MEMS Variable Optical Attenuator (MEMS VOA)

It is an optical device based on microelectromechanical technology for dynamically adjusting the power of optical signals, which is widely used in the fields of optical communication, fibre optic sensing and optical testing. Its core features are high precision, fast response, low power consumption and miniaturisation.

Specification

Resources

Features

Low insertion loss

Compact design

Low polarization dependent loss

Low energy consumption

Application

Channel switch

Receiver protection

EDFA gain slope control

Optical splitter multiplexer

Power control and equalization

Technical parameters

Parameters	MEMS VOA		Unit
Type	Bright	Dark
Operating Wavelength	SM:1260~1620；MM:850/1310		nm
Attenuation Range	SM:≥30@5V；MM: ≥30@3V		dB
Insertion Loss	≤0.7		dB
Response Time	≤8		ms
Return Loss	SM≥50；MM≥30		dB
WDL	≤0.25@0V		dB
Optical Power	≤500		mW
Driving Voltage	SM≤6.5；MM≤35		V
Operating Temperature	-20~+85		℃
Storage Temperature	-40~+85		℃
Dimension	Φ5.4×19		mm

Dimensions

Pin Assignment

Pin NO.	Single Mode	Multi-Mode
1	Anode	Anode
2	Cathode	GND
3	GND	GND

Order information: HC－MVOA -A-B-C-D-E-F-G

A	B	C	D	E	F	G
Type	Wavelength	Attenuation range	Fiber type	Fiber diameter	Fiber length	Connector type
1: Bright	13: 1310nm	25:min.25 dB	A1:G657A1	025:Φ0.25mm	05:0.5m	00: None
2 :Dark	15:1550nm	30:min.30 dB	A2:G657A2	09:Φ0.9mm	10: 1.0m	FP: FC/UPC
	1315:1310&1550nm	40:min.40dB	OM1: 62.5/125	X:other	15: 1.5m	FA: FC/APC
	MM:M Multi-Mode	X:other	OM2:50/125		X:other	SP: SC/UPC
	X:other		OM3:50/125			SA: SC/APC
			X:other			LP: LC/UPC
						LA: LC/APC
						MP:MPO
						X:other

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Resources

MEMS Variable Optical Attenuator (MEMS VOA)