MRF377HR3
11
RF Device Data
Freescale Semiconductor
6.57 -- j4.03
660
Figure 19. 470?860 MHz Broadband Series Equivalent Source and Load Impedance
f
MHz
Zsource
?
Zload
?
470
560
5.79 -- j2.40
6.63 -- j2.63
6.21 -- j1.69
5.66 -- j1.12
6.76 -- j1.00
Optimized for VDD
=32V,IDQ
= 2000 mA, Pout
= 45 W Avg., DVBT OFDM
Zsource
= Test circuit impedance as measured from
gate to gate, balanced configuration.
Zload
= Test circuit impedance as measured
from drain to drain, balanced configuration.
Zsource
Zload
Input
Matching
Network
Device
Under
Test
Output
Matching
Network
--
-- +
+
Zo
=10?
f = 470 MHz
f = 860 MHz
f = 860 MHz
f = 470 MHz
Zload
Zsource
760
860 5.34 -- j6.28
6.67 -- j4.55 6.57 -- j1.91
7.37 -- j5.45
Zo
=10?
LIFETIME BU
Y
LAST ORDER 1 JUL 11 LAST SHIP 30 JUN 12
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相关代理商/技术参数
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