HMC487LP5E v03.0819 SURFACE MOUNT PHEMT 2 WATT POWERAMPLIFIER, 9 - 12 GHzEvaluation PCB T M Vdd1Vdd2Vdd3C8 R - S C7 E INC9C2OUT W C1C3 O RFINRFOUTC4C6 R & P C2 A C10C12 E C11 IN VggVdd5Vdd4 S - L R IE LIF P M A List of Materials for Evaluation PCB 108190 [1] Item Description The circuit board used in this application should use J1, J2 SRI PC Mount SMA Connector RF circuit design techniques. Signal lines should have 50 Ohm impedance while the package ground J3, J4 2mm DC Header leads and exposed paddle should be connected C1 - C6 100 pF capacitor, 0402 pkg. directly to the ground plane similar to that shown. C7 - C12 2.2µF Capacitor, Tantalum A sufficient number of via holes should be used to U1 HMC487LP5E Amplifier connect the top and bottom ground planes. Copper PCB [2] 109001 Evaluation PCB fil ed vias under the device are recommended. The [1] Reference this number when ordering complete evaluation PCB evaluation board should be mounted to an appro- [2] Circuit Board Material: Rogers 4350. priate heat sink. The evaluation circuit board shown is available from Analog Devices upon request. For price, delivery, and to place orders: Analog Devices, Inc., One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106 Phone: 781-329-4700 • Order online at www.analog.com Application Support: Phone: 1-800-ANALOG-D 6