HJF-A-500 SQ
0/180° HYBRID JUNCTION
REV: 001, 03/11/02
• SPACE QUALIFIED
• 5 - 1000 MHz
• BROADBAND, HIGH ISOLATION
SERIES 05
TECHNICAL DESCRIPTION / APPLICATION
The HJF-A-500 SQ hybrid junction covers a frequency range of 5 - 1000 MHz using a special lumped
element design to reduce the size while maintaining high performance. This device has been designed
in accordance with Merrimac document CENG-0001, “Standard Design Requirements for Space Qualified
Devices”.
GENERAL SPECIFICATIONS
MODEL
NUMBER
FREQUENCY
RANGE
MHz
HJF-A-500 SQ
INPUT POWER MAX
5 - 1000
COUPLING
NOM.
1W
3.0 dB
ISOLATION
EH (dB)
MIN.
25
TYP.
30
IMPEDANCE
NOM.
50 OHM
INSERTION LOSS
dB
MAX.
1.7
TYP.
1.2
WEIGHT
MAX.
2.8 g
AMPLITUDE
BALANCE
dB
MAX.
0.4
TYP.
0.2
PHASE BALANCE
MAX.
±4°
TYP.
±2°
VSWR
INPUT/ OUTPUT
MAX.
1.4:1
TYP.
1.2:1
OPERATING TEMPERATURE
-55° to +85 ° C
PACKAGE OUTLINE
.385±0.020
[9.78±.508]
.312±.030
[7.92±0.76]
(TYP)
.150 MAX.
[3.81]
1
2
.510±0.020
[12.954±0.508]
*.350 TYP
[8.89]
*.250 TYP
[6.35]
ø.015±0.005
[0.38±0.127]
TYP. 8 PINS
NOTES:
1. TOLERANCE ON 3 PLACE DECIMALS ±.010 [.25mm] EXCEPT AS NOTED.
2. MAX. IS LARGEST DIMENSION ALLOWED.
3. DIMENSIONS = INCHES [mm]
4. METRIC EQUIVALENTS ARE TO THE NEAREST .01mm.
5. ALL LEADS TO BE WITHIN ± .010 [.25mm] OF EACH OTHER AT THIS DIMENSION.
6. DIMENSIONS MARKED WITH * APPLY ONLY AT BODY.
7. ALL UNMARKED PINS ARE CASE GROUND.
*.100 TYP
[2.54]
*.080 TYP 5
[2.03]
*.050±0.015
[1.27±0.381]
H
E
E
Isol.
In
H
In
Isol.
1
0° ref.
0°
2
0°
-180°
Merrimac Industries, RF & Microwave Products Division / 41 Fairfield Place, West Caldwell, NJ 07006
Tel: 973.575.1300 / Fax: 973.575.0531 / Internet: www.Merrimacind.com
MERRIMAC [ MERRIMAC INDUSTRIES, INC. ]
