Data Sheet January 2001 A1112 High-Power 1550 nm DFB Source Lasers Description The A1112 1550 nm DFB laser modules are highpower devices in a 14-pin butterfly package with a thermoelectric cooler and monitor photodiode.
The lasers are designed to be used in conjunction with commercially available external modulators for highperformance analog and digital applications.
Agere Systems Inc.
offers modules with 30 mW or 40 mW output power coupled into polarization-preserving fiber.
The A1112 operates with positive or negative bias.
Features s s s s High fiber-coupled power, 30 mW and 40 mW Narrow linewidth, 3 MHz Low relative intensity noise, –162 dB/Hz Coupled to polarization-preserving (P...

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