PRF957 データシートの表示（PDF） - NXP Semiconductors.
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PRF957 Datasheet PDF : 16 Pages
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Philips Semiconductors
UHF wideband transistor
Product specification
PRF957
APPLICATION INFORMATION
SPICE parameters for the PRF957 die
SEQUENCE No. PARAMETER VALUE UNIT
1
IS
0.963 fA
2
BF
102.3 −
3
NF
1.002 −
4
VAF
64.75 V
5
IKF
841.1 mA
6
ISE
35.77 fA
7
NE
2.138 −
8
BR
90.16 −
9
NR
1.000 −
10
VAR
3.198 V
11
IKR
25.77 mA
12
ISC
156.6 aA
13
14
15
16
17
18
19(1)
20(1)
21(1)
NC
RB
IRB
RBM
RE
RC
XTB
EG
XTI
1.047 −
6.071 Ω
0.000 µA
2.478 Ω
0.164 Ω
1.315 Ω
0.000 −
1.110 eV
3.000 −
22
CJE
1.161 pF
23
VJE
600.0 mV
24
MJE
0.394 −
25
TF
3.073 ps
26
XTF
10.25 −
27
VTF
4.599 V
28
ITF
53.49 mA
29
PTF
0.000 deg
30
CJC
409.9 fF
31
VJC
287.1 mV
32
MJC
0.111 −
33
XCJC
0.104 −
34
35(1)
36(1)
37(1)
TR
CJS
VJS
MJS
0.000 ps
0.000 F
700.0 mV
0.000 −
SEQUENCE No. PARAMETER VALUE UNIT
38
39(2)
40(2)
FC
Cbpb
Cbpe
0.888 −
73.00 fF
131.00 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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