LFCN-3800+

Ceramic Low Pass Filter 50Ω LFCN-3800+ DC(1) to 3900 MHz Maximum Ratings Operating Temperature -55°C to 100°C Storage Temperature -55°C to 100°C RF Power Input* 8W max. at 25°C * Passband rating, derate linearly to 3W at 100°C ambient. Permanent damage may occur if any of these limits are exceeded. Pin Connections RF IN 1 RF OUT 3 GROUND 2,4 Features Generic photo used for illustration purposes only CASE STYLE: FV1206 • excellent power handling, 8W • small size • 7 sections • temperature stable • hermetically sealed • 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 Applications • harmonic rejection • VHF/UHF transmitters/receivers • lab use Reel Size 7” Electrical Specifications(1,2) at 25°C Parameter Outline Drawing (ON TOP) Pass Band Stop Band Insertion Loss Freq. Cut-Off VSWR Rejection Loss VSWR (ON TOP) Devices/Reel 20, 50, 100, 200, 500,1000, 3000 F# Frequency (MHz) Min. Typ. Max. Unit DC-F1 F2 DC-F1 F3 F4-F5 F5-F6 DC-3900 4850 DC-3900 6000 5700-8300 8300-13000 — — — 20 — — — 3.0 1.3 — 30 20 1.5 — — — — — dB dB :1 dB dB dB F3-F6 6000-13000 — 17 — :1 (1) In Applications where DC isolation to ground is required, coupling capacitors are recommended to avoid DC leakage. 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. ATTENUATION (dB) Typical Frequency Response PCB Land Pattern Electrical Schematic R F IN 40 R F OUT 20 3 1 DC F5 F1 F2 F3 F4 FREQUENCY F6 Typical Performance Data at 25°C Frequency (MHz) Suggested Layout, Tolerance to be within ±.002 Outline Dimensions ( 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) VSWR (:1) 40 1550 3060 3900 4510 4760 4850 4930 5120 5380 0.06 0.27 0.48 0.66 0.95 1.03 1.07 1.25 1.34 1.11 1.93 2.76 3.84 7.65 15.30 1.95 2.60 3.48 7.05 14.15 5700 6000 8300 13000 20000 30.21 33.71 29.24 18.04 14.19 20.22 23.49 19.76 12.09 6.35 LFCN-3800 INSERTION LOSS 60 LFCN-3800 VSWR 100 50 40 VSWR INSERTION LOSS (dB) Insertion Loss (dB) 30 10 20 10 1 0 0 4000 8000 12000 16000 20000 FREQUENCY (MHz) 0 4000 8000 12000 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 16000 20000 REV. F M173979 LFCN-3800+ EDR-7684/1A RAV 190426 Page 1 of 1