FWDM Filter TX1550 RX1310 1490 Passive Component

The FWDM is a crucial component in optical communication systems such as Fiber-to-the-Home (FTTH) and Telecommunications networks. It allows for efficient data transmission over longer distances with minimal signal degradation. The TX signal at 1550nm is commonly used for long-haul fiber optic communication due to its lower attenuation rate compared to shorter wavelengths. The RX signals at 1310nm and 1490nm, on the other hand, are commonly used in passive optical networks (PONs) for short to medium-haul transmission.

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Description

Technical Parameters

Product description

The FWDM Filter TX1550 RX1310 1490 Passive Component is a highly efficient and dependable optical communication component designed to separate and combine wavelengths with varying power levels. Through the application of optical splitting technology, it divides signals into distinct wavelengths for transmission, thereby enhancing communication efficiency and ensuring more stable data transmission. This significantly boosts the overall performance of the optical communication system. It finds extensive use in optical amplifiers and CATV applications.

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Product Specifications

Wavelength	TX1550 RX1310/1490nm	Technology	TFF (Thin Film Filter)
Passband	1540~1650nm	Reflection	1260~1360&1480~1500
Passband ripple	≤0.30dB	IL @ Passband	≤0.60dB
Reflection band ripple	≤0.20dB	IL @ Reflection	≤0.40dB
Transmission isolation (adj channel)	≥30dB	Transmission isolation (non-adj channel)	≥50dB
Reflection isolation	≥15dB	Polarization dependent loss	≤0.1dB
Polarization mode dispersion	≤0.2ps	Thermal Stability	≤0.005N
Directivity	≥50dB	Return loss	≥45dB
Optical power handling	≤500mW	Temperature	Operating -40 to 85°C Storage -40 to 85°C
Fiber type	SMF-28e	Package dimension	Steel ∮5.5 x L34mm ABS 902010nm

Note.
1) All the specifications are based on the devices without connectors, and guaranteed over wavelength, polarization and temperature.
2) PMD and chromatic dispersion values are guaranteed by design.
3) Specifications are subject to change without notice.

Ordering information

FW	- Package	-Connector Type	U/A	-55	-Fiber Type	-Fiber Length
	S: Steel	0: No connector	U: UPC	55: 1550nm	9: 0.9mm Fiber	005: 0.5+/-0.1m
	B: ABS BOX	1: LC	A: APC		20:2.0mm	01: 1.0+/-0.1m
	Others	2: SC			30:2.0mm	others
		3: FC			Others
		4: Others

FAQ

Q: What does FWDM TX 1550nm RX 1310 / 1490nm mean?

A: This FWDM device can receive a signal of 1310nm or 1490nm and simultaneously transmit a signal of 1550nm. The purpose is to transmit multiple signals on a single fiber.

Q: What data transfer rates does FWDM TX 1550nm RX 1310 / 1490nm support?

A: The device supports different data transmission rates, including 1Gbps, 10Gbps, 40Gbps, and 100Gbps, etc.

Q: What is the role of FWDM TX 1550nm RX 1310 / 1490nm?

A: The device can separate the signal of 1310nm or 1490nm from the signal of 1550nm in order to reduce intersignal interference and improve signal quality during transmission.