First line: 2.5Gb/s Laser Module This module suitable direct modulated light source 2.5Gb/s digital optical communication systems. This module compliant with meet ITU-T recommendation wavelength channel plan DWDM transmission applications. Characteristics (PT3169)Abstract: .. Characteristics PT3169 Let work for you. Unit: inch mm PT 3169. Parameter Symbol. Storage Temperature. Operating Temperature. TE Cooler Current. Tstg. Top. Ic. Unit. o C. o C. A. Ratings. 40 ~ 70. 20 ~ 65. 1.5 .. Tags: PT3169