Philips Semiconductors
UHF power transistor
Product specification
BLU30/12
handbook, h3alfpage
Zi
xi
(Ω)
2
ri
1
MDA332
0
400
430
460
490
520
f (MHz)
VCE = 12,5 V; PL = 30 W; f = 400−512 MHz; Th = 25 °C;
class-B operation; Rth mb-h = 0,2 K/W; typical values.
Fig.11 Input impedance (series components).
3
handbooZkL, halfpage
(Ω)
2
1
0
−1
−2
−3
400
430
MDA333
RL
XL
460
490
520
f (MHz)
VCE = 12,5 V; PL = 30 W; f = 400−512 MHz; Th = 25 °C;
class-B operation; Rth mb-h = 0,2 K/W; typical values.
Fig.12 Load impedance (series components).
10
handbook, halfpage
Gp
(dB)
8
MDA334
6
4
2
0
400
430
460
490
520
f (MHz)
VCE = 12,5 V; PL = 30 W; f = 400−512 MHz; Th = 25 °C;
class-B operation; Rth mb-h = 0,2 K/W; typical values.
Fig.13 Power gain versus frequency.
January 1985
8