The product information in this catalog is for reference only. Please request the Engineering Drawing for the most current and accurate design information. All non-RoHS products have been discontinued, or will be discontinued soon. Please check the products status on the Hirose website RoHS search at www.hirose-connectors.com, or contact your Hirose sales representative. High Power Fixed Attenuators (Heat sink Mounting Type) AT-1200 and AT-1300 Series Features 1.Small Size and Economical Beryllia is used for the material of the resistance element to enable the attenuation to be of small size and low cost. 2.High Power Capacity Mounting these attenuators to a heat sink permits the AT-1200 Series to be used at up to 30 W and the AT- 1300 Series to be used at up to 50 W. 3.High Reliability These attenuators show stable characteristics for environments of varying temperature, humidity, and AT-1320-H J(40) AT-1210-H J(40) gases. Product Specifications Frequency range (Note) DC to 2.0 GHz Operating temperature range 10 to +65 Characteristic impedance 50 ohms Ratings Operating relative humidity 95% Max. Maximum Input Power (Note) 30 to 50 W Note: The frequency range and the maximum input power will differ depending on the products. Item Standard Conditions Frequency of 10 to 2000 Hz, overall amplitude of 1.52 mm, 1.Vibration 2 acceleration of 98 m/s for 2 hours in each of 3 directions No electrical discontinuity of 1 s or more 2 No damage, cracks, or parts dislocation Acceleration of 490 m/s , sine half-wave waveform, 2.Shock 3 cycles in each of the 3 axis Temperature: -55 +15 to +35 +85 +15 to +35 3.Temperature cycle No damage, cracks, or parts dislocation Time: 30 15 max. 30 15 max. (Minutes) 5 cycles The test method conforms to MIL-STD-202. Materials Part Material Finish Connector Body Stainless steel Passivated Body Aluminum Conductive white alumite Female contacts Beryllium copper Gold plating ---------- Insulation PTFE Attenuation element Metal film ---------- Ordering Information AT: Indicates a fixed attenuator Attenuation 1 3 10 : 10dB ( ) AT - 12 10 -H J 40 Indicates the Series Name 20 : 20dB 2 1 2 3 4 5 (Maximum Usable Power) Coupling Portion 4 12: HRM type plug - jack 30W HJ : SMA type jack - jack 13: N type plug - jack 50W NH : N type jack - SMA type jack (40): RoHS Compliant 5 04/200981The product information in this catalog is for reference only. Please request the Engineering Drawing for the most current and accurate design information. All non-RoHS products have been discontinued, or will be discontinued soon. Please check the products status on the Hirose website RoHS search at www.hirose-connectors.com, or contact your Hirose sales representative. AT-1200 and AT-1300 Series High Power Fixed Attenuators (Heat sink Mounting Type) Specifications Heat Sink Frequency Attenuation V.S.W.R. Impedance Power Temperature at Weight RoHS Part Number Range Connectors (dB) (Max) (ohms) (W) Maximum Load (g) (GHz) (Max) ( ) DC~1 100.5 1.2 50 30W CW +65 HRM-J J 54 AT-1210-H J ( ) AT-1220-H J DC~1 200.5 1.2 50 30W CW +65 HRM-J J 54 YES AT-1310-H J ( ) DC~2 100.5 1.2 50 50W CW +65 HRM-J J 54 AT-1320-H J ( ) DC~2 200.5 1.2 50 50W CW +65 HRM-J J 54 The AT-1300 Series has input and output directivity. Beryllia is used in this product. Please follow associated laws when disposing. External Dimensions AT-1200-H J(40) AT-1300-H J(40) Typical Data AT-1220(40) AT-1320(40) V.S.W.R. V.S.W.R. 82 04/2009