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Alpha Industries
• [617] 9355150 • Fax [617] 8244579 • E-mail sales@alphaind.com • Visit our web site: www.alphaind.com
Electrical Characteristics (TA = 25°C)
High Ratio Hyperabrupt Junction Varactors for Battery Operated Applications
Breakdown Voltage, VB (10 µA):
15V Min.
Reverse Current, IR (12V):
50 nA Max.
CT
@ 0.3V
CT
@ 4.7V
CT @ 0.3V
CT @4 7V
RS
@ 3V
200 MHz
@ 0.3V
(pF)
@ 4.7V
(pF)
CT @ 4.7V
(Ratio)
00
(
W)
SOD–323
SOT–23
SOT–143
Min.
Typ.
Max.
Typ.
Min.
Typ.
Max.
Single
Single
Common
Anode
Common
Cathode
Low
Inductance
Unconnected
Pair
6.5
7.0
.78
.7
9.5
10.0
2.0
SMV1247–011
SMV1247–001
SMV1247–004
15
17
1.7
1.5
10.8
16.5
1.8
SMV1248–011
SMV1248–001
SMV1248–004
28
31
2.8
2.6
11.0
12.1
1.5
SMV1249–011
SMV1249–001
SMV1249–003
SMV1249–004
33
36
3.3
3.0
11.0
12.2
1.5
SMV1250–011
SMV1250–001
SMV1250–004
38
42
3.8
3.4
11.0
12.2
1.3
SMV1251–011
SMV1251–001
SMV1251–004
48
53
4.8
4.3
11.0
12.3
1.2
SMV1253–011
SMV1253–001
SMV1253–004
58
64
5.8
5.2
11.0
12.3
1.0
SMV1255–011
SMV1255–001
SMV1255–003
SMV1255–004
12 Volt Hyperabrupt Junction Varactors
Reverse Breakdown Voltage, VB (10 µA):
12V Min.
Reverse Current, IR (8V):
50 nA Max.
CT
@1V
CT
@ 2.5V
CT
@4V
Q
@ 4V
@ 1V
(pF)
@ 2.5V
(pF)
@ 4V
(pF)
@ 4V
50 MHz
SOD–323
SOT–23
SOT–143
Min.
Typ.
Min.
Max.
Typ.
Max.
Min.
Single
Single
Common
Anode
Common
Cathode
Low
Inductance
Unconnected
Pair
95
100
40
65
20
25
80
SMV1211–001
42
50
18
27
9.0
12
150
SMV1212–001
SMV1212–004
17
22
8.5
10.5
4.0
5.5
200
SMV1213–011
SMV1213–001
SMV1213–004
14.5
16
6.5
7.8
3.0
4.8
300
SMV1214–001
SMV1214–003
8.7
9.5
4.3
5.5
2.0
2.9
350
SMV1215–011
SMV1215–001
85
–
–
–
15.0
30.0
500
*
SMV1297–001
*Q @ 2V, F=1 MHz
Breakdown Voltage, VB (10 µA):
12V Min.
Reverse Current, IR (10V):
50 nA Max.
CT
@ 0.2V
CT
@ 2V
CT
@ 6V
Q
@2V
@ 0.2V
(pF)
@ 2V
(pF)
@ 6V
(pF)
@ 2V
50 MHz
SOD–323
SOT–23
SOT–143
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Single
Single
Common
Anode
Common
Cathode
Low
Inductance
Unconnected
Pair
11
14
4
6.5
1.2
1.9
250
SMV1299–011
SMV1299–001
SMV1299–004
SMV1299–015
" All plastic packaged varactors are available through distribution.
Plastic Packaged Surface Mount Varactor Diodes