Hyperabrupt Junction Tuning Varactor
SMV1135 Series
Features
s
High Tuning Ratio
s
Low Series Resistance
s
SOD-323 Package
s
Designed for High Volume, Low Cost
Applications
s
Available in Tape and Reel Packaging
Description
The SMV1135-011 is a surface mount varactor diode in the
SOD-323 plastic package. It is designed for very high
capacitance tuning ratio while having low series resistance,
which makes this device especially attractive for wideband
VCO applications.
Absolute Maximum Ratings
Characteristic
Forward Current (I
F
)
Power Dissipation (P
D
)
Storage Temperature (T
ST
)
Operating Temperature (T
OP
)
Value
20 mA
250 mW
-55°C to +150°C
-55°C to +125°C
Single
SOD-323
SMV1135-011
Common Cathode
SOT-23
SMV1135-004
Electrical Specifications at 25°C
Parameter
Reverse Current (I
R
)
Capacitance (C
T
)
Capacitance Ratio (C
TR
)
Capacitance Ratio (C
TR
)
Series Resistance (R
S
)
Breakdown Voltage (V
BR
)
V
R
= 21 V
C
T
@ 1 V, V
R
= 1 V, F = 1 MHz
C
T
(1 V)/C
T
(3 V)
C
T
(1 V)/C
T
(9 V)
V
R
= 1 V, F = 500 MHz
I
R
= 10
µA
28.00
8.20
1.47
3.70
Condition
Min.
Typ.
Max.
20.00
10.00
1.76
4.50
1.20
Ω
V
Unit
nA
pF
Alpha Industries, Inc.
[781] 935-5150
•
Fax
[617] 824-4579
•
Email
sales@alphaind.com
•
www.alphaind.com
Specifications subject to change without notice. 6/01A
1
Hyperabrupt Junction Tuning Varactor
SMV1135 Series
Typical Performance Data
12
10
8
6
4
2
0
0
5
10
15
20
Capacitance vs. Voltage
V
R
(V)
0.5
1.0
2.5
3.0
6.0
10.0
20.0
C
T
(pF)
10.34
8.69
5.98
5.38
3.11
1.92
1.17
Capacitance (pF)
1.4
1.3
1.2
Varactor Voltage (V)
Capacitance vs. Voltage
R
S
(Ω)
1.1
1.0
0.9
0.8
Percentage Change (%)
10
5
0.7
0.6
0
3V
5
10
15
20
0
Voltage (V)
-5
20 V
-10
-40
-20
0
20
40
60
80
Series Resistance vs. Voltage
Temperature (˚C)
Relative Capacitance Change
vs. Temperature
Percentage Change (%)
10
5
0
-5
-10
-40
-20
0
20
40
60
80
Temperature (˚C)
Relative Series Resistance
Change vs. Temperature
2
Alpha Industries, Inc.
[781] 935-5150
•
Fax
[617] 824-4579
•
Email
sales@alphaind.com
•
www.alphaind.com
Specifications subject to change without notice. 6/01A
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
