FU-650SDF-FW41Mxx 1.55 μm DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL is a 1.5μm coaxial Uncooled DFB-LD module with single-mode optical fiber produced by Mitsubishi Electric. It has CWDM 8ch selectable and emits light in the 1.55μm band.
The FU-650SDF-FW41Mxx is a 1.55 µm uncooled DFB‑LD laser diode module with a coaxial package and built‑in optical isolator, intended for analog transmission and optical repeater systems. It includes a single‑mode fiber pigtail and an integrated photodiode for output monitoring.
The document lists key electrical and optical parameters, such as a 9 mW continuous‑wave output power and a forward current limit of 150 mA, as well as extensive safety, handling, shipping, storage, and ESD precautions to ensure reliable operation and user protection.
| Optical output power (continuous wave) | 9 mW |
|---|---|
| Forward current (continuous wave) | 150 mA |
| Reverse voltage (laser diode) | 2 V |
| Photodiode reverse voltage | 20 V |
| Operating case temperature range | -5 °C to +75 °C |
| Storage temperature range | -40 °C to +85 °C |
| Threshold current (typical) | 10 mA |
| Operating current (typical) | 35 mA |
| Operating voltage (typical) | 1.2 V |
The maximum forward current is 150 mA.
Store the module between –40 °C and +85 °C.