DATA SHEET • SMV1247–SMV1255
Typical Capacitance Values
SMV1247
V
R
(V)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
C
T
(pF)
8.86
6.17
4.37
2.96
1.88
1.22
0.95
0.83
0.77
0.73
0.70
0.68
0.67
0.66
0.65
0.64
0.64
SMV1248
C
T
(pF)
22.62
16.32
12.33
9.12
6.27
3.93
2.57
1.95
1.71
1.59
1.49
1.44
1.40
1.36
1.33
1.31
1.30
SMV1249
C
T
(pF)
37.35
25.88
18.18
12.08
7.27
4.44
3.40
2.96
2.72
2.51
2.38
2.30
2.24
2.19
2.14
2.09
2.03
SMV1251
C
T
(pF)
53.65
38.23
28.09
20.13
13.55
8.60
5.78
4.57
3.95
3.58
3.33
3.16
3.03
2.94
2.88
2.83
2.79
SMV1253
C
T
(pF)
69.32
50.23
37.07
27.57
19.37
12.39
7.77
5.77
4.86
4.34
4.01
3.78
3.62
3.50
3.41
3.34
3.28
SMV1255
C
T
(pF)
81.21
58.28
43.27
31.49
21.50
13.40
8.51
6.51
5.58
5.07
4.76
4.58
4.46
4.39
4.33
4.29
4.26
SPICE Model
PORT
P_anode
port = 1
IND
L
S
L = L
S
Part
Number
SMV1247
DIODEM
Diode_Model
I
S
= 1.00e-14
R
S
= 0
N=1
T
T
= 0
C
JO
= C
JO
M=M
V
J
= V
J
E
G
= 1.11
X
TI
= 3
K
F
=0
A
F
=1
F
C
= 0.5
B
V
= 0
I
BV
= 1e-3
I
SR
= 0
N
R
= 2
I
KF
= 0
N
BV
= 1
I
BVL
= 0
N
BVL
= 1
T
BV1
= 0
T
NOM
= 27
F
FE
= 1
C
JO
(pF)
9.22
21.54
39.00
60.00
70.00
82.00
V
J
(V)
13
13
17
17
17
17
M
10.5
10.5
14.0
14.0
14.0
13.0
C
P
(pF)
0
0
0
0
0
0
R
S
Ω
(Ω)
4.9
2.4
1.7
1.4
1.1
1.0
SMV1248
SMV1249
SMV1251
SMV1253
SMV1255
RES
R
S
R = R
S
DIODE
Varactor_Diode
AREA = 1
MODEL = Diode_Model
MODE = nonlinear
CAP
C
P
C = C
P
1. Model was designed to fit measured data in the range of up to 4 V.
2. For package inductance (L
S
) refer to package type.
3. For more details refer to the “Varactor SPICE Models for RF VCO Applications”
Application Note.
PORT
P_Cathode
port = 2
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4
December 07, 2004 • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • 200061 Rev. B
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