Laser diodes AlGaAs laser diode in very compact package RLD-78MAT4S The RLD-78MAT4S is a laser diode housed in ROHM’s custom small 3.3 mm package. Using a laser chip with a low operating current, this device is ideal for pickups in thin, portable CD players and CD-ROM drives. External dimensions (Units: mm) M t y p e Applications Thin CD players, CD-ROM CD players in cars Features 1) Compact package for thin CD and CD-ROM. 2) Low current consumption suitable for portable applications. 3) High operating temperature suitable for notebook computers and car applications. Absolute maximum ratings (Tc = 25C) 287 Laser diodes Electrical and optical characteristics (Tc = 25C) Electrical and optical characteristic curves 288 RLD-78MAT4S Laser diodes RLD-78MAT4S 289