Coaxial Precision Fixed Attenuator BW-N40W50+ 50 40 dB DC to 18 GHz The Big Deal CASE STYLE: GH1788 High Power Handling, 50W Excellent VSWR, 1.30 typ. Wide Frequency Range, DC to 18 GHz Product Overview The BW-N40W50+ 40 dB precision fixed attenuator achieves outstanding flatness versus frequency from DC to 18 GHz while handling high power signals up to 50W. High power handling, excellent VSWR, and precise performance make the BW-N40W50+ ideal for a variety of test lab and system applications including high power measurement, high power termination, improving matching, test setups, and other functions demanding accurate attenuation and high power capability. Key Features Feature Advantages DC to 18 GHz frequency range gives the BW-N40W50+ attenuator versatile application Wide Frequency Range functionality. Excellent VSWR, 1.30 typ. Well-matched for 50 systems reduces effects of phase variation. Flat attenuation Accurate performance within 0.5 dB over the full frequency range. Rugged Construction Excellent durability for a long lifetime of use. Heat Dissipation Fins Designed to dissipate heat efficiently, the BW-N40W50+ requires no external cooling equipment. Compact Size (2.65 x 2.65 x 4.5) Outstanding performance capability and power handling without prohibitive space constraints. 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-Circuits 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 Page 1 of 2Coaxial Precision Fixed Attenuator BW-N40W50+ 50 50W 40dB DC to 18 GHz Maximum Ratings Features DC to 18 GHz Operating Temperature -55C to 100C** precise attenuation Generic photo used for illustration purposes only Storage Temperature -55C to 100C excellent VSWR, 1.30 typ **85C with output into open or short. CASE STYLE: GH1788 Permanent damage may occur if any of these limits are exceeded. passivated stainless steel N-type connectors Connectors Model unidirectional N-type BW-N10W50+ Applications +RoHS Compliant Coaxial Connections matching The +Suffix identifies RoHS Compliance. See our web site IN (50W) N-Male for RoHS Compliance methodologies and qualifications instrumentation OUT N-Female test set-ups high power measurements Electrical Specifications at 25C Parameter Condition (GHz) Min. Typ. Max. Unit Outline Drawing DC 18 GHz Frequency Range Attenuation DC - 18 38.5 40.0 41.5 dB IN DC - 18 1.45 VSWR :1 OUT DC - 18 1.5 1 Input Power DC - 18 50 W 1. Max. power at 25C ambient, derate linearly to 20W at 100C. Peak power 500W max. 5sec. pulse width, 100Hz PRF, input N-Male. 5W max. at N-Female. inch Outline Dimensions ( ) mm B C D E F G wt. 2.65 2.65 4.50 -- 1.25 .25 grams Typical Performance Data 67.31 67.31 114.30 -- 31.75 6.35 720.0 Frequency Attenuation VSWR (GHz) (dB) (:1) IN OUT 0.01 39.86 1.01 1.23 2.0 40.14 1.07 1.24 Simplified Electrical Schematic 4.0 40.18 1.07 1.26 6.0 40.03 1.07 1.12 8.0 39.97 1.14 1.29 R2 10.0 39.87 1.16 1.32 12.4 39.56 1.10 1.10 MALE R1 R3 FEMALE 14.0 39.46 1.17 1.18 16.0 39.33 1.13 1.06 18.0 39.23 1.26 1.15 BW-N40W50+ BW-430W50+ ATTENUATION VSWR 40.4 1.5 IN OUT 40.2 1.4 40.0 1.3 39.8 39.6 1.2 39.4 1.1 39.2 39.0 1.0 0 2 4 6 8 10 12 14 16 18 0 2 4 6 8 10 12 14 16 18 FREQUENCY (GHz) FREQUENCY (GHz) 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-Circuits 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 REV. A 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 M151107 BW-N40W50+ Mini-Circuits RS/CP 200818 www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 sales minicircuits.com Page 2 of 2 ATTENUATION (dB) VSWR