VLF-490+

Coaxial Low Pass Filter 50Ω VLF-490+ *DC to 490 MHz Operating Temperature Storage Temperature Generic photo used for illustration purposes only Features Maximum Ratings -55°C to 100°C -55°C to 100°C RF Power Input* 8.5W max. at 25°C DC Current Input to Output 0.5A max. at 25°C * Passband rating, derate linearly to 3.5W at 100°C ambient. CASE STYLE: FF704 Connectors Model SMA VLF-490+ • rugged uni-body construction, small size • 7 sections • excellent power handling, 8.5W • temperature stable • low cost • protected by U.S. Patent 6,943,646 +RoHS Compliant The +Suffix identifies RoHS Compliance. See our web site for RoHS Compliance methodologies and qualifications Permanent damage may occur if any of these limits are exceeded. Applications • harmonic rejection • transmitters/receivers • lab use Electrical Specifications at 25°C PASSBAND (MHz) fco, MHz Nom. (loss < 1.2 dB) (loss 3 dB) f 20 40 fr 20 Stopband Passband Max. Typ. Min. Typ. Typ. Typ. Typ. *DC-490 650 800 880-2500 6000 20 1.2 Outline Drawing STOP BAND (MHz) (loss, dB) VSWR (:1) NO. OF SECTIONS 7 * Not for use with DC voltage at input and output ports typical frequency response .312 Across Flats in some models electrical schematic R F IN R F OUT AT T E NUAT ION 40dB 20dB 3dB 1dB Outline Dimensions ( B .410 10.41 D 1.43 36.32 inch mm F co F 20 F R E QUE NC Y ) E wt .312 grams 7.92 10.0 F R 20dB Typical Performance Data at 25°C Frequency (MHz) Insertion Loss (dB) 1 100 490 600 650 VSWR (:1) 0.05 0.25 0.84 1.51 2.34 1.01 1.07 1.11 1.43 1.80 700 730 765 800 880 4.86 9.44 19.23 33.99 43.69 3.03 5.66 10.56 14.03 18.90 1500 2500 3500 5000 6000 67.73 48.73 36.46 23.74 22.90 45.72 52.65 52.65 44.55 43.44 VLF-490 INSERTION LOSS VLF-490 VSWR 1000 70 60 100 50 VSWR INSERTION LOSS (dB) 80 40 30 10 20 10 0 1 0 1000 2000 3000 4000 5000 6000 FREQUENCY (MHz) 0 1000 2000 3000 4000 5000 6000 FREQUENCY (MHz) Notes A. Performance and quality attributes and conditions not expressly stated in this specification document are intended to be excluded and do not form a part of this specification document. B. Electrical specifications and performance data contained in this specification document are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions. C. The parts covered by this specification document are subject to Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled to the rights and benefits contained therein. For a full statement of the Standard Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp Mini-Circuits ® www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 sales@minicircuits.com REV. J M151777 VLF-490+ ED-6588/4 RVN/AD/CP/AM 150714 Page 1 of 1