Datasheet

1999 Jul 23 5
Philips Semiconductors Product specification
UHF wideband transistor PRF947
Fig.2 Power derating as a function of soldering
point temperature.
handbook, halfpage
0 50 100 200
400
300
100
0
200
MGS496
150
T
s
(
°C)
P
tot
(mW)
Fig.3 DC current gain as a function of collector
current; typical values.
V
CE
=6V.
handbook, halfpage
0
120
80
40
0
10 50
MGS497
20 30 40
I
C
(mA)
h
FE
Fig.4 Feedback capacitance as a function of
collector-base voltage; typical values.
I
C
=I
c
= 0; f = 1 MHz.
handbook, halfpage
04 12
0.5
0
0.4
MGS498
8
0.3
0.2
0.1
V
CB
(V)
C
re
(pF)
Fig.5 Transition frequency as a function of
collector current; typical values.
V
CE
= 6 V; f
m
= 1 GHz; T
amb
=25°C.
handbook, halfpage
01020 40
10
0
8
MGS499
30
6
4
2
I
C
(mA)
f
T
(GHz)