Coaxial Precision Fixed Attenuator BW-Kx-2W44+ Series 50 2W 3, 6, 10 and 20 dB DC to 40 GHz The Big Deal Extremely wideband, DC to 40 GHz K 2.92 mm Female - 2.92 mm Male Outstanding attenuation flatness CASE STYLE: FF1653 Excellent VSWR, 1.20 typ. Product Overview The BW-Kx-2W44+ series of precision fixed attenuators achieves extremely wide frequency range with excellent flatness of attenuation. Available in a variety of attention values for different requirements, these units support a broad range of system and testing applications. Precise performance, excellent VSWR (1.2:1 typ.) and rugged construction make these models ideal solutions for systems requiring precise attenuation across very wide frequency range. Key Features Feature Advantages Extremely wideband, DC to 40 GHz Ideal for an exceptionally wide variety of applications. Excellent VSWR, 1.20 typ. Efficient power utilization with low power reflected back to source. Provides precise, consistent attenuation across the entire frequency band, ideal for broadband Outstanding attenuation flatness and multi-band usage. Rugged construction withstands harsh environmental conditions for high reliability and long life Passivated stainless steel connectors of use. 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-K3-2W44+ 50 2W 3dB DC to 40 GHz Maximum Ratings Features Generic photo used for illustration purposes only DC to 40 GHz Operating Temperature -55C to 100C** precise attenuation CASE STYLE: FF1653 Storage Temperature -55C to 100C excellent VSWR, 1.20 typ. **with mated connectors. Unmated, 85C max. Connectors Model Permanent damage may occur if any of these limits are exceeded. passivated stainless steel connectors 2.92mm Female - 2.92 Male BW-K3-2W44+ can interface with SMA, K & 3.55mm connectors +RoHS Compliant The +Suffix identifies RoHS Compliance. See our web site Applications for RoHS Compliance methodologies and qualifications matching Outline Drawing instrumentation test set-ups Electrical Specifications at 25C Parameter Condition (GHz) Min. Typ. Max. Unit DC 40 GHz Frequency Range 1 Attenuation DC - 40 3 dB DC - 26..5 2.5 3.5 26.5 - 40 2.2 3.8 DC - 18 1.06 1.3 VSWR 18 - 26.5 1.10 1.4 :1 26.5 - 40 1.23 1.5 inch 2 Input Power DC - 40 2 W Outline Dimensions ( ) mm 1. At 25C, accuracy includes frequency and power variations. Temperature coefficient for attenuation: .0004dB/dB/C typ. B C D E wt 2. Max. power at 25C ambient, derate linearly to 0.575W at 100C36 .312 .88 .312 grams 9.14 7.92 22.35 7.92 4.73 Typical Performance Data Frequency Attenuation VSWR (GHz) (dB) (:1) Simplified Electrical Schematic 0.10 2.65 1.01 1.00 2.66 1.01 5.00 2.72 1.06 R2 10.00 2.76 1.07 15.00 2.82 1.13 18.00 2.87 1.16 R1 R3 MALE FEMALE 20.00 2.91 1.12 26.50 3.07 1.17 30.00 3.15 1.21 40.00 3.58 1.30 BW-K3-2W44+ BW-K3-2W44+ ATTENUATION VSWR 4.0 1.4 3.5 1.3 3.0 1.2 2.5 1.1 1.0 2.0 0 5 10 15 20 25 30 35 40 0 5 10 15 20 25 30 35 40 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. B 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-K3-2W44+ RS/CP Mini-Circuits 200526 www.minicircuits.com P.O. Box 350166, Brooklyn, NY 11235-0003 (718) 934-4500 sales minicircuits.com Page 2 of 2 ATTENUATION (dB) VSWR (:1)