QHD-2SH-1.9G Datasheet, PDF (2/2 Pages) Merrimac Industries, Inc. – QUAD HYBRID

TYPICAL PERFORMANCE
-2
-2.2
-2.4
-2.6
-2.8
-3
-3.2
-3.4
-3.6
-3.8
-4
1700
1730
1760
1790
Coupling
1820 1850 1880
Frequency (MHz)
1910
Direct
Coupled
1940 1970
2000
VSWR
Port 1
Port 2
Port 3
Port 4
1.5
1.4
1.3
1.2
1.1
1
1700
1730
1760
1790
1820 1850 1880
Frequency (MHz)
1910
1940
1970
2000
-85
-86
-87
-88
-89
-90
-91
-92
-93
-94
-95
1700
1730
1760
1790
Phase Balance
1820 1850 1880
Frequency (MHz)
1910
1940
1970
2000
0
-5
-10
-15
-20
-25
-30
-35
-40
1700
1730
1760
1790
Isolation
1820 1850 1880
Frequency (MHz)
1910
1940
1970
2000
MOUNTING CONFIGURATION
50 OHM LINE
.032 DIELECTRIC THICKNESS
ER= 3.38
0.447
[11.35]
0.200
[5.08]
0.100
[2.54]
0.0630
[1.60]
Ground plane of unit should
be soldered to ground plane
of circuit board for optimum
performance
GROUND PLANE
GROUND VIAS
PLATED THRU
0.034 typ. [0.86]
0.050
[1.27]
0.068
[1.73]
TRUTH TABLE
1
2
3
4
1
Input
Iso
-90°
0°
2
Iso
Input
0°
-90°
3
-90°
0°
Input
Iso
4
0°
-90°
Iso
Input
Merrimac Industries / 41 Fairfield Place, West Caldwell, NJ 07006
Tel: [phone].MMFM / Fax: [phone] / Email: [e-mail] / www.merrimacind.com