Philips Semiconductors
UHF power transistor
Product specification
BLV99/SL
10
handbook, halfpage
ri, xi
(Ω)
8
MBK471
xi
6
4
ri
2
0
800
850
900
950
1000
f (MHz)
Class-B operation; VCE = 24 V; PL = 2 W;
Tmb = 25 °C.
Fig.9 Input impedance (series components) as a
function of frequency, typical values.
80
handbook, halfpage
RL, XL
(Ω)
60
40
20
MBK472
XL
RL
0
800
850
900
950
1000
f (MHz)
Class-B operation; VCE = 24 V; PL = 2 W;
Tmb = 25 °C.
Fig.10 Load impedance (series components) as a
function of frequency , typical values.
handbook, halfpage
Zi
ZL MBA451
Fig.11 Definition of transistor impedance.
September 1991
12
handboGopk, halfpage
(dB)
10
8
MBK473
6
4
2
0
800
850
900
950
1000
f (MHz)
Class-B operation; VCE = 24 V; PL = 2 W;
Tmb = 25 °C.
Fig.12 Power gain as a function of frequency,
typical values.
8