4 / 12 page
4
SPRAGUE-GOODMAN ELECTRONICS, INC., 1700 SHAMES DRIVE, WESTBURY, NY 11590 • TEL: 516-334-8700 • FAX: 516-334-8771 • E-MAIL: info@ spraguegoodman.com
VARACTOR DIODES
SG-950
SUPER HYPERABRUPT TUNING VARACTOR DIODES
• Low voltage wireless phase locked loop VCOs
• Phase shifters
SPECIFICATIONS
Reverse breakdown voltage at 10 µA DC
(at 25°C): 12 V min
Maximum reverse leakage current at –10 V
(at 25°C): 0.05 µA DC
Device dissipation at 25°C: 250 mW (derated
linearly to zero at +125°C)
Operating junction temperature: –55°C to +125°C
Storage temperature: –55°C to +125°C
SOT-23 PACKAGE - Consult factory for additional package configurations.
All dimensions are in / mm.
Unless otherwise specified, the tolerance on dimensions is ± 0.004 / 0.1.
Total
Total
Total
Model Number
Capacitance
Capacitance
Capacitance
Q min
CT (pF) at –1 V
CT (pF) at –2.5 V
CT (pF) at –8 V
at –4 V
Common
min
min
max
max
(50 MHz)
Single
Cathode
13.0
6.5
10.0
2.7
750
GVD20442-001
GVD20442-004
13.0
6.5
10.0
2.7
350
GVD20443-001
GVD20443-004
17.0
8.5
13.0
3.2
600
GVD20444-001
GVD20444-004
17.0
8.5
13.0
3.2
300
GVD20445-001
GVD20445-004
26.0
13.0
20.0
4.7
500
GVD20446-001
---
26.0
13.0
20.0
4.7
225
GVD20447-001
---
36.0
18.0
27.0
6.2
400
GVD20448-001
---
36.0
18.0
27.0
6.2
150
GVD20449-001
---
FEATURES
• Mesa epitaxial silicon construction
• Silicon dioxide passivated
• Superior mid range linear characteristics
• High tuning ratios
• High Q
• Available in common cathode style
• Available in chip form (add suffix -000)
APPLICATIONS
• TCXOs, VCXOs
• Low voltage wireless open loop VCOs
Total
Total
Total
Model Number
Capacitance
Capacitance
Capacitance
Q min
CT (pF) at –1 V
CT (pF) at –2.5 V
CT (pF) at –4 V
at –4 V
Common
min
min
max
max
(50 MHz)
Single
Cathode
9.0
4.5
6.5
3.0
400
GVD20450-001
GVD20450-004
0.115
± 0.005
2.93
± 0.13
0.038
± 0.003
0.96
± 0.065
0.051
± 0.004
1.3
± 0.1
0.075
± 0.005
1.91
± 0.13
0.091
± 0.008
2.3
± 0.2
0.021
± 0.003
0.53
± 0.08
0.040
± 0.007
1.03
± 0.18
0.007
± 0.003
0.18
± 0.08
0.0047
± 0.0013
0.12
± 0.033
TOP VIEW
(SINGLE)
(COMMON CATHODE)
0.035
0.90
0.031
0.80
0.079
2.0
0.037
0.95
0.037
0.95
0.016
± 0.002
0.41
± 0.04
TYP
TYP
1
PAD LAYOUT
2
3
12
3
TYP
TYP
50.0
10.0
5.0
1.0
0.5
0.3
1
2
3
45 6
10
20
30
REVERSE VOLTAGE
(VOLTS)
2.0
3.0
0.5
CT (pF)
50
GVD20448-001
GVD20446-001
GVD20444-001
GVD20450-001