alcatel 1948 plo high power 1480 nm pump laser module description the alcatel 1948 plo module contains a slmqw 1480 nm high power laser directly coupled to the pigtail. it incorporates a thermo-electric cooler, precision ntc thermistor, and a monitor photodiode. the alcatel 1948 plo can be pigtailed with a standard single mode fiber (smf) or a polarization maintaining fiber (pmf). the alcatel 1948 plo is dedicated to 1480 nm pumped erbium-doped fiber amplifiers (edfa). features from 140 to 200 mw output power versions low drive cur r ent smf or pmf ingaasp slmqw laser internal tec and monitor photodiode hermetic 14-pin butterfly package full performance in operating case temperature from 0 to + 70 ? applications high power edf a instrumentation optical characteristics p a r a m e t e r c o n d i t i o n m i n t y p i c a l m a x u n i t t h r eshold current (ith) 3 5 6 5 m a output power (pf) if = 700 or 600 ma 1 4 0 1 5 5 m w if = 700 or 600 ma 1 6 0 1 7 5 m w if = 700 or 600 ma 1 8 0 2 0 0 m w if = 700 or 800 ma 1 9 0 2 1 0 m w if = 800 ma 2 0 0 2 2 0 m w f o rw a r d voltage (vf) @ if 2 . 1 2 . 5 v monitoring curr e n t @ if 3 0 0 ?a wavelength range 1 4 6 0 1 4 9 0 n m spectral width (rms) - 10 db 1 5 n m photodiode dark curr e n t v= - 5v 5 0 n a photodiode capacitance v= - 5v, 1 mhz 1 5 p f t h e r mistor r e s i s t a n c e 9 . 5 1 0 . 5 k w tec current (itec) d t = 45 c; tchip = 25 c; tcase = 70 c 1 . 3 a tec voltage (vtec) d t = 45 c; tchip = 25 c; tcase = 70 c 4 . 2 v
may 99 copyright ?1999 alcatel optronics customized versions are available for large quantiti es. performance figures contained in this document must be specifically confirmed in writing by alcatel optronics before they become applicable to any particular order or contract. alcatel optronics r eserves the right to make changes to the products or information contained herein without notice.
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