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| Coaxial Low Pass Filter DC to 490MHz Maximum Ratings Operating Temperature Storage Temperature RF Power Input -55C to 100C -55C to 100C 8.5*W max. at 25C ! NEW VLF-490 Features * * * * * low cost small size 7 sections temperature stable patent pending CASE STYLE: FF704 PRICE: $19.95 ea. QTY (10-24) DC Current Input to Output 0.5A max. at 25C *Passband rating, derate linearly to 3.5W at 100C ambient. Applications * harmonic rejection * transmitters/receivers * lab use Low Pass Filter Electrical Specifications (TAMB=25C) MODEL NO. PASSBAND (MHz) (loss < 1 dB) Max. LFCN-490 DC-490 fco, MHz Nom. (loss 3 dB) Typ. 650 STOP BAND (MHz) (loss, dB) f 20 Min. 780 40 Typ. 880-2500 fr 20 Typ. 6000 VSWR (:1) Stopband Typ. 20 Passband Typ. 1.2 NO. OF SECTIONS 7 Outline Drawing typical frequency response ATTENUATION (dB) 40dB 20dB schematic RF IN RF OUT 3dB 1dB f co f 20 FREQUENCY fR 20 dB Typical Performance Data at 25C Frequency (MHz) 1.00 100.00 250.00 500.00 600.00 650.00 700.00 780.00 880.00 1000.00 2500.00 3500.00 4500.00 5500.00 6000.00 Insertion Loss (dB) 0.05 0.22 0.39 0.86 1.52 2.37 5.08 27.49 44.92 41.68 75.47 38.94 36.38 20.80 21.07 VSWR (:1) 1.01 1.05 1.02 1.07 1.45 1.85 3.10 12.99 19.76 25.94 51.10 51.10 30.49 24.14 22.00 Outline Dimensions ( inch ) mm B .410 10.41 D 1.43 36.32 E .312 7.92 wt. grams 10.0 80 INSERTION LOSS (dB) 70 60 40 30 20 10 0 0 1000 50 INSERTION LOSS 100 VSWR VSWR 2000 3000 4000 5000 6000 10 1 0 1000 2000 3000 4000 5000 6000 FREQUENCY (MHz) FREQUENCY (MHz) Mini-Circuits (R) 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 REV. E M94020 VLF-490 EDR-6588/4 RVN/AD/CP 040907 |
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