BLF277 Philips Semiconductors, BLF277 Datasheet - Page 11

• Manufacturer Part Number: BLF277
• Description: VHF power MOS transistor
• Manufacturer: Philips Semiconductors

Philips Semiconductors
September 1992
handbook, halfpage
handbook, halfpage
VHF power MOS transistor
Class-B operation; V
R
Fig.13 Input impedance as a function of frequency
GS
( )
Z i
= 16
10
10
0
0
Fig.15 Definition of MOS impedance.
(series components), typical values.
P
L
= 150 W.
x i
r i
Z i
50
DS
= 50 V; I
100
DQ
= 0.1 A;
Z L
150
MBA379
200
f (MHz)
MGP226
250
11
handbook, halfpage
handbook, halfpage
Class-B operation; V
R
Fig.14 Load impedance as a function of frequency
Class-B operation; V
R
Fig.16 Power gain as a function of frequency,
GS
GS
(dB)
( )
G p
Z L
= 16 ; P
= 16 ; P
40
30
20
10
10
0
8
6
4
2
0
0
0
(series components), typical values.
typical values.
L
L
= 150 W.
= 150 W.
50
50
R L
X L
DS
DS
= 50 V; I
= 50 V; I
100
100
DQ
DQ
= 0.1 A;
= 0.1 A;
150
150
Product specification
200
200
f (MHz)
f (MHz)
BLF277
MGP227
MGP228
250
250