CGH40025 Cree, Inc., CGH40025 Datasheet - Page 5

• Manufacturer Part Number: CGH40025
• Description: 25 W, Rf Power Gan Hemt
• Manufacturer: Cree, Inc.

Source and Load Impedances
CGH40025 Power Dissipation De-rating Curve
Copyright © 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.
5
CGH40025 Rev . Preliminary
45
40
35
30
25
20
15
10
5
0
0
Frequency (MHz)
Note 1. V
Note 2. Optimized for P
Note 3. When using this device at low frequency, series resistors
should be used to maintain amplifier stability.
25
1000
1500
2500
3500
500
Z Source
DD
50
= 28V, I
G
Maximum Case Temperature (°C)
DQ
75
= 250mA in the 440166 package.
3dB
2.0 + j 12.5
2.0 + j 11.8
1.9 + j 1.0
2.1 - j 5.4
2.2 - j 9.7
Z Source
100
D
S
125
Z Load
10.9 + j 1.2
10.7 + j 4.2
9.2 + j 1.7
8.7 - j 1.7
6.5 - j 4.3
150
Z Load
175
200
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Fax: [phone]
Durham, NC 27703
4600 Silicon Drive
Cree, Inc.