ATTENUATORS SMA, up to 18 GHz, 25 Watts SPECIFICATIONS: Models: XXB25W-XX, XXB25W-XXF & XXB25W-XXM Electrical: DC - 18.0 GHz 6, 12.4 & 18 GHz 3, 6, 10, 20, 30 & 40 dB Frequency Range Standard Freq. Values Standard dB Values* Attenuation Accuracy 3 - 6 dB 7 - 20 dB 21 - 30 dB 31 - 40 dB VSWR DC - 6 GHz 6 - 12.4 GHz 12.4 - 18 GHz Input Power DC - 6 GHz 0.30 dB 0.50 dB 0.75 dB 1.00 dB 6 - 12.4 GHz 0.50 dB 0.75 dB 1.00 dB 1.25 dB 2.65.02 [67.310.51] SQUARE 12.4 - 18 GHz 0.75 dB 1.00 dB 1.25 dB 1.50 dB 1.20:1 Max. 1.30:1 Max. 1.40:1 Max. 25 Watts Avg. @ 25C o Derated Linearly to 5 Watts @ +125 C Peak Power 500 Watts Max. (5uSec Pulse, .05% Duty Cycle) Impedance Operating Temp Range 50 Ohms -65C to +125C END VIEW TYPICAL Mechanical: SMA Connectors Passivated Stainless Steel Mates with MIL-STD-348 Conductors Housing Gold Plated Beryllium Copper Anodized Aluminum Units must be Mounted in such a way as to Allow for Free Air Flow Around fins to Insure Performance 3.79.05 [96.211.27] Model Number: XXB25W-XX Male/Female Connectors Length: 3.79 .05 [96.3 1.3] Pictured 1.25 [31.75] Model Number: XXB25W-XXF Female/Female Connectors Length: 3.66 .05 [93.0 1.3] Model Number: XXB25W-XXM Male/Male Connectors Length: 3.92 .05 [99.61.3] .25 [6.35] HOW TO ORDER: Model Number: XXB25W-XXY Freq. Range 6 = DC - 6 GHz 12 = DC - 12.4 GHz 18 = DC - 18 GHz 2X 8-32UNC-2B TAP x .50[12.7] DP. 2X M4x0.7 TAP x .50[12.7] DP. Ordering Examples: Model Number: 18B25W-20 DC - 18 GHz; 20 dB; SMA - Male/Fem Connector Configuration = Male/Female F = Fem/Fem M = Male/Male Model Number: 6B25W-03F DC - 6 GHz; 3 dB; SMA - Fem/Fem dB Value Note: Dimensions in Brackets are Expressed in Millimeters and are for Reference Only. *Other dB values, units that operate over a more specific frequency band and/or offer very low return loss (VSWR) are also available. XXB25W-ATT: REV K Aeroflex / Inmet, Inc. * 300 Dino Drive, Ann Arbor, MI 48103 * U.S.A. 888-244-6638 or 734-426-5553 * FAX: 734-426-5557 www.aeroflex-inmet.com * inmetsales@aeroflex-.com