PPrreelliimmiinnaarryy
SPA-1318 2150 MHz 1 Watt Power Amp.
Voltage Feed Resistor Bias Circuit (for 5V supply)
Vcc
5.6pF
1.2 nH
360 Ω
22pF
8.2pF
10uF 1000pF
1
8
2
7
3
6
4
5
8.2pF
15 nH
Z=50Ω, 17.6°
1.8pF
Vbias
2110 -2170 MHz Schematic
Vcc
10uF Tantalum
68pF
5.6pF
1.2nH
360 Ω
8.2pF
22pF
1000pF
8.2pF
15nH
1.8pF
68pF
ECB-101161 Rev. B
SOIC-8 PA
Eval Board
Vpc
2110 -2170 MHz Evaluation Board Layout
726 Palomar Ave., Sunnyvale, CA 94085
Phone: (800) SMI-MMIC
4
http://www.stanfordmicro.com
EDS-101429 Rev B