The TFF DWDM 3 Ports Device is designed for Dense Wavelength Division Multiplexing (DWDM) applications, offering superior performance and flexibility for high-capacity optical networks. With three ports, this device enables efficient multiplexing and demultiplexing of optical signals across different wavelengths, maximizing bandwidth and enhancing transmission capabilities. Its compact design and high precision ensure minimal signal loss and optimal performance over long-distance transmission. Ideal for use in telecommunication systems, metro networks, and other high-demand fiber-optic environments.
| Parameter | Unit | Specification |
| Operating Wavelength | nm | C/L Band |
| Channel Spacing | GHz | 100 | 200 |
| Channel Center Wavelength | nm | ITU grid |
| Channel Passband@-0.3dB | nm | ≥0.22(λITU ±0.11) | ≥0.5(λITU ±0.25) |
| Port of Transmission | Transmission Insertion Loss | dB | ≤0.8(Typical 0.6) | ≤0.8(Typical 0.6) |
| (Port1=＞Port2) | Adjacent Channel Isolation | dB | ＞30 |
| Non-Adjacent Channel Isolation | dB | ＞45 |
| Pass Band Ripple | dB | ≤0.3 |
| PDL | dB | ≤0.15 |
| Port of Reflection | Reflection Insertion Loss | dB | ≤0.5 (Typical 0.3) |
| (Port1=＞Port3) | PDL | dB | ≤0.15 |
| Isolation of Reflection @ Pass Band | dB | ＞12 |
| Insertion LossTemperature Stability | dB /℃ | ≤0.003 |
| Wavelength Temperature Stability | nm /℃ | ≤0.001 |
| Return Loss | dB | ≥45 |
| Polarization Mode Dispersion | Ps | ≤0.10 |
| Directivity | dB | ≥45 |
| Power Handling | mW | 300 |
| Operating Temperature | ℃ | -40 ~ +85 |
| Storage Temperature | ℃ | -40 ~ +85 |
| Fiber Type | -- | Corning SMF-28 Ultra, G657A1/A2 or customer specified |
| Pigtail type | -- | Ø250μm Bare Fiber or Ø0.9mm loose tube |
| Fiber length | m | 1.0, or customer specified |
| Package Dimension | mm | Steel Tube: |
| Ø5.5x34 for 250μm bare fiber, |
| Ø5.5x38 for Ø0.9mm loose tube; |
| Glass Tube: |
| Ø4.0x26 for Ø250μm bare fiber, |
| Ø3.2x26 for Ø250μm bare fiber; |
Note:
Insertion loss excluding connector loss. With connectors add 0.3dB;
Connectors can be customized on request.
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