Under development New product LT050PS/MS Red Laser Diode Compact Laser Diode for DVD(635nm-5mW) ■ General Description Sharp's red laser diodes LT050PS / LT050MS have been developed for DVD that will bring a great hope to visual media of the next generation. ■ (Unit:mm) Outliine Dimensions Junction Model Name 90˚ Minitor photodiode 1.0 • LT050PS •••• Single power supply • LT050MS •••• Double power supply 1 2 ø2.0 ■ 0.4 X Y 3 ■ Cap glass ø 3.55 ø 1.0 1.27 LD chip 1.2 Reference surface ø3-0.45 2 Wavelength Threshold current Operating current Operating voltage Radiation Parallel angle Perpendicular 3 1 Symbol Optical power output 1 3 [Pin connection] Specifications Electro-optical characteristics (Tc=25˚C,Po=3mW) Parameter 2.3 Z Applications • DVD players • Bar code readers • Pointers etc. ■ ø 5.6 ø 4.4 6.5 *OPIC : OPIC (Optical IC) is a trademark of the SHARP Corporation. An OPIC consists of a light-detectinf ele,ent and signalprocessing circuit integrated onto a single chip. 0.4 0.25 Features (1) Maximum optical output : 5mW (2) Wavelength: 635nm (3) Compact ø5.6mm package (4) Stable transverse mode (5) High temperature operation at 60˚C (7) Realizes high temperature operation by introducing a tensile strain into the multi-quantum well active layer. (8) Stable optical characteristics by developing an index guide structure of MBE method 2 times growth (9) Pair use with Sharp's OPIC* light detector IS1630 is recommended. 0.5 ■ Po λp Ith Iop Vop θ// θ⊥ Laser diode 2 Ratings(TYP.) MAX. 5 mW 635 nm 45 mA 55 mA 2.3 V 8˚ 30 ˚ Monitor Photodiode LT050PS 3 1 Laser diode Monitor Photodiode 2 LT050MS (Notice) • In the absence of device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. • Specifications are subject to change without notice for improvement. (Internet) • Data for Sharp's optoelectronic/power devices is provided for internet. ( Address http://www.sharp.co.jp/ecg/) As of June 1996 Tec.L950801-A