HMC454ST89 / 454ST89E v05.0710 InGaP HBT ½ WATT HIGH IP3AMPLIFIER, 0.4 - 2.5 GHzAlternate 900 MHz Evaluation PCB 9 T R - SM E W O R & P A E IN S - L R IE List of Materials IF The circuit board used in this application should use Item Description L RF circuit design techniques. Signal lines should J1 - J2 PCB Mount SMA Connector P have 50 Ohm impedance while the package ground J3 - J4 DC Pins M leads and exposed paddle should be connected C1 4 pF Capacitor, 0402 Pkg. A directly to the ground plane similar to that shown. C2, C6 10 pF Capacitor, 0402 Pkg. A sufficient number of via holes should be used to C3 3.0 pF Capacitor, 0402 Pkg. connect the top and bottom ground planes. The C4 100 pF Capacitor, 0402 Pkg evaluation board should be mounted to an appro- L1 18 nH Inductor, 0402 Pkg. priate heat sink. The evaluation circuit board shown U1 HMC454ST89 / HMC454ST89E is available from Hittite upon request. PCB* 107750 Evaluation PCB, 10 mils * Circuit Board Material: Rogers 4350, Er = 3.48 Info F rmoatr pr ion f iurcne, de ished b ly iv A e n r al y o a g D n evd to p ices is bla eli c eve o ed t rde o be ras: H ccuratite tiatne M d reli iacr ble ow . Ho av wev e C er, n o o rpo Fora r t p iro ic n e ,, 2 d 0 eli A ve lrpha R y, and toad, C o place hoel rd m er s s fo : Ard, MA 01 nalog Devic 8 e 2 s 4 , Inc., responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106 Phone: 978-250-3343 Fax: 978-250-3373 O rights of third parties that may result from its use. Specifications subject to change without notice. No P rde hone r O : 7 n 81- -3li 2n 9 e a -47 t w 0 w 0 • O w rd .ehit r o t nilte in .c e ao t m license is granted by implication or otherwise under any patent or patent rights of Analog Devices. www.analog.com 9 - 201 Application Support: Pho Trademarks and registered trademarks are the property of their respective owners. ne: 978-250-33 A 4 p 3 o plica r app tion Su s p @ po h rt itt : P ite ho .c ne o : 1m -800-ANALOG-D