Model C20A50Z4 Surface Mount Termination 20 Watts, 50Ω Description Features: • RoHS Compliant • 20 Watts • DC – 4.0 GHz • Al2O3 Ceramic • Non-Nichrome Resistive Element • Low Return Loss • 100% Tested • Small Size The C20A50Z4 is high performance Alumina (Al2O3) surface mount termination intended as a cost competitive alternative to Aluminum Nitride (AlN). The termination 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 high power 90 degree couplers and for use in microstrip circuits. The termination is also RoHS compliant! General Specifications Resistive Element Substrate Terminal Finish Operating Temperature Thick film Al2O3 Ceramic Matte Tin over Nickel Barrier -50 to +125°C (see de rating chart) Tolerance is ±0.010”, unless otherwise specified. Designed to meet or exceed applicable portions of MIL-E-5400. All dimensions in inches. Electrical Specifications Resistance Value: Power: Frequency Range: Return Loss 50 Ohms, ± 2% 20 Watts DC – 4.0 GHz >26 dB DC – 4.0 GHz 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 Available on Tape and Reel For Pick and Place Manufacturing. USA/Canada: Toll Free: Europe: (315) 432-8909 (800) 544-2414 +44 2392-232392 Model C20A50Z4 Typical Performance: C20A50Z4 C20A50Z4 110 100 120 0.00 130 90 80 1.00 70 60 2.00 0.50 50 140 -5.00 30 160 0.20 5.00 20 -10.00 -15.00 40 150 Return Loss (dB) 170 -20.00 10 0.00 180 0.00 -25.00 0.20 0.50 1.00 2.00 5.00 0 -170 -10 -30.00 -5.00 -20 -160 -0.20 -35.00 -150 -40.00 -130 -45.00 -50.00 0.00 -30 -140 -40 -120 0.50 1.00 1.50 2.00 F [GHz] 2.50 3.00 3.50 4.00 Power De-rating: -2.00 -0.50 -1.00 -110 -100 -90 -50 -60 -80 -70 Mounting Footprint and Procedure: *Actual performance could be limited by the solder properties of the application Tape & Reel: 2 of 2 USA/Canada: Toll Free: Europe: (315) 432-8909 (800) 544-2414 +44 2392-232392 Available on Tape and Reel For Pick and Place Manufacturing.