AT-900

Stripline Mounting Fixed Attenuators (DC to 8 GHz) AT-900 Series sFeatures 1.Frequency Range from DC to 8 GHz Although these attenuators are of the surface mount type, they offer superior high frequency characteristics from DC to 8 GHz. 2.Abundant Variations of Attenuators Attenuation amounts are available in 11 types from 0 to 10 dB in 1 dB steps. AT-900 Type sProduct Specifications Ratings Frequency Range (Note) Characteristic impedance Maximum Input Power (Note) DC to 8.0 GHz 50 ohms 1W Standard No electrical discontinuity of 1 µs or more 2.Shock No damage, cracks, or parts dislocation Operating temperature range Operating relative humidity -10ç to +65ç 95% Max. Note: The frequency range and the maximum input power will differ depending on the products. Item 1.Vibration Conditions Frequency of 10 to 2000 Hz, overall amplitude of 1.52 mm, acceleration of 98 m/s2 for 2 hours in each of 3 directions Acceleration of 490 m/s2, sine half-wave waveform, 3 cycles in each of the 3 axis Temperature: -55ç ¡ +5ç to +35ç ¡ +85ç ¡ +5ç to +35ç Time: 30 ¡ 15 max. ¡ 30 ¡ 15 max. (Minutes) 200 cycles 3.Temperature cycle No damage, cracks, or parts dislocation qThe test method conforms to MIL-STD-202. sMaterials Part Connector Body Attenuation element Tabs Material Brass Metal film Copper Finish Nickel plating ---------- Solder plating sOrdering Information AT --- 9 01 1 1 AT: Indicates a fixed attenuator 2 3 3 Attenuation 01 06 : : : 1dB 6dB 0dB (Through) 2 Indicates the Series Name: AT-900 Series 00-(0) 00-(1.5) : 1.5dB 94 sSpecifications Model No. AT-900-(0) AT-901 AT-902 AT-903 AT-904 AT-905 AT-906 AT-907 AT-908 AT-909 AT-910 0 +0.5 0 Attenuation (dB) DC~4GHz 4~8GHz 0 +0.7 0 V.S.W.R. (Max) DC~8GHz 1.35 1.35 1.35 1.35 1.35 1.35 1.35 1.35 1.35 1.35 1.35 Power (W) 1 1 1 1 1 1 1 1 1 1 1 Surface Temperature at Maximum Load (ç Max) +85 +85 +85 +85 +85 +85 +85 +85 +85 +85 +85 Weight (g) 1 1 1 1 1 1 1 1 1 1 1 1±0.5 2±0.5 3±0.5 4±0.5 5±0.5 6±0.5 7±0.5 8±0.5 9±0.5 10±0.5 1±0.7 2±0.7 3±0.7 4±0.7 5±0.7 6±0.7 7±0.7 8±0.7 9±0.7 10±0.7 sExternal Dimensions AT-900 Type 95 sTypical Data AT-901 AT-903 AT-906 AT-910 sMounting Method AT-900 Type qMake the AT-900 tab height from the housing and the thickness of the microstrip board the same amount. qThe tabs are attached with high temperature solder (having a melting point of 280ç). The soldering temperature to the microstrip board must be less than this. 96