China WDM 980-1550nm Fiber Optic Coupler - Low Insertion Loss, High Isolation, Reliable Suppliers & Factory
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 |
|---|---|
| Center wavelength (nm) | 980/1550 |
| Operating bandwidth (nm) | 980±10 / 1550±30 |
| Configuration | 1x2 |
| IL@1550nm(dB) | ≤0.8 |
| IL@980nm(dB) | ≤0.7 |
| PDL(dB) | ≤0.10 |
| Isolation@1550nm(dB) | ≥25 |
| Isolation@980nm(dB) | ≥12 |
| PER(dB) | ≥20 |
| Directivity(dB) | ≥50 |
| Fiber type | Common & Pass: PM1550, Reflection: Hi1060 |
| Package size (Ф×L) mm | Ф5.5x35 |
| Fiber lead length | 1m |
| Operating Temperature | -5~70℃ |
| Storage Temperature | -40~85℃ |
| Power handling | ≤500mW |
| Port mark | See structure below |
Product Size
Ф5.5x35 Unit: mm
Frequently Asked Questions (FAQ)
Q1:
What is the primary function of the 980/1550nm WDM?
It is designed to combine or separate 980 nm pump light and 1550 nm signal light in optical fiber communication systems, commonly utilized in Erbium-Doped Fiber Amplifiers (EDFA).
Q2:
What fiber types are configured for the ports on this device?
The Common and Pass ports are configured with PM1550 fiber, while the Reflection port uses Hi1060 fiber.
Q3:
What is the maximum optical power handling capability?
This component supports a maximum power handling of ≤500mW.
Q4:
What are the operating and storage temperature limits?
The device operates stably between -5°C and 70°C, and it can be safely stored within a temperature range of -40°C to 85°C.
Q5:
What are the dimensions and package size of this product?
The package size is ultra-compact, measuring Ф5.5x35 mm, which is ideal for space-constrained integration.

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