Single-Stage Isolator 0.5W to 5W - Factory Suppliers from China for High-Quality Electrical Solutions
Product Features
Low insertion loss value
High isolation
Wide working bandwidth
High stability and reliability
Product Applications
Fiber optic communication systems
Cable TV CATV
Passive optical networks
Product Parameters
| Parameter | Value / Specification |
|---|---|
| Structure Configuration | Port 1 to Port 2 two-port device |
| Center Wavelength (nm) | 1550 |
| Operating wavelength range (nm) | 1528~1569 |
| Insertion Loss (1 → 2) @23℃ (dB) | 0.6 |
| Minimum Isolation (1 → 2) @23 °C (dB) | >28 |
| Polarization Dependent Loss (dB) | <0.15 |
| Polarization mode dispersion (ps) | <0.25 |
| Temperature dependent loss (dB) | <0.15 |
| Return Loss (dB) | > 55/55 |
| Max Power Handling (mW) | 5000 |
| Operating Temperature (°C) | 0 to +70 |
| Storage Temperature (°C) | -40 to +85 |
| Package Dimensions (mm) | ɸ 5.5 * 35 |
| Fiber type | SMF-28e, 250um bare fiber |
| Line length | Acuity 1.0 m |
| Connector | NA |
Photoelectric properties
Product Size
Unit: mm
Frequently Asked Questions (FAQ)
Q: What is the operating wavelength range of this single-stage isolator?
The center wavelength is 1550 nm, and it operates across a wide bandwidth range of 1528 nm to 1569 nm.
Q: What is the maximum power handling capability of the device?
The device features high power handling capabilities, supporting a maximum power of up to 5000 mW (5W).
Q: What are the typical insertion loss and isolation values at room temperature?
At 23°C, the isolator provides a very low insertion loss of 0.6 dB (Port 1 to Port 2) and a high minimum isolation of greater than 28 dB.
Q: What are the package dimensions and fiber specifications?
It features a compact package size of ɸ 5.5 * 35 mm and is equipped with SMF-28e 250um bare fiber with a line length of 1.0 m (Acuity).
Q: In which environments can this optical isolator be used?
It is designed for fiber optic communication systems, cable TV (CATV), and passive optical networks (PON), operating reliably within a temperature range of 0°C to +70°C.

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