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PRF947 Datasheet, PDF (9/16 Pages) NXP Semiconductors – UHF wideband transistor
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Philips Semiconductors
UHF wideband transistor
Product specification
PRF947
APPLICATION INFORMATION
SPICE parameters for the PRF947 die.
SEQUENCE No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19(1)
20(1)
21(1)
22
23
24
25
26
27
28
29
30
31
32
33
34
35(1)
36(1)
37(1)
38
39(2)
PARAMETER
IS
BF
NF
VAF
IKF
ISE
NE
BR
NR
VAR
IKR
ISC
NC
RB
IRB
RBM
RE
RC
XTB
EG
XTI
CJE
VJE
MJE
TF
XTF
VTF
ITF
PTF
CJC
VJC
MJC
XCJC
TR
CJS
VJS
MJS
FC
Cbpb
VALUE
0.466
150.4
1.000
53.06
180.0
57.30
2.000
27.68
1.000
1.976
9.943
1.420
1.000
12.14
0.000
4.957
0.597
1.988
0.000
1.110
3.000
0.568
600.0
0.412
2.037
30.90
3.148
131.8
0.000
205.8
296.2
0.118
0.104
0.000
0.000
700.0
0.000
0.943
83.00
UNIT
fA
−
−
V
mA
fA
−
−
−
V
mA
aA
−
Ω
µA
Ω
Ω
Ω
−
eV
−
pF
mV
−
ps
−
V
mA
deg
fF
mV
−
−
ps
F
mV
−
−
fF
SEQUENCE No.
40(2)
41
42
PARAMETER
Cbpe
AF
KF
VALUE
84.00
1.000
4 x 10−16
UNIT
fF
−
−
Notes
1. These parameters have not been extracted, the
default values are shown.
2. Cbpb, Cbpe: base-bondpad and emitter-bondpad
capacitance to collector.
handbook, halfpage
C cb
L1
B
C be
LB
B' C'
E'
LE
L3
L2
C
Cce
MBC964
E
QLB = 50; QLE = 50;
QLB(f) = QLB√(f/fc);
QLE(f) = QLE√(f/fc);
fc = corner frequency = 1 GHz.
Fig.14 Package equivalent circuit SOT323.
List of components (see Fig.14)
DESIGNATION
Cbe
Ccb
Cce
L1
L2
L3
LB
LE
VALUE
2
100
100
0.34
0.10
0.34
0.60
0.60
UNIT
fF
fF
fF
nH
nH
nH
nH
nH
1999 Jul 23
9
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