INTRODUCTION

Oki Semiconductor’s OL4121N-120/OL4121N-140 family of 1480-nm high-power laser diodes are available in a 14-pin “butterfly” package which is designed for high-performance fiber-optic applications. The OL4121N-120 and OL4121N-140 diodes have a built-in thermo-electric cooler, thermistor, and isolator, and have a single-mode fiber pigtail.

FEATURES

• High power output: Pf=120 mW (OL4121N-120)

Pf=140 mW (OL4121N-140)

• 14-pin “butterfly” package

• Single-mode fiber

• Built-in isolator

• Includes photodiode for power monitoring

• Built-in thermo-electric cooler (TEC)

APPLICATION

• WDM/DWDM systems

• Erbium-doped fiber amplifier

• Regeneration of data

• Fiber-optic long-haul terrestrial networks