CGH40180PP-TB Cree Inc, CGH40180PP-TB Datasheet - Page 7

• Manufacturer Part Number: CGH40180PP-TB
• Description: BOARD DEMO AMP CIRCUIT CGH40180
• Manufacturer: Cree Inc
• Type: HEMTr

Specifications of CGH40180PP-TB

• Mfg Application Notes: Thermal Performance Guide
• Frequency: 2.5GHz
• For Use With/related Products: CGH40180
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Thermal Resistance as a Function of Pulse Width
Simulated Source and Load Impedances
Copyright © 2009-2011 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.
7
Note 1: This heating curve assumes zero power dissipation during the “off” portion of the duty cycle.
Note 2: This data is for transient power dissipation at 224 W, Duty Cycle = 20 %.
CGH40180PP Rev 1.1 Preliminary
Note 1. V
Note 2. Optimized for power gain, P
Note 3. When using this device at low frequency, series resistors should
be used to maintain amplifier stability.
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
1.00E-08
Frequency (MHz)
DD
1000
1500
2000
2500
3000
500
1.00E-07
Heating Curve for 2x28.8mm GaN HEMT in 440199 Package at 4W/mm
= 28V, I
1.00E-06
DQ
Z Source 1
Z Source 2
= 2.0 A in the 440199 package.
1.00E-05
G1
G2
2.85 + j1.99
0.84 - j1.69
0.88 - j3.05
1.25 - j6.06
0.8 + j0.42
1.08 - j4.5
Z Source
Time (seconds)
S
1.00E-04
SAT
D1
D2
and PAE.
1.00E-03
Z Load 1
Z Load 2
1.00E-02
5.27 + j0.68
4.91 + j0.36
4.65 - j0.24
2.8 - j1.05
3.1 - j2.47
3.1 - j4.01
Z Load
1.00E-01
1.00E+00
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