Abrupt Junction Tuning Varactors
SMV1405–SMV1419
Electrical Specifications at 25°C
Part
Number
SMV1405
SMV1408
SMV1411
SMV1413
SMV1417
SMV1419
Reverse Voltage V
R
(I
R
= 10
µA):
30 V
Reverse Current I
R
(V
R
= 24 V): 20 nA
C
T
@ 0.5 V
(pF)
Typ.
2.1
3.4
6.0
7.4
15.3
18.7
C
T
@ 1V
(pF)
Typ.
1.8
2.9
5.2
6.4
13.2
16.6
Min.
1.21
1.75
3.10
3.64
7.51
9.13
C
T
@ 4 V
(pF)
Max.
1.45
2.11
3.76
4.42
9.15
11.13
C
T
@ 0 V
C
T
@ 30 V
(Ratio)
Min.
4.1
4.1
4.2
4.2
4.3
4.4
R
S
@ 4 V
500 MHz
Ω
(Ω)
Max.
0.80
0.60
0.40
0.35
0.22
0.20
Q
@ 4V
50 MHz
Typ.
3200
2900
2500
2400
1800
1600
Typical Performance Data
100.0
6
5
4
3
2
1
0
-1
-2
-3
-4
-5
-40
Percentage Change (%)
V
R
= 4 V
V
R
= 30 V
Capacitance (pF)
10.0
SMV1413
SMV1417
SMV1419
SMV1411
1.0
SMV1405
SMV1408
V
R
= 1 V
0.1
0
5
10
15
20
25
30
-20
0
20
40
60
80
Reverse Voltage (V)
Temperature (˚C)
Capacitance vs. Reverse Voltage
Relative Capacitance Change
vs. Temperature
Typical Capacitance Values
SMV1405
V
R
(V)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
4.0
5.0
10.0
20.0
30.0
C
T
(pF)
2.67
2.12
1.84
1.70
1.55
1.44
1.34
1.25
1.17
0.95
0.77
0.63
SMV1408
C
T
(pF)
4.08
3.36
2.94
2.60
2.38
2.24
2.08
1.88
1.72
1.28
1.01
0.95
SMV1411
C
T
(pF)
7.58
6.05
5.21
4.66
4.27
4.00
3.72
3.35
3.08
2.32
1.69
1.48
SMV1413
C
T
(pF)
9.24
7.39
6.37
5.71
5.22
4.85
4.55
4.10
3.77
2.85
2.12
1.77
SMV1417
C
T
(pF)
19.20
15.30
13.16
11.76
10.74
9.95
9.32
8.35
7.64
5.62
4.09
3.79
SMV1419
C
T
(pF)
23.44
18.72
16.64
14.38
13.14
12.18
11.42
10.26
9.40
7.00
5.10
4.30
2
Alpha Industries, Inc.
[781] 935-5150
•
Fax
[617] 824-4579
•
Email
sales@alphaind.com
•
www.alphaind.com
Specifications subject to change without notice. 1/01A
ALPHA [ ALPHA INDUSTRIES ]
