Source and Load Impedances
D
Z Source
Z Load
G
S
Frequency (MHz)
Z Source
Z Load
500
13.1 + j17
15.6 + j13.4
12.96 + j8.25
8.78 + j3.9
6.37 – j0.1
5.45 – j5.1
1000
1500
2500
3500
9.2 + j10.7
6.4 + j3.9
4.0 – j4.0
3.8 – j10.4
Note 1. VDD = 28V, IDQ = 200mA in the 440166 package.
Note 2. Optimized for P1dB
CGH400ꢀ0 Power Dissipation De-rating Curve
35
30
25
20
15
10
5
0
0
25
50
75
100
125
150
175
200
Maximum Case Temperature (°C)
Cree, Inc.
4600 Silicon Drive
Durham, NC 27703
Copyright © 2006-2007 Cree, Inc. All rights reserved. The information in this document is subject to change without notice. Cree and
the Cree logo are registered trademarks of Cree, Inc.
USA Tel: +1.919.313.5300
Fax: +1.919.313.5778
www.cree.com/wireless
5
CGH400ꢀ0 Rev ꢀ.4 Preliminary
CREE [ CREE, INC ]
