Document
Surface Mount Circulator
FR31-Series
FR31-Series
Surface Mount Circulator
Features
• • • • • 24 dB Isolation Typical, 0.25 dB Insertion Loss Typical Compatible with Pick-and-Place Manufacturing and Solder Reflow Profiles Custom Products Available with Alternate Configurations such as Couplers, Attenuators, Higher Power Terminations, Reverse Circulation and Termination on Ports 1 or 2 Available as Custom Product Without Flange for Surface Mount Applications (Solder Reflow) Designed for Wireless Telecommunications Systems: AMPS, N-AMPS, D-AMPS, EGSM, GSM, DCS1800, PCS1900
FR31
Description
M/A-COM’s surface mount circulators and isolators, designed for cellular applications, feature high performance at low cost. These designs offer the best isolation per insertion loss ratio in the industry and are currently produced in the tens of thousands of pieces per year. These units can be ordered so as to be compatible with solder reflow manufacturing techniques. Both circulators and isolators are in stock at all authorized M/A-COM distributors.
Part Number FR31-0001 FR31-0002 FR31-0003 FR31-0004 FR31-0005 FR31-0006 FR31-0007 FR31-0008
Frequency Range (MHz) 869 – 894 925 – 960 1805 – 1880 1930 – 1990 824 – 849 880 – 915 1710 – 1785 1850 – 1910
Electrical Specifications
Parameter Isolation Insertion Loss Forward Power VSWR Units dB dB Watts — Min. 22 — — — -10 to +60° C Typ. 24 0.25 — — Max. — 0.3 65 1.20 Min. 20 — — — -30 to +85° C Typ. 22 0.30 — — Max. — 0.35 65 1.22
V2.00 M/A-COM Division of AMP Incorporated n North America: Tel. (800) 366-2266, Fax (800) 618-8883 n Asia/Pacific: Tel.+85 2 2111 8088, Fax +85 2 2111 8087 n Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020
www.macom.com
AMP and Connecting at a Higher Level are trademarks. Specifications subject to change without notice.
Surface Mount Circulator
FR31-Series
Typical Performance, T = +25°C
FR31-0001
Isolation
0 -5
Insertion Loss
0 -0.1
-10
Insertion Loss (dB)
Isolation (dB)
-15 -20 -25 -30 -35
-0.2 -0.3 -0.4 -0.5
-40
819
852
884
819
852
884
917
Frequency (MHz)
Frequency (MHz)
FR31-0002
Isolation
0 -5 Insertion Loss (dB) -1 0 Isolation (dB) -1 5 -2 0 -2 5 -3 0 -3 5 -4 0 -4 5 875 908 940 F r e q u e n c y (M H z ) 973 1005 -0 .1 -0 .2 -0 .3 -0 .4 -0 .5 -0 .6 875 908 940 F re q u e n c y (M H z ) 973 1005 0
Insertion Loss
FR31-0003
Isolation
0 -5
Insertion Loss (dB) 0 -0 .0 5 - 0 .1 -0 .1 5 - 0 .2 -0 .2 5 - 0 .3 -0 .3 5 1750
Insertion Loss
-1 0 Isolation (dB) -1 5 -2 0 -2 5 -3 0 -3 5 -4 0 -4 5 -5 0 1750 1795 1840 1885 1930
1795
1840
1885
917
1930
1975
-45
-0.6
F re q u e n c y (M H z )
F re q u e n c y (M H z)
FR31-0004
Isolation
0 -5 -1 0
Insertion Loss (dB) -0 .0 5 -0 .1 -0 .1 5 -0 .2 -0 .2 5 -0 .3 -0 .3 5 1880 0
Insertion Loss
Isolation (dB)
-1 5 -2 0 -2 5 -3 0 -3 5 -4 0 -4 5 -5 0 1880 1912 1943 1975 2006
1912
1943 F re q u e n c y (M H z)
2006
F re q u e n c y (M H z )
V2.00 M/A-COM Division of AMP Incorporated n North America: Tel. (800.