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These lasers are designed for use in analog applications, such as CATV and optical Radio on Fiber System. The 1310 nm DFB laser for analog forward path application is a high power laser capable of carrying 78 channels with excellent CSO, CTB, and CNR performance. The 1550nm DFB laser is designed for use in DWDM QAM application.
Features
- DFB laser diode
- Low distortion and noise
- Built-in optical isolator, monitor photodiode, thermistor and thermoelectric cooler
- 1.3µm single-mode fiber
- 14pin butterfly package (OC-48pin compatible on CZ)
- 4pin uncooled coaxial package (JL)
- Selected wavelengths of the ITU-T grid are availiable (FLD5F7CZ)
Application
- CATV HFC System
- Radio on Fiber System
FLD3F7CZ
FLD3F12JL-R
Specifications
| Part Number | Peak wavelength λP (nm) |
Optical output power Pf (mW) (Min.) |
CSO (dBc) (Max.) |
CTB (dBc) (Max.) |
CNR (dB) (Min.) |
Channel number |
Application |
|---|---|---|---|---|---|---|---|
| FLD3F7CZ | 1310 | 8 | -60 | -65 | 50 | 78 | Forward Path |
| FLD3F8CZ | 1310 | 2 | -60 | -65 | 50 | 78 | |
| FLD3F12JL-R | 1310 | 2 | -50 (lMD2) | -60 (lMD3) | -150dB/Hz (RIN) | 2 | Return Path |
| FLD5F7CZ | 1530.33-1560.61 | 10 | -44 (lMD2) | -53 (lMD3) | -157dB/Hz (RIN) | 2 | Forward Path |
Analog DFB Lasers
Part Number: FLD3F7CZ, FLD3F8CZ, FLD3F12JL-R, FLD5F7CZ