Description
The 980-Type Pump Laser Module is a precision, high-performance, ultrahigh-reliability lightwave component that provides high output power light, in the 980 nm range. The 980-Type Pump Laser Module is comprised of a single-mode laser diode, PIN backfacet monitor, microlensed single-mode fiber, and a Fiber Bragg Grating (FBG) for improved stability, all encased in a specially designed 14-pin, oxygen free, butterfly package.

Features
■ Extremely high reliability
    — Laser-welded packaging technology used to attain ultrastable long-term operation
    — 29-year life
■ Planar InGaAs PIN photodiode monitor for laser back-facet output
■ Wide range of stable CW optical output power
■ Individually certified for ultrahigh reliability
■ InGaAs ridge waveguide 980 nm single-mode laser diode
■ Standard low-profile, laser-welded, metal, hermetic, 14-pin butterfly package
■ Single-mode fiber with Bragg Grating (FBG) for stable operation
■ Stable single spatial mode kink-free operation over a wide range of temperatures and currents

Applications
■ Undersea optical transmission systems
■ Ultrahigh reliability optical communications for military systems