2) Full angle at half maximum Note : The above product specification are subject to change without notice. Tottori SANYO Electric Co., Ltd. LED Division 5-318, Tachikawa, Tottori 680-8634 Japan TEL : +81-857-21-2137 FAX : +81-857-21-2161 DL-7140-201S Characteristics Output power vs. Forward current Threshold current vs. Temperature 100 80 100 25 60°C 80 60 60 40 40 20 20 0 0 50 100 150 Forward current IF (mA) 200 10 0 Monitor current vs. Output power 10 20 30 40 50 Temperatube Tc (°C) 60 Beam divergence 1.0 0.3 Tc=25°C Vr(PD)=5V Po=70mW Tc=25°C 0.8 0.2 Qv 0.6 Qh 0.4 0.1 0.2 0 0 0 10 20 30 40 50 Output power Po (mW) 60 70 Lasing wavelength vs. Temperature -40 -30 -20 -10 0 10 20 Angle ( ° ) 30 40 Output power vs. Lasing wavelength 800 Po=70mW Tc=25°C Po=70mW 795 Po=50mW 790 785 Po=10mW 780 0 10 20 30 40 Temperature Tc (°C) 50 60 775 780 785 790 Lasing wavelength Lp (nm) This is typical data and it may not represent all products. 795