Hyperabrupt Junction Tuning Varactors
SMV1211–SMV1215
Electrical Specifications at 25°C
Part
Number
SMV1211
SMV1212
SMV1213
SMV1214
SMV1215
C
T
@ 1 V
(pF)
Min.
95.0
42.0
17.0
14.5
8.7
Typ.
100.0
50.0
22.0
16.0
9.5
C
T
@ 2.5 V
(pF)
Min.
40.0
18.0
8.5
6.5
4.3
Max.
65.0
27.0
10.5
7.8
5.5
C
T
@ 4 V
(pF)
Typ.
20
9
4
3
2
Max.
25.0
12.0
5.5
4.8
2.9
C
T
@ 1 V
C
T
@ 2.5 V
(Ratio)
Typ.
2
2
2
2
2
C
T
@ 1 V
C
T
@ 4 V
(Ratio)
Typ.
5
5
5
5
5
R
S
@ 4 V
500 MHz
Ω
(Ω)
Typ.
0.4
0.8
1.4
1.7
2.8
Q
@ 4V
50 MHz
Min.
80
150
200
300
350
Reverse Voltage V
R
(I
R
= 10
µA):
12 V
Reverse Current I
R
(V
R
= 8 V): 20 nA
Typical Performance Data
1000.0
SMV1211
4
Capacitance (pF)
SMV1212
100.0
SMV1213
SMV1214
SMV1215
10.0
3
SMV1215
R
S
(Ω)
2
SMV1214
SMV1213
SMV1212
1
1.0
0
2.0
4.0
6.0
8.0
0
0
SMV1211
1
2
3
4
5
Reverse Voltage (V)
Reverse Voltage (V)
Capacitance vs. Reverse Voltage
Series Resistance vs. Reverse Voltage
@ 500 MHz
15
3
Percentage Change (%)
Percentage Change (%)
60
80
2
1
0
-1
-2
-3
-40
V
R
= 1 V
10
5
0
-5
-10
-15
V
R
= 4 V
-20
0
20
40
-40
-20
0
20
40
60
80
Temperature (˚C)
Temperature (˚C)
Relative Capacitance Change
vs. Temperature
Relative Series Resistance Change
vs. Temperature @ 500 MHz
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 ]
