MRF374A_06 Datasheet, PDF (8/12 Pages) Freescale Semiconductor, Inc – RF Power Field Effect Transistors

Z_o = 4 Ω
f = 845 MHz
Z_source
f = 875 MHz
f = 845 MHz
Z_load
f = 875 MHz
MRF374A
8
V_DD = 32 V, I_DQ = 400 mA, P_out = 130 W PEP
f
MHz
Z_source
Ω
Z_load
Ω
845
3.33 - j2.42
4.56 - j2.86
860
3.03 - j2.39
4.22 - j3.16
875
2.73 - j3.10
3.87 - j3.52
Z_source = Test circuit impedance as measured from
gate to gate, balanced configuration.
Z_load = Test circuit impedance as measured
from drain to drain, balanced configuration.
Input
Matching
Network
Device
+ Under
Test
−
Z _source
−
+
Z _load
Output
Matching
Network
Figure 18. Series Equivalent Source and Load Impedance
RF Device Data
Freescale Semiconductor