Passive Components

Dual Window Wideband Coupler

Parameter Premium A Grade
Operating Wavelength Range 1310 ± 40 nm & 1550nm ± 40 nm
Insertion Loss ≤ 3.6 dB ≤ 3.8 dB
Uniformity ≤ 0.7 dB ≤ 1.0 dB
Return Loss ≥ 55 dB (1x2); ≥ 65 dB (2x2)
PDL ≤ 0.15 dB ≤ 0.20 dB
Operating & Storage Temperature -40°C ~ +85°C
Package Dimensions - Light Duty (B) 3.0mm (ø) x 55.0mm (L)
Package Dimensions - Medium Duty (L) 3.0mm (ø) x 60.0mm (L)
Package Dimensions - Heavy Duty (K,R) 100.0mm x 12.0mm x 8.0mm
Note: Specifications based on 50/50 ratio
Tap Coupler
Coupling Ratio Max Insertion Loss
Premium A Grade
40/60 4.7/2.7 dB 5.0/2.9 dB
30/70 6.0/1.9 dB 6.4/2.2 dB
20/80 7.9/1.2 dB 8.5/1.4 dB
10/90 11.3/0.6 dB 12.7/0.8 dB
5/95 15.0/0.4 dB 16.0/0.5 dB
1/99 23.5/0.3 dB 24.0/0.4 dB
Tree Coupler
*Port # Max IL Uniformity
Premium A Grade Premium A Grade
1x4 7.2 dB 7.6 dB 1.3 dB 1.8 dB
1x8 11.0 dB 11.3 dB 2.0 dB 2.4 dB
1x16 14.4 dB 15.2 dB 2.7 dB 3.2 dB