Coaxial Low Pass Filter VLFX-1125 DC to 1125 MHz (40 dB Isolation up to 20 GHz) Maximum Ratings Features Operating Temperature -55C to 100C Storage Temperature -55C to 100C RF Power Input* * very good isolation, 40 dB up to 20 GHz * 21 sections * excellent power handling, 10W * temperature stable LTCC internal structure * re-entry frequency > 20 GHz * rugged unibody construction * protected by US patent 6,943,646 10W max. at 25C *Passband rating, derate linearly to 3.5W at 100C ambient. CASE STYLE: FF1118 Connectors SMA Model VLFX-1125-S Price $39.95 ea. Qty. (1-9) Applications * * * * Outline Drawing harmonic rejection transmitters/receivers lab use test instrumentation Low Pass Filter Electrical Specifications @ 25C MODEL NO. PASSBAND (MHz) fco, MHz Nom STOPBAND (MHz) (Loss, dB) (Loss < 1.2dB) Max. (Loss 3 dB) Typ f20 Min. f40 Typ. Stopband Typ. Passband Typ. DC-1125 1825 2125 2300-20000 10 1.4 VLFX-1125 VSWR (:1) NO. OF SECTIONS 21 Typical Performance Data @ 25C Outline Dimensions ( B .39 9.91 D 2.67 67.82 E .312 7.92 inch mm ) Frequency (MHz) wt. grams 17.0 Functional Schematic RF IN RF OUT VSWR (:1) 50 250 500 1000 1125 0.20 0.29 0.47 0.98 1.00 1.05 1.06 1.05 1.33 1.42 1250 1500 1825 1950 2125 1.22 1.51 2.87 7.42 28.25 1.50 1.47 1.57 3.84 10.09 2300 4000 6000 8000 10000 48.17 87.43 73.04 78.45 71.93 15.86 33.59 64.26 48.12 40.02 12000 14000 16000 18000 20000 57.91 49.00 81.35 64.13 73.49 20.21 15.03 24.55 22.79 2.20 40 dB VLFX-1125 INSERTION LOSS 20 dB VLFX-1125 VSWR 100 100 90 1 dB fco f20 f40 FREQUENCY >20 GHz 80 70 60 VSWR 3 dB INSERTION LOSS(dB) ATTENUATION (dB) Typical Frequency Response Insertion Loss (dB) 50 10 40 30 20 10 0 1 0 4000 8000 12000 16000 20000 0 FREQUENCY (MHz) Mini-Circuits (R) 4000 8000 12000 FREQUENCY (MHz) INTERNET http://www.minicircuits.com P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661 Distribution Centers NORTH AMERICA 800-654-7949 * 417-335-5935 * Fax 417-335-5945 * EUROPE 44-1252-832600 * Fax 44-1252-837010 Mini-Circuits ISO 9001 & ISO 14001 Certified 16000 20000 REV. A M97025 VLFX-1125 EDU-0399 ED-11930A/17 URJ/RS/CP 060605