ALPHA SMV1139-011

Hyperabrupt Junction Tuning Varactors
SMV1129 and SMV1139
Features
■ High Q
■ Low Series Resistance for Low Phase
Noise
■ Multiple Packages SOD-323, SC-79
and SC-70
■ Designed for High Volume Commercial
Applications
■ SPICE Models are Available
Description
Absolute Maximum Ratings
The SMV1129 and SMV1139 silicon hyperabrupt junction
varactor diodes are designed for use in VCOs requiring
low resistance. The low resistance of these varactors
makes them appropriate for high Q resonators in
wireless system VCOs to frequencies beyond 2.5 GHz.
Characteristic
Value
Forward Current (IF)
20 mA
Power Dissipation (PD)
250 mW
Storage Temperature (TST)
-55°C to +150°C
Operating Temperature (TOP)
-55°C to +125°C
Single
Single
Common Anode
SOD-323
SC-79
SC-70
♦ SMV1129-011
♦ SMV1129-079
SMV1129-073
♦ SMV1139-011
♦ SMV1139-079
LS = 1.5 nH
LS = 0.7 nH
LS = 1.4 nH
♦ Available through distribution.
For other packages or configurations, please contact the factory.
Electrical Specifications at 25°C
Part
Number
CT @ 1 V
CT @ 3 V
(Ratio)
CT @ 1 V
(pF)
CT @ 1 V
CT @ 6 V
(Ratio)
RS @ 1 V
500 MHz
Ω)
(Ω
Min.
Typ.
Max.
Min.
Typ.
Min.
Typ.
Max.
SMV1129
17.50
19.0
20.50
1.4
1.53
2.0
2.5
0.4
SMV1139
4.95
5.4
5.85
1.4
1.53
2.0
2.5
0.6
Reverse Voltage VR (IR = 10 µA): 12 V
Reverse Current IR (VR = 10 V): 20 nA
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected] • www.alphaind.com
Specifications subject to change without notice. 10/99A
1
Hyperabrupt Junction Tuning Varactors
SMV1129 and SMV1139
Typical Performance Data
Capacitance vs. Reverse Voltage
SMV1129
SMV1139
VR (V)
CT (pF)
CT (pF)
0
27.5
8.0
1
18.9
5.5
2
15.0
4.4
3
12.5
3.7
4
10.7
3.1
5
9.3
2.7
6
8.1
2.5
7
7.1
2.3
8
6.3
2.2
9
5.7
2.1
10
5.2
2.0
11
4.9
2.0
12
4.7
1.9
30
Capacitance (pF)
25
20
15
10
SMV1129
5
SMV1139
0
0
2
4
6
8
10
Reverse Voltage (V)
Capacitance vs. Reverse Voltage
SPICE Model
SOD-323
PORT
P_anode
port = 1
IND
LS
L = LS
RES
RS
R = RS
DIODEM
Diode_Model
IS = 1.00e-14
RS = 0
N=1
TT = 0
CJO = CJO
M=M
EG = 1.11
XTI = 3
KF =0
AF =1
FC = 0.5
BV = 0
IBV = 1e-3
ISR = 0
NR = 2
IKF = 0
NBV = 1
IBVL = 0
NBVL = 1
TBV1 = 0
TNOM = 27
FFE = 1
CAP
CP
C = CP
DIODE
Varactor_Diode
AREA = 1
MODEL = Diode_Model
MODE = nonlinear
PORT
P_Cathode
port = 2
0.090 (2.30 mm) MIN.
0.108 (2.74 mm) MAX.
0.045 (1.15 mm) MIN.
0.053 (1.35 mm) MAX. 1
0.010
(0.25 mm) MIN.
0.016
(0.40 mm) MAX.
2
0.063 (1.60 mm) MIN.
0.071 (1.80 mm) MAX.
CATHODE
INDICATOR
0.008 (0.20 mm) NOM.
0.050
(1.25 mm) MAX.
0.006
(0.15 mm) TYP.
0.004 (0.10 mm) MAX.
0.010 (0.25 mm) MIN.
SC-79
Part
Number
CJO
(pF)
VJ
(V)
M
CP
(pF)
RS
Ω)
(Ω
SMV1129
27.5
2.8
1.10
0
0.40
SMV1139
8.0
1.2
0.65
0
0.60
1. Values extracted from measured performance.
2. For package inductance (LS) refer to package type.
3. For more details refer to the “Varactor SPICE Models for RF VCO
Applications” Application Note.
CATHODE 0.006 (0.15 mm) MIN.
INDICATOR
0.010
(0.25 mm) MIN.
0.014
(0.35 mm) MAX.
1
2
0.028
(0.70 mm) MIN.
0.035
(0.90 mm) MAX.
0.060 (1.50 mm) MIN.
0.067 (1.70 mm) MAX.
0.043 (1.10 mm) MIN.
0.051 (1.30 mm) MAX.
0.020
(0.50 mm) MIN.
0.028
(0.70 mm) MAX.
10˚ MAX.
0.003
(0.07 mm) MIN.
0.008
(0.20 mm) MAX.
10˚ MAX.
2
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected]phaind.com • www.alphaind.com
Specifications subject to change without notice. 10/99A
Hyperabrupt Junction Tuning Varactors
SMV1129 and SMV1139
SC-70
0.071 (1.80 mm) MIN.
0.087 (2.20 mm) MAX.
0.010 (0.25 mm) MIN.
0.016 (0.40 mm) MAX.
3
0.071 (1.80 mm) MIN.
0.094 (2.40 mm) MAX.
0.045 (1.15 mm) MIN.
0.053 (1.35 mm) MAX.
1
2
0.014 (0.35 mm) REF.
0.026 (0.65 mm) REF.
0.051 (1.30 mm) REF.
0.004 (0.10 mm) MIN.
0.007 (0.18 mm) MAX.
0.004 (0.10 mm) MIN.
0.012 (0.30 mm) MAX.
0.031 (0.80 mm) MIN.
0.039 (1.00 mm) MAX.
0.000 (0.00 mm) MIN.
0.004 (0.10 mm) MAX.
Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected] • www.alphaind.com
Specifications subject to change without notice. 10/99A
3