Model D50AA30Z4A Surface Mount Attenuator 50 Watts, 30dB Description The D50AA30Z4A is a high performance Alumina (Al2O3) Surface mount attenuator intended as a cost competitive alternative to Beryllium Oxide (BeO). The attenuator is well suited to all cellular frequency bands such as; AMPS, GSM, DCS, PCS, PHS and UMTS. The high power handling makes the part ideal for terminating circulators, and for use in power monitoring. The attenuator is also RoHS compliant! General Specifications 50 Watts Resistive Element Substrate Terminal Finish Operating Temperature DC – 2700 MHz Tolerance is 0.010”, unless otherwise specified. Designed to meet or exceed applicable portions of MIL-E-5400. All dimensions in inches. Features: RoHS Compliant AlN Ceramic Non-Nichrome Resistive Element Low VSWR 100% Tested Electrical Specifications Frequency: DC - 2.7GHz Power: 50W Attenuation Value: Input Return Loss: Outline Drawing Thick film Al2O3 Ceramic Matte Tin over Nickel Barrier -55 to +200C (see de rating chart) 30 dB -0.5dB, +1db; DC - 2.0GHz -1dB, +1dB; 2.0 – 2.3GHz -1.5dB, +1dB; 2.3 - 2.7GHz ≥ 19.1dB DC – 2.3GHz ≥ 15dB 2.3 – 2.7GHz Specification based on unit properly installed using suggested mounting instructions and a 50 ohm nominal impedance. Specifications subject to change. UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES 1 OF 2 USA/Canada: Toll Free: Europe: (315) 432-8909 (800) 544-2414 +44 2392-232392 Model D50AA30Z4A D50AA30Z4A D50AA30Z4A XY Plot 3 ANSOFT -28.00 -28.50 -15.00 Return Loss (dB) Attenuation (dB) -29.00 -20.00 -29.50 -30.00 -25.00 -30.50 -30.00 -31.00 -35.00 -40.00 0.00 XY Plot 4 ANSOFT -10.00 -31.50 0.50 1.00 1.50 F [GHz] 2.00 2.50 3.00 Power De-rating: -32.00 0.00 0.50 1.00 1.50 F [GHz] 2.00 2.50 3.00 Mounting Footprint: Input Output Input Output *Actual performance could be limited by the solder properties of the application Tape and Reel: 2 of 2 USA/Canada: Toll Free: Europe: (315) 432-8909 (800) 544-2414 +44 2392-232392