Coaxial Low Pass Filter VLFX-400 DC to 400 MHz (40 dB Isolation up to 20 GHz) Maximum Ratings Operating Temperature -55C to 100C Storage Temperature -55C to 100C RF Power Input* 10W max. at 25C *Passband rating, derate linearly to 3.5W at 100C ambient. Features * 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 CASE STYLE: FF1118 Connectors SMA Model VLFX-400-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-400 540 670 700-20000 10 1.15 VLFX-400 D 2.67 67.82 E .312 7.92 Frequency (MHz) wt. grams 17.0 Insertion Loss (dB) VSWR (:1) 0.22 0.38 0.55 0.97 1.23 1.12 1.15 1.17 1.15 1.24 500 540 600 670 700 1.67 2.42 6.73 32.49 42.85 1.39 1.51 2.09 6.86 8.74 800 1000 3000 5000 7500 43.74 44.36 72.09 64.87 67.01 14.22 26.35 84.69 54.70 45.36 10000 12500 15000 17500 20000 75.88 55.24 55.32 69.03 70.03 16.45 5.36 13.07 5.42 16.72 RF OUT Typical Frequency Response 40 dB VLFX-400 INSERTION LOSS 20 dB VLFX-400 VSWR 1000 100 90 1 dB fco f20 f40 FREQUENCY >20 GHz 80 70 100 60 VSWR 3 dB INSERTION LOSS(dB) ATTENUATION (dB) 21 50 100 200 400 450 Functional Schematic RF IN NO. OF SECTIONS Typical Performance Data @ 25C Outline Dimensions (inch mm ) B .39 9.91 VSWR (:1) 50 40 10 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-400 EDU-0399 ED-11930A/3 URJ/AD/CP 060605