Philips Semiconductors
NPN microwave power transistor
Product specification
LXE15450X
60
handbook, halfpage
PL
(W)
40
20
MLC443
I CQ =
75 mA
150 mA
300 mA
0
0
2
4
6
8
10
Pi (W)
VCE = 24 V.
f = 1500 MHz.
Fig.6 Load power as a function of input power.
20
handbook, halfpage
d im
(dBc)
25
MLC444
30
I CQ =
300 mA
35
75 mA
40
150 mA
45
0
10
20
30
40
Po (av) (W)
VCE = 24 V.
f 1 = 1500 MHz.
f 2 = 1500.2 MHz.
Fig.7 Intermodulation distortion as a function of
average output power.
Input and optimum load impedances
VCE = 24 V; ICQ = 0.15 A; typical values at PL = PL1 (see Figs 8 and 9).
f
Zi
(GHz)
(Ω)
1.500
1.575
1.650
2.8 + j3.5
5.7 + j5.0
6.0 + j0.4
ZL
(Ω)
3.2 − j0.25
2.5 − j0.15
2.4 − j0.20
1997 Feb 18
7