Ceramic LFCN-2750+ LFCN-2750 Low Pass Filter 50Ω DC(1) to 2750 MHz CASE STYLE: FV1206 Features Maximum Ratings Operating Temperature -55°C to 100°C Storage Temperature -55°C to 100°C RF Power Input* 10W max. at 25°C * Passband rating, derate linearly to 3.5W at 100°C ambient. Permanent damage may occur if any of these limits are exceeded. Pin Connections RF IN 1 RF OUT 3 GROUND2,4 • excellent power handling, 10W • small size • 7 sections • temperature stable • LTCC construction • 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 and Reel Available Tape cost at no extra Devices/Reel 20, 50, 100, 200, 500,1000, 3000 Applications • harmonic rejection • VHF/UHF transmitters/receivers • lab use Reel Size 7” Electrical Specifications(1,2) at 25°C Outline Drawing Parameter (ON TOP) Insertion Loss Freq. Cut-Off VSWR Pass Band (ON TOP) Rejection Loss Stop Band VSWR F# Frequency (MHz) Min. Typ. Max. Unit DC-F1 F2 DC-F1 F3 F4-F5 F6 DC-2750 3150 DC-2750 4000 4100-6800 8400 — — — 20 — — — 3.0 1.2 — 30 20 1.0 — — — — — dB dB :1 dB dB dB F3-F6 4000-8400 — 20 — :1 (1) In Application where DC voltage is present at either input or output ports, coupling capacitors are required. Alternatively, if DC pass IN-OUT is required, Mini-Circuits’ “D” suffix version of this model will support DC IN-OUT, and provide>100 MOhm isolation to ground. (2) Measured on Mini-Circuits Characterization Test Board TB-270. Typical Frequency Response ATTENUATION (dB) PCB Land Pattern R F IN 40 R F OUT 20 3 1 DC F5 F1 F2 F3 F4 FREQUENCY F6 Typical Performance Data at 25°C Suggested Layout, Tolerance to be within ±.002 Outline Dimensions ( Electrical Schematic inch mm ) A .126 3.20 B .063 1.60 C .037 0.94 D .020 0.51 E .032 0.81 F .009 0.23 G .169 4.29 H .087 2.21 J .024 0.61 K .122 3.10 L .024 0.61 M .087 2.21 N .012 0.30 P wt .071 grams 1.80 .020 Demo Board MCL P/N: TB-270 Suggested PCB Layout (PL-137) Frequency (MHz) Insertion Loss (dB) 1.00 500.00 1300.00 2100.00 2750.00 VSWR (:1) 0.08 0.18 0.33 0.51 0.86 1.02 1.04 1.10 1.25 1.35 3150.00 3775.00 3900.00 4400.00 5600.00 2.97 24.29 30.94 44.62 36.47 2.69 75.53 72.39 41.37 56.04 6400.00 6800.00 7800.00 8400.00 9000.00 34.65 30.90 24.29 20.96 17.89 43.44 33.42 24.48 22.29 18.30 LFCN-2750 INSERTION LOSS LFCN-2750 VSWR 1000 40 100 30 VSWR INSERTION LOSS (dB) 50 20 10 10 0 1 0 1500 3000 4500 6000 7500 9000 0 1500 FREQUENCY (MHz) 3000 4500 6000 7500 9000 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 [email protected] REV. J M151107 LFCN-2750 ED-6783/4 RVN/AD/CP/AM 150814