BLF547 Philips Semiconductors, BLF547 Datasheet - Page 10

• Manufacturer Part Number: BLF547
• Description: UHF push-pull power MOS transistor
• Manufacturer: Philips Semiconductors

Philips Semiconductors
October 1992
handbook, halfpage
handbook, halfpage
UHF push-pull power MOS transistor
Class-B operation; V
P
Fig.13 Input impedance as a function of frequency
L
= 100 W (total device).
Z i
2
0
2
4
6
100
Fig.15 Definition of MOS impedance.
(series components), typical values per
section.
Z i
x i
r i
200
DS
= 28 V; I
DQ
300
= 100 mA (per section);
Z L
MBA379
400
f (MHz)
MRB023
500
10
handbook, halfpage
handbook, halfpage
Class-B operation; V
P
Fig.14 Load impedance as a function of frequency
Class-B operation; V
P
Fig.16 Power gain as a function of frequency,
L
L
= 100 W (total device).
= 100 W (total device).
(dB)
G P
Z L
10
30
20
10
8
6
4
2
0
0
100
100
(series components), typical values per
section.
typical values per section.
R L
X L
200
200
DS
DS
= 28 V; I
= 28 V; I
DQ
DQ
300
300
= 100 mA (per section);
= 100 mA (per section);
Product specification
400
400
f (MHz)
f (MHz)
BLF547
MRB026
MRB022
500
500