LFCN-1800D

Ceramic Low Pass Filter DC to 1800 MHz Maximum Ratings Operating Temperature Storage Temperature RF Power Input* -55°C to 100°C -55°C to 100°C 10W max. at 25°C ! NEW LFCN-1800 Features • • • • • excellent power handling, 10W small size 7 sections temperature stable patent pending CASE STYLE: FV1206 Model LFCN-1800 LFCN-1800D Price $2.99 $3.49 Qty. (10-49) (10-49) DC Current Input to Output 0.5A max. at 25°C *Passband rating, derate linearly to 3.5W at 100°C ambient. Applications • harmonic rejection • VHF/UHF transmitters/receivers • lab use Pin Connections RF IN RF OUT GROUND **RF IN & RF OUT can be interchanged 1** 3** 2,4 Low Pass Filter Electrical Specifications1 (TAMB=25°C) MODEL NO. PASSBAND (MHz) (loss < 1 dB) Max. LFCN-1800 DC-1800 Outline Drawing fco, MHz Nom. (loss 3 dB) Typ. 2125 STOP BAND (MHz) (loss, dB) f 20 Min. 2425 30 Typ. 2500-7200 fr 20 Typ. 8600 VSWR (:1) Stopband Typ. 20 Passband Typ. 1.2 NO. OF SECTIONS 7 1. For Applications requiring DC voltage to be applied to the Input or output, use LFCN-1800D (DC Resistance to ground is 100 Mohms min.) typical frequency response RF IN ATTENUATION (dB) 40dB 20dB schematic RF OUT 3dB 1dB f co f 20 FREQUENCY fR 20 dB Typical Performance Data at 25°C Frequency (MHz) 100.00 500.00 1000.00 1500.00 1850.00 1875.00 2000.00 2125.00 2450.00 2500.00 4000.00 6000.00 7200.00 8800.00 9000.00 Insertion Loss (dB) 0.07 0.21 0.41 0.62 0.86 0.90 1.21 2.29 32.51 33.42 38.61 37.95 32.93 20.55 19.80 VSWR (:1) 1.01 1.11 1.24 1.24 1.06 1.07 1.22 1.88 15.53 17.05 42.38 34.07 24.48 18.90 17.39 Outline Dimensions ( inch ) mm A .126 3.20 H .087 2.21 B .063 1.60 J .024 0.61 C .037 0.94 K .122 3.10 D .020 0.51 L .024 0.61 E .032 0.81 M .087 2.21 F .009 0.23 N .012 0.30 G .169 4.29 P wt .071 grams 1.80 .020 Demo Board MCL P/N: TB-270 Suggested PCB Layout (PL-137) 60 INSERTION LOSS (dB) 50 40 30 20 10 0 0 LFCN-1800 INSERTION LOSS 100 LFCN-1800 VSWR VSWR 1000 2000 3000 4000 5000 6000 7000 8000 9000 FREQUENCY (MHz) 10 1 0 1000 2000 3000 4000 5000 6000 7000 8000 9000 FREQUENCY (MHz) Mini-Circuits ® 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. B M96263 LFCN-1800 ED-11960/4 AD/CP/AM 050113