Model D50AA20Z4 Surface Mount Attenuator 50 Watts, 20dB Description The D50AA20Z4 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! Features: General Specifications • DC – 2300 MHz Resistive Element Substrate Terminal Finish Operating Temperature • AlN Ceramic Tolerance is ±0.010”, unless otherwise specified. Designed to meet or exceed applicable portions of MIL-E-5400. All dimensions in inches. • RoHS Compliant • 50 Watts • Non-Nichrome Resistive Element • Low VSWR • 100% Tested Thick film Al2O3 Ceramic Matte Tin over Nickel Barrier -55 to +200°C (see de rating chart) Electrical Specifications Attenuation Value: Power: Frequency Range: Input Return Loss: 20 dB ±0.5 dB 50 Watts DC – 2300 MHz 20 dB Specification based on unit properly installed using suggested mounting instructions and a 50 ohm nominal impedance. Specifications subject to change. Outline Drawing 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 D50AA20Z4 Typical Performance: D50AA20Z4 XY Plot 3 D50AA20Z4 XY Plot 4 -10.00 ANSOFT -18.00 -18.50 -20.00 -19.00 Return Loss (dB) Attenuation (dB) -15.00 -19.50 -25.00 -20.00 -30.00 -20.50 -35.00 -21.00 -40.00 -21.50 -45.00 -50.00 0.00 -22.00 0.00 0.50 1.00 1.50 F [GHz] 2.00 2.50 Power De-rating: 0.50 1.00 1.50 F [GHz] 2.00 2.50 3.00 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