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| QHF-2A-10 SQ 90 QUADRATURE HYBRID REV: 001, 03/12/02 * SPACE QUALIFIED * 10 MHz, 10% BANDWIDTH * FLATPACK SERIES 05 TECHNICAL DESCRIPTION / APPLICATION The QHF-2A-10 SQ 90 quadrature hybrid covers a frequency range of 10 MHz 5% 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 QHF-2A-10 SQ INPUT POWER MAX 9.5 - 10.5 COUPLING NOM. 1W 3.0 dB ISOLATION (dB) MIN. 23 TYP. 27 IMPEDANCE NOM. 50 OHM INSERTION LOSS dB MAX. 0.3 TYP. 0.2 AMPLITUDE BALANCE dB MAX. 0.75 WEIGHT MAX. 2.8 g TYP. 0.5 PHASE BALANCE MAX. 2 TYP. 1 VSWR INPUT/ OUTPUT MAX. 1.3:1 TYP. 1.2:1 OPERATING TEMPERATURE -55 to +85 C PACKAGE OUTLINE .3850.020 [9.78.508] .312.030 [7.920.76] (TYP) .150 MAX. [3.81] .5100.020 [12.9540.508] *.350 TYP [8.89] *.250 TYP [6.35] o.0150.005 [0.380.127] TYP. 8 PINS *.100 TYP [2.54] *.080 TYP 5 [2.03] *.0500.015 [1.270.381] 1 1 2 3 4 0 Phasing Diagram A 2 0 3 -90 Isolation 4 Isolation -90 0 -90 Isolation Isolation -90 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. 4 1 2 3 0 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 |
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